diff --git a/assets/css/app.scss b/assets/css/app.scss
index 97dbd0904f..b432b2687b 100644
--- a/assets/css/app.scss
+++ b/assets/css/app.scss
@@ -132,7 +132,17 @@
   .progress {
     @apply rounded-sm ring-1 text-center min-h-full ml-12 mr-4;
   }
-  .progress .progress-bar {
+
+  .log-container {
+    height: 300px;
+    overflow-y: scroll;
+    background-color: #000;
+    padding: 10px;
+  }
+
+  .terminal {
+    color: #00ff00; /* Green */
+    font-family: monospace;
   }
 
   // Pager
diff --git a/assets/vue/components/installer/Step1.vue b/assets/vue/components/installer/Step1.vue
index 571bede5ad..0fe8e8d32a 100644
--- a/assets/vue/components/installer/Step1.vue
+++ b/assets/vue/components/installer/Step1.vue
@@ -42,20 +42,39 @@
 
     <hr>
 
-    <div class="formgroup-inline">
+    <div class="formgroup">
+
+      <Message
+        v-if="installerData.isUpdateAvailable"
+        id="pleasewait"
+        :closable="false"
+        severity="warn"
+      >
+        <p class="update-message-text">
+          {{ t('An update is available. Click the button below to proceed with the update.') }}
+        </p>
+        <p>{{ installerData.checkMigrationStatus.message }}</p>
+        <p v-if="installerData.checkMigrationStatus.current_migration">
+          Current Migration: {{ installerData.checkMigrationStatus.current_migration }}
+        </p>
+        <p v-if="installerData.checkMigrationStatus.progress_percentage">
+          Progress: {{ installerData.checkMigrationStatus.progress_percentage }}%
+        </p>
+        <hr>
+      </Message>
       <Button
         :label="t('Next')"
-        class="p-button-secondary"
+        :class="[installerData.isUpdateAvailable ? 'p-button-secondary' : 'p-button-success']"
         icon="mdi mdi-page-next"
-        name="step1"
+        :name="installerData.isUpdateAvailable ? 'step5' : 'step1'"
         type="submit"
       />
       <input
         id="is_executable"
         name="is_executable"
         type="hidden"
-        value="step1"
-      >
+        :value="!installerData.isUpdateAvailable ? 'step1' : '-'"
+      />
     </div>
   </div>
 </template>
diff --git a/assets/vue/components/installer/Step6.vue b/assets/vue/components/installer/Step6.vue
index 6e7defc3ed..11b7da674c 100644
--- a/assets/vue/components/installer/Step6.vue
+++ b/assets/vue/components/installer/Step6.vue
@@ -238,29 +238,21 @@
     <div class="formgroup-inline">
       <div class="field">
         <Button
+          v-if="!installerData.isUpdateAvailable"
           :label="t('Previous')"
           class="p-button-secondary"
           icon="mdi mdi-page-previous"
           name="step4"
           type="submit"
         />
-        <input
-          id="is_executable"
-          v-model="isExecutable"
-          name="is_executable"
-          type="hidden"
-        >
-        <input
-          type="hidden"
-          name="step6"
-          value="1"
-        >
+        <input id="is_executable" v-model="isExecutable" name="is_executable" type="hidden" />
+        <input type="hidden" name="step6" value="1" />
       </div>
-
       <Button
         id="button_step6"
-        :label="t('Install Chamilo')"
+        :label="installerData.isUpdateAvailable ? t('Update Chamilo') : t('Install Chamilo')"
         :loading="loading"
+        :disabled="isButtonDisabled"
         class="p-button-success"
         icon="mdi mdi-progress-download"
         name="button_step6"
@@ -303,11 +295,15 @@
       />
       <ProgressBar mode="indeterminate" />
     </Message>
+    <ProgressBar :value="progressPercentage" style="height: 22px"> {{ progressPercentage }}/100 </ProgressBar>
+    <div class="log-container">
+      <div v-html="logTerminalContent"></div>
+    </div>
   </div>
 </template>
 
 <script setup>
-import { inject, ref } from 'vue';
+import { inject, ref} from 'vue';
 import { useI18n } from 'vue-i18n';
 
 import Message from 'primevue/message';
@@ -319,14 +315,39 @@ const { t } = useI18n();
 const installerData = inject('installerData');
 
 const loading = ref(false);
-
+const isButtonDisabled = ref(installerData.value.isUpdateAvailable);
 const isExecutable = ref('');
 
-function btnStep6OnClick () {
-  loading.value= true;
 
-  isExecutable.value = 'step6';
+const logTerminalContent = ref('');
+const progressPercentage = ref(0);
+
+function updateLog() {
+  var xhr = new XMLHttpRequest();
+  xhr.onreadystatechange = function() {
+    if (xhr.readyState === 4 && xhr.status === 200) {
+      const response = JSON.parse(xhr.responseText);
+      logTerminalContent.value = response.log_terminal;
+      progressPercentage.value = response.progress_percentage;
+      scrollToBottom();
 
+      isButtonDisabled.value = false;
+    }
+  };
+  xhr.open('GET', installerData.value.logUrl, true);
+  xhr.send();
+}
+
+function btnStep6OnClick() {
+  loading.value = true;
+  isExecutable.value = 'step6';
   document.getElementById('install_form').submit();
 }
+
+function scrollToBottom() {
+  const logContainer = document.querySelector('.log-container');
+  logContainer.scrollTop = logContainer.scrollHeight;
+}
+
+setInterval(updateLog, 2000);
 </script>
diff --git a/public/main/inc/lib/course.lib.php b/public/main/inc/lib/course.lib.php
index 10029a6021..b7baf480b2 100644
--- a/public/main/inc/lib/course.lib.php
+++ b/public/main/inc/lib/course.lib.php
@@ -3445,7 +3445,7 @@ class CourseManager
         );
 
         if (!empty($result)) {
-            if (1 == $result['value']) {
+            if (1 == $result['field_value']) {
                 return true;
             }
         }
diff --git a/public/main/install/get_migration_status.php b/public/main/install/get_migration_status.php
new file mode 100644
index 0000000000..c1f71333ab
--- /dev/null
+++ b/public/main/install/get_migration_status.php
@@ -0,0 +1,37 @@
+<?php
+/* For licensing terms, see /license.txt */
+ini_set('memory_limit', '1024M');
+
+require_once __DIR__.'/../../../vendor/autoload.php';
+require_once api_get_path(SYS_CODE_PATH).'install/install.lib.php';
+
+$result = checkMigrationStatus();
+
+$logFile = api_get_path(SYS_PATH) . '/../var/log/migration-to-2.0.log';
+
+if (!file_exists($logFile)) {
+    error_log('Initiating migration at '.date('d/m/Y H:i') . PHP_EOL, 3, $logFile);
+    chmod($logFile, 0644);
+}
+
+if (!empty($result['current_migration'])) {
+    $migrationPath = "Current Migration path: " . $result['current_migration'];
+    error_log($migrationPath . PHP_EOL, 3, $logFile);
+}
+
+$logContent = '';
+if (file_exists($logFile)) {
+    // The migration log file was found
+    chmod($logFile, 0644);
+    $logContent = file_get_contents($logFile);
+}
+
+// Prepare the response array
+$response = [
+    'log_terminal' => '<pre class="terminal">' . $logContent . '</pre>',
+    'progress_percentage' => $result['progress_percentage'],
+];
+
+// Send the response as JSON
+header('Content-Type: application/json');
+echo json_encode($response);
diff --git a/public/main/install/index.php b/public/main/install/index.php
index 6b4737ac3f..f5b60d7350 100644
--- a/public/main/install/index.php
+++ b/public/main/install/index.php
@@ -134,6 +134,7 @@ $upgradeFromVersion = [
     '1.11.11',
     '1.11.12',
     '1.11.14',
+    '1.11.16',
 ];
 
 $my_old_version = '';
@@ -165,6 +166,8 @@ if (!empty($_POST['updatePath'])) {
     $proposedUpdatePath = $_POST['updatePath'];
 }
 
+$checkMigrationStatus =  checkMigrationStatus();
+$isUpdateAvailable = isUpdateAvailable(api_get_path(SYS_PATH));
 if (isset($_POST['step2_install']) || isset($_POST['step2_update_8']) || isset($_POST['step2_update_6'])) {
     if (isset($_POST['step2_install'])) {
         $installType = 'new';
@@ -188,7 +191,7 @@ if (isset($_POST['step2_install']) || isset($_POST['step2_update_8']) || isset($
     }
 } elseif (isset($_POST['step1'])) {
     $_POST['updatePath'] = '';
-    $installType = '';
+    $installType = $_GET['installType'] ?? '';
     $updateFromConfigFile = '';
     unset($_GET['running']);
 } else {
@@ -428,11 +431,24 @@ if (isset($_POST['step2'])) {
     $stepData['institutionUrlForm'] = $institutionUrlForm;
     $stepData['encryptPassForm'] = $encryptPassForm;
 
-    $stepData['dbHostForm'] = $dbHostForm;
-    $stepData['dbPortForm'] = $dbPortForm;
-    $stepData['dbUsernameForm'] = $dbUsernameForm;
-    $stepData['dbPassForm'] = str_repeat('*', api_strlen($dbPassForm));
-    $stepData['dbNameForm'] = $dbNameForm;
+    $isPendingMigration = ($isUpdateAvailable && false === $checkMigrationStatus['status']);
+    if ($isPendingMigration) {
+        $envFile = api_get_path(SYMFONY_SYS_PATH) . '.env.local';
+        $dotenv = new Dotenv();
+        $envFile = api_get_path(SYMFONY_SYS_PATH) . '.env.local';
+        $dotenv->loadEnv($envFile);
+        $stepData['dbHostForm'] = $_ENV['DATABASE_HOST'];
+        $stepData['dbPortForm'] = $_ENV['DATABASE_PORT'];
+        $stepData['dbUsernameForm'] = $_ENV['DATABASE_USER'];
+        $stepData['dbPassForm'] = str_repeat('*', api_strlen($_ENV['DATABASE_PASSWORD']));
+        $stepData['dbNameForm'] = $_ENV['DATABASE_NAME'];
+    } else {
+        $stepData['dbHostForm'] = $dbHostForm;
+        $stepData['dbPortForm'] = $dbPortForm;
+        $stepData['dbUsernameForm'] = $dbUsernameForm;
+        $stepData['dbPassForm'] = str_repeat('*', api_strlen($dbPassForm));
+        $stepData['dbNameForm'] = $dbNameForm;
+    }
 } elseif (isset($_POST['step6'])) {
     //STEP 6 : INSTALLATION PROCESS
     $current_step = 7;
@@ -452,24 +468,30 @@ if (isset($_POST['step2'])) {
         $perm = octdec('0777');
         $perm_file = octdec('0777');
 
-        // Create .env.local file
-        $envFile = api_get_path(SYMFONY_SYS_PATH).'.env.local';
-        $distFile = api_get_path(SYMFONY_SYS_PATH).'.env';
-
-        $params = [
-            '{{DATABASE_HOST}}' => $dbHostForm,
-            '{{DATABASE_PORT}}' => $dbPortForm,
-            '{{DATABASE_NAME}}' => $dbNameForm,
-            '{{DATABASE_USER}}' => $dbUsernameForm,
-            '{{DATABASE_PASSWORD}}' => $dbPassForm,
-            '{{APP_INSTALLED}}' => 1,
-            '{{APP_ENCRYPT_METHOD}}' => $encryptPassForm,
-            '{{APP_SECRET}}' => generateRandomToken(),
-        ];
+        if (!$isUpdateAvailable) {
+            $installType = 'update';
+            // Create .env.local file
+            $envFile = api_get_path(SYMFONY_SYS_PATH) . '.env.local';
+            $distFile = api_get_path(SYMFONY_SYS_PATH) . '.env';
+            $params = [
+                '{{DATABASE_HOST}}' => $dbHostForm,
+                '{{DATABASE_PORT}}' => $dbPortForm,
+                '{{DATABASE_NAME}}' => $dbNameForm,
+                '{{DATABASE_USER}}' => $dbUsernameForm,
+                '{{DATABASE_PASSWORD}}' => $dbPassForm,
+                '{{APP_INSTALLED}}' => 1,
+                '{{APP_ENCRYPT_METHOD}}' => $encryptPassForm,
+                '{{APP_SECRET}}' => generateRandomToken(),
+            ];
+            error_log('Update env file');
+            updateEnvFile($distFile, $envFile, $params);
+            (new Dotenv())->load($envFile);
 
-        error_log('Update env file');
-        updateEnvFile($distFile, $envFile, $params);
-        (new Dotenv())->load($envFile);
+        } else {
+            $dotenv = new Dotenv();
+            $envFile = api_get_path(SYMFONY_SYS_PATH) . '.env.local';
+            $dotenv->loadEnv($envFile);
+        }
 
         // Load Symfony Kernel
         $kernel = new Kernel('dev', true);
@@ -629,6 +651,9 @@ if (isset($_POST['step2'])) {
     $stepData['installationProfile'] = $installationProfile;
 }
 
+if ($isUpdateAvailable) {
+    $installType = 'update';
+}
 $installerData = [
     'poweredBy' => 'Powered by <a href="https://chamilo.org" target="_blank">Chamilo</a> &copy; '.date('Y'),
 
@@ -678,9 +703,10 @@ $installerData = [
     'old_version' => api_htmlentities($my_old_version, ENT_QUOTES),
     'new_version' => api_htmlentities($new_version, ENT_QUOTES),
     'installationProfile' => api_htmlentities($installationProfile, ENT_QUOTES),
-
     'currentStep' => $current_step,
-
+    'isUpdateAvailable' => $isUpdateAvailable,
+    'checkMigrationStatus' => $checkMigrationStatus,
+    'logUrl' => '/main/install/get_migration_status.php',
     'stepData' => $stepData,
 ];
 ?>
diff --git a/public/main/install/install.lib.php b/public/main/install/install.lib.php
index 5ed12b1cd0..5ecde02cce 100644
--- a/public/main/install/install.lib.php
+++ b/public/main/install/install.lib.php
@@ -15,6 +15,7 @@ use Doctrine\Migrations\DependencyFactory;
 use Doctrine\Migrations\Query\Query;
 use Doctrine\ORM\EntityManager;
 use Symfony\Component\DependencyInjection\Container as SymfonyContainer;
+use Symfony\Component\Dotenv\Dotenv;
 
 /*
  * Chamilo LMS
@@ -1347,21 +1348,21 @@ function migrate(EntityManager $manager)
         $versionCounter = 1;
         foreach ($versions as $version => $queries) {
             $total = count($queries);
-            echo '----------------------------------------------<br />';
+            //echo '----------------------------------------------<br />';
             $message = "VERSION: $version";
-            echo "$message<br/>";
+            //echo "$message<br/>";
             error_log('-------------------------------------');
             error_log($message);
             $counter = 1;
             foreach ($queries as $query) {
                 $sql = $query->getStatement();
-                echo "<code>$sql</code><br>";
+                //echo "<code>$sql</code><br>";
                 error_log("$counter/$total : $sql");
                 $counter++;
             }
             $versionCounter++;
         }
-        echo '<br/>DONE!<br />';
+        //echo '<br/>DONE!<br />';
         error_log('DONE!');
     }
 
@@ -1661,6 +1662,7 @@ function migrateSwitch($fromVersion, $manager, $processFiles = true)
         case '1.11.10':
         case '1.11.12':
         case '1.11.14':
+        case '1.11.16':
             $start = time();
             // Migrate using the migration files located in:
             // /srv/http/chamilo2/src/CoreBundle/Migrations/Schema/V200
@@ -1724,3 +1726,110 @@ function checkCanCreateFile(string $file): bool
 
     return false;
 }
+
+/**
+ * Checks if the update option is available.
+ *
+ * Checks the existence of the "app" folder and the "configuration.php" file
+ * to determine if an update is available from version 1.11.x.
+ *
+ * @param string $baseDir The base directory.
+ * @return bool True if the update is available, false otherwise.
+ */
+function isUpdateAvailable(string $baseDir): bool
+{
+    // Path to the "app" folder
+    $appFolder = $baseDir.'/../app';
+
+    // Path to the "configuration.php" file
+    $configFile = $baseDir.'/../app/config/configuration.php';
+
+    // Check the existence of the "app" folder and the "configuration.php" file
+    return is_dir($appFolder) && file_exists($configFile);
+}
+
+function checkMigrationStatus(): array
+{
+    $envFile = api_get_path(SYMFONY_SYS_PATH) . '.env.local';
+    $dotenv = new Dotenv();
+    $envFile = api_get_path(SYMFONY_SYS_PATH) . '.env.local';
+    $dotenv->loadEnv($envFile);
+
+    $database = connectToDatabase(
+        $_ENV['DATABASE_HOST'],
+        $_ENV['DATABASE_USER'],
+        $_ENV['DATABASE_PASSWORD'],
+        $_ENV['DATABASE_NAME'],
+        $_ENV['DATABASE_PORT']
+    );
+    $manager = $database->getManager();
+
+    $connection = $manager->getConnection();
+
+    // Loading migration configuration.
+    $config = new PhpFile('./migrations.php');
+    $dependency = DependencyFactory::fromConnection($config, new ExistingConnection($connection));
+
+    // Check if old "version" table exists from 1.11.x, use new version.
+    $schema = $manager->getConnection()->getSchemaManager();
+    $hasOldVersionTable = false;
+    $anyVersionYet = !$schema->tablesExist('version');
+    $isVersionEmpty = false;
+    $executedMigrations = 0;
+    $currentMigration = '';
+    if ($schema->tablesExist('version')) {
+        $columns = $schema->listTableColumns('version');
+        if (in_array('id', array_keys($columns), true)) {
+            $hasOldVersionTable = true;
+        }
+        $query = $connection->createQueryBuilder()
+            ->select('*')
+            ->from('version');
+        $result = $query->execute();
+        $executedMigrations = $result->rowCount();
+        $isVersionEmpty = ($executedMigrations == 0);
+        if (!$isVersionEmpty) {
+            $query = $connection->createQueryBuilder()
+                ->select('*')
+                ->from('version')
+                ->orderBy('executed_at', 'DESC')
+                ->setMaxResults(1);
+            $result = $query->execute()->fetch();
+            $currentMigration = $result['version'];
+        }
+    }
+
+    if (!$hasOldVersionTable) {
+        // Loading migrations.
+        $migratorConfigurationFactory = $dependency->getConsoleInputMigratorConfigurationFactory();
+        $result = '';
+        $input = new Symfony\Component\Console\Input\StringInput($result);
+        $planCalculator = $dependency->getMigrationPlanCalculator();
+        $migrations = $planCalculator->getMigrations();
+        $totalMigrations = $migrations->count();
+        $lastVersion = $migrations->getLast();
+
+        if ($anyVersionYet || $isVersionEmpty) {
+            $currentMigration = '';
+            $executedMigrations = 0;
+        }
+
+        // Calculate progress percentage
+        $progressPercentage = ceil(($executedMigrations / $totalMigrations) * 100);
+        $resultStatus = [
+            'status' => ($progressPercentage >= 100),
+            'message' => ($progressPercentage >= 100) ? 'All migrations have been executed.' : 'Migrations are pending.',
+            'current_migration' => ($progressPercentage >= 100) ? null : $currentMigration,
+            'progress_percentage' => $progressPercentage
+        ];
+    } else {
+        $resultStatus = [
+            'status' => false,
+            'message' => 'Error executing migrations status command.',
+            'current_migration' => null,
+            'progress_percentage' => 0
+        ];
+    }
+
+    return $resultStatus;
+}
diff --git a/src/CoreBundle/Entity/Listener/ResourceListener.php b/src/CoreBundle/Entity/Listener/ResourceListener.php
index e2cec5f718..dd0bca26d0 100644
--- a/src/CoreBundle/Entity/Listener/ResourceListener.php
+++ b/src/CoreBundle/Entity/Listener/ResourceListener.php
@@ -183,6 +183,9 @@ class ResourceListener
         }
 
         if ($resource instanceof PersonalFile) {
+            if (null === $currentUser) {
+                $currentUser = $parentNode->getCreator();
+            }
             $valid = $parentNode->getCreator()->getUsername() === $currentUser->getUsername() ||
                      $parentNode->getId() === $currentUser->getResourceNode()->getId();
 
diff --git a/src/CoreBundle/Entity/ResourceNode.php b/src/CoreBundle/Entity/ResourceNode.php
index 7fe3d0a136..4fbe54095e 100644
--- a/src/CoreBundle/Entity/ResourceNode.php
+++ b/src/CoreBundle/Entity/ResourceNode.php
@@ -121,7 +121,7 @@ class ResourceNode implements Stringable
 
     #[Assert\NotNull]
     #[Groups(['resource_node:read', 'resource_node:write', 'document:write'])]
-    #[ORM\ManyToOne(targetEntity: User::class, inversedBy: 'resourceNodes')]
+    #[ORM\ManyToOne(targetEntity: \Chamilo\CoreBundle\Entity\User::class, cascade: ["persist"], inversedBy: 'resourceNodes')]
     #[ORM\JoinColumn(name: 'creator_id', referencedColumnName: 'id', nullable: true, onDelete: 'CASCADE')]
     protected User $creator;
 
diff --git a/src/CoreBundle/Migrations/Schema/V200/Version20.php b/src/CoreBundle/Migrations/Schema/V200/Version20.php
index c11d117224..a691cbf851 100644
--- a/src/CoreBundle/Migrations/Schema/V200/Version20.php
+++ b/src/CoreBundle/Migrations/Schema/V200/Version20.php
@@ -378,10 +378,18 @@ class Version20 extends AbstractMigrationChamilo
         $this->addSql('CREATE TABLE IF NOT EXISTS ext_translations (id INT AUTO_INCREMENT NOT NULL, locale VARCHAR(8) NOT NULL, object_class VARCHAR(191) NOT NULL, field VARCHAR(32) NOT NULL, foreign_key VARCHAR(64) NOT NULL, content LONGTEXT DEFAULT NULL, INDEX translations_lookup_idx (locale, object_class, foreign_key), UNIQUE INDEX lookup_unique_idx (locale, object_class, field, foreign_key), PRIMARY KEY(id)) DEFAULT CHARACTER SET utf8mb4 COLLATE `utf8mb4_unicode_ci` ENGINE = InnoDB ROW_FORMAT = DYNAMIC;');
 
         // Rename extra_field field_type and extra_field_type to item_type and value_type, also, the term "value" in exta_field_values.value renamed to field_value
-        $this->addSql('ALTER TABLE extra_field CHANGE extra_field_type item_type INT NOT NULL');
-        $this->addSql('ALTER TABLE extra_field CHANGE field_type value_type INT NOT NULL');
-        $this->addSql('ALTER TABLE extra_field_values CHANGE `value` field_value LONGTEXT DEFAULT NULL');
-
+        $table = $schema->getTable('extra_field');
+        if (false === $table->hasColumn('extra_field_type')) {
+            $this->addSql('ALTER TABLE extra_field CHANGE extra_field_type item_type INT NOT NULL');
+        }
+        if (false === $table->hasColumn('field_type')) {
+            $this->addSql('ALTER TABLE extra_field CHANGE field_type value_type INT NOT NULL');
+        }
+        $table = $schema->getTable('extra_field_values');
+        if (false === $table->hasColumn('value')) {
+            $this->addSql('ALTER TABLE extra_field_values CHANGE `value` field_value LONGTEXT DEFAULT NULL');
+        }
+        
         // Drop unused columns
         $dropColumnsAndIndex = [
             'track_e_uploads' => [
diff --git a/src/CoreBundle/Migrations/Schema/V200/Version20180319145700.php b/src/CoreBundle/Migrations/Schema/V200/Version20180319145700.php
index 07658e0174..db328a2ffc 100644
--- a/src/CoreBundle/Migrations/Schema/V200/Version20180319145700.php
+++ b/src/CoreBundle/Migrations/Schema/V200/Version20180319145700.php
@@ -107,7 +107,7 @@ class Version20180319145700 extends AbstractMigrationChamilo
 
         $this->addSql('ALTER TABLE c_survey_invitation CHANGE reminder_date reminder_date DATETIME DEFAULT NULL');
         $this->addSql(
-            'UPDATE c_survey_invitation SET reminder_date = NULL WHERE CAST(reminder_date AS CHAR(20)) = "0000-00-00 00:00:00"'
+            'UPDATE c_survey_invitation SET reminder_date = NULL WHERE reminder_date = "0000-00-00 00:00:00"'
         );
 
         // c_survey_invitation.user_id
diff --git a/src/CoreBundle/Migrations/Schema/V200/Version20180904175500.php b/src/CoreBundle/Migrations/Schema/V200/Version20180904175500.php
index acf50e4a8b..4a7e3a147b 100644
--- a/src/CoreBundle/Migrations/Schema/V200/Version20180904175500.php
+++ b/src/CoreBundle/Migrations/Schema/V200/Version20180904175500.php
@@ -24,10 +24,11 @@ class Version20180904175500 extends AbstractMigrationChamilo
         $this->addSql('DELETE FROM track_e_exercises WHERE exe_user_id = 0 OR exe_user_id IS NULL');
         $this->addSql('ALTER TABLE track_e_exercises CHANGE exe_user_id exe_user_id INT NOT NULL');
 
+        $this->addSql('ALTER TABLE track_e_exercises CHANGE session_id session_id INT DEFAULT NULL');
         $this->addSql('UPDATE track_e_exercises SET session_id = NULL WHERE session_id = 0');
 
         $this->addSql('DELETE FROM track_e_exercises WHERE session_id IS NOT NULL AND session_id NOT IN (SELECT id FROM session)');
-        $this->addSql('ALTER TABLE track_e_exercises CHANGE session_id session_id INT NOT NULL');
+
 
         if (!$schema->hasTable('attempt_file')) {
             $this->addSql("CREATE TABLE attempt_file (id BINARY(16) NOT NULL COMMENT '(DC2Type:uuid)', attempt_id INT DEFAULT NULL, asset_id BINARY(16) DEFAULT NULL COMMENT '(DC2Type:uuid)', comment LONGTEXT NOT NULL, created_at DATETIME NOT NULL COMMENT '(DC2Type:datetime)', updated_at DATETIME NOT NULL COMMENT '(DC2Type:datetime)', INDEX IDX_4F22BDF0B191BE6B (attempt_id), INDEX IDX_4F22BDF05DA1941 (asset_id), PRIMARY KEY(id)) DEFAULT CHARACTER SET utf8mb4 COLLATE `utf8mb4_unicode_ci` ENGINE = InnoDB ROW_FORMAT = DYNAMIC;");
diff --git a/src/CoreBundle/Migrations/Schema/V200/Version20181025064351.php b/src/CoreBundle/Migrations/Schema/V200/Version20181025064351.php
index 44c1ed02a2..b1f37b172c 100644
--- a/src/CoreBundle/Migrations/Schema/V200/Version20181025064351.php
+++ b/src/CoreBundle/Migrations/Schema/V200/Version20181025064351.php
@@ -291,7 +291,7 @@ class Version20181025064351 extends AbstractMigrationChamilo
             $this->addSql('ALTER TABLE gradebook_certificate ADD downloaded_at DATETIME DEFAULT NULL;');
             $this->addSql(
                 'UPDATE gradebook_certificate gc SET downloaded_at = (
-                        SELECT value from extra_field e
+                        SELECT field_value from extra_field e
                         INNER JOIN extra_field_values v on v.field_id = e.id
                         WHERE variable = "downloaded_at" and item_type = 11 and item_id = gc.id
                     )'
diff --git a/src/CoreBundle/Migrations/Schema/V200/Version20191101132000.php b/src/CoreBundle/Migrations/Schema/V200/Version20191101132000.php
index 4e97127003..086f991b54 100644
--- a/src/CoreBundle/Migrations/Schema/V200/Version20191101132000.php
+++ b/src/CoreBundle/Migrations/Schema/V200/Version20191101132000.php
@@ -152,6 +152,7 @@ class Version20191101132000 extends AbstractMigrationChamilo
                     }
 
                     $filePath = $rootPath.'/app/upload/course_category/'.$category['image'];
+                    error_log('MIGRATIONS :: $filePath -- '.$filePath.' ...');
                     if ($this->fileExists($filePath)) {
                         $fileName = basename($filePath);
                         $mimeType = mime_content_type($filePath);
diff --git a/src/CoreBundle/Migrations/Schema/V200/Version20191206150000.php b/src/CoreBundle/Migrations/Schema/V200/Version20191206150000.php
index 9b04f6cd31..23e1daecd4 100644
--- a/src/CoreBundle/Migrations/Schema/V200/Version20191206150000.php
+++ b/src/CoreBundle/Migrations/Schema/V200/Version20191206150000.php
@@ -22,7 +22,7 @@ class Version20191206150000 extends AbstractMigrationChamilo
         if (false === $table->hasColumn('helper_text')) {
             $this->addSql('ALTER TABLE extra_field ADD helper_text text DEFAULT NULL AFTER display_text');
         }
-        $this->addSql('ALTER TABLE extra_field_values CHANGE value value LONGTEXT DEFAULT NULL;');
+        $this->addSql('ALTER TABLE extra_field_values CHANGE field_value field_value LONGTEXT DEFAULT NULL;');
         if (false === $table->hasColumn('description')) {
             $this->addSql('ALTER TABLE extra_field ADD description LONGTEXT DEFAULT NULL');
         }
@@ -31,7 +31,7 @@ class Version20191206150000 extends AbstractMigrationChamilo
 
         $this->addSql("UPDATE extra_field_values SET created_at = NOW() WHERE CAST(created_at AS CHAR(20)) = '0000-00-00 00:00:00'");
         $this->addSql("UPDATE extra_field_values SET updated_at = NOW() WHERE CAST(updated_at AS CHAR(20)) = '0000-00-00 00:00:00'");
-        $this->addSql('ALTER TABLE extra_field_values MODIFY COLUMN value LONGTEXT NULL');
+        $this->addSql('ALTER TABLE extra_field_values MODIFY COLUMN field_value LONGTEXT NULL');
 
         if (!$table->hasIndex('idx_efv_item')) {
             $this->addSql('CREATE INDEX idx_efv_item ON extra_field_values (item_id)');
diff --git a/src/CoreBundle/Migrations/Schema/V200/Version20191206150030.php b/src/CoreBundle/Migrations/Schema/V200/Version20191206150030.php
index 46c6df7b34..1e28f1aede 100644
--- a/src/CoreBundle/Migrations/Schema/V200/Version20191206150030.php
+++ b/src/CoreBundle/Migrations/Schema/V200/Version20191206150030.php
@@ -43,6 +43,7 @@ class Version20191206150030 extends AbstractMigrationChamilo
                     continue;
                 }
                 $filePath = $rootPath.'/app/upload/'.$path;
+                error_log('MIGRATIONS :: $filePath -- '.$filePath.' ...');
                 if ($this->fileExists($filePath)) {
                     $fileName = basename($path);
                     $mimeType = mime_content_type($filePath);
diff --git a/src/CoreBundle/Migrations/Schema/V200/Version20201211114900.php b/src/CoreBundle/Migrations/Schema/V200/Version20201211114900.php
new file mode 100644
index 0000000000..5c14168bea
--- /dev/null
+++ b/src/CoreBundle/Migrations/Schema/V200/Version20201211114900.php
@@ -0,0 +1,220 @@
+<?php
+
+declare(strict_types=1);
+
+/* For licensing terms, see /license.txt */
+
+namespace Chamilo\CoreBundle\Migrations\Schema\V200;
+
+use Chamilo\CoreBundle\Migrations\AbstractMigrationChamilo;
+use Doctrine\DBAL\Schema\Schema;
+
+
+final class Version20201211114900 extends AbstractMigrationChamilo
+{
+    public function getDescription(): string
+    {
+        return 'Migrate access_url, users';
+    }
+
+    public function up(Schema $schema): void
+    {
+        error_log('MIGRATIONS :: FILE -- Version20201211114900 ...');
+
+        if ($schema->hasTable('gradebook_category')) {
+            $table = $schema->getTable('gradebook_category');
+            if (!$table->hasColumn('allow_skills_by_subcategory')) {
+                $this->addSql(
+                    'ALTER TABLE gradebook_category ADD allow_skills_by_subcategory INT DEFAULT 1'
+                );
+            }
+        }
+
+        if ($schema->hasTable('c_survey_answer')) {
+            $table = $schema->getTable('c_survey_answer');
+            if (!$table->hasColumn('session_id')) {
+                $this->addSql(
+                    'ALTER TABLE c_survey_answer ADD session_id INT NOT NULL'
+                );
+            }
+            if (!$table->hasColumn('c_lp_item_id')) {
+                $this->addSql(
+                    'ALTER TABLE c_survey_answer ADD c_lp_item_id INT NOT NULL'
+                );
+            }
+
+        }
+
+        if ($schema->hasTable('c_survey_invitation')) {
+            $table = $schema->getTable('c_survey_invitation');
+            if (!$table->hasColumn('c_lp_item_id')) {
+                $this->addSql(
+                    'ALTER TABLE c_survey_invitation ADD c_lp_item_id INT NOT NULL'
+                );
+            }
+        }
+
+        if ($schema->hasTable('c_quiz')) {
+            $table = $schema->getTable('c_quiz');
+            if (!$table->hasColumn('hide_attempts_table')) {
+                $this->addSql(
+                    'ALTER TABLE c_quiz ADD hide_attempts_table TINYINT(1) NOT NULL'
+                );
+            }
+        }
+
+        if ($schema->hasTable('c_attendance_calendar')) {
+            $table = $schema->getTable('c_attendance_calendar');
+            if (!$table->hasColumn('blocked')) {
+                $this->addSql(
+                    'ALTER TABLE c_attendance_calendar ADD blocked TINYINT(1) DEFAULT NULL'
+                );
+            }
+        }
+
+        if ($schema->hasTable('c_attendance_sheet')) {
+            $table = $schema->getTable('c_attendance_sheet');
+            if (!$table->hasColumn('signature')) {
+                $this->addSql(
+                    'ALTER TABLE c_attendance_sheet ADD signature VARCHAR(255) DEFAULT NULL'
+                );
+            }
+        }
+
+        if ($schema->hasTable('c_lp')) {
+            $table = $schema->getTable('c_lp');
+            if (!$table->hasColumn('published_on')) {
+                $this->addSql(
+                    'ALTER TABLE c_lp CHANGE publicated_on published_on datetime NULL;'
+                );
+            }
+        }
+
+        if ($schema->hasTable('c_lp')) {
+            $table = $schema->getTable('c_lp');
+            if (!$table->hasColumn('next_lp_id')) {
+                $this->addSql(
+                    'ALTER TABLE c_lp ADD next_lp_id INT DEFAULT 0 NOT NULL'
+                );
+            }
+        }
+
+        if ($schema->hasTable('c_lp_item')) {
+            $table = $schema->getTable('c_lp_item');
+            if (!$table->hasColumn('item_root')) {
+                $this->addSql(
+                    'ALTER TABLE c_lp_item CHANGE c_id item_root INT DEFAULT NULL'
+                );
+                $this->addSql(
+                    'ALTER TABLE c_lp_item ADD CONSTRAINT FK_CCC9C1EDDEC4BDA0 FOREIGN KEY (item_root) REFERENCES c_lp_item (iid) ON DELETE CASCADE'
+                );
+                $this->addSql(
+                    'CREATE INDEX IDX_CCC9C1EDDEC4BDA0 ON c_lp_item (item_root)'
+                );
+            }
+        }
+
+        if (!$schema->hasTable('c_wiki_category')) {
+            $this->addSql(
+                'CREATE TABLE c_wiki_category (id INT AUTO_INCREMENT NOT NULL, c_id INT NOT NULL, session_id INT DEFAULT NULL, tree_root INT DEFAULT NULL, parent_id INT DEFAULT NULL, name VARCHAR(255) NOT NULL, lft INT NOT NULL, lvl INT NOT NULL, rgt INT NOT NULL, INDEX IDX_17F1099A91D79BD3 (c_id), INDEX IDX_17F1099A613FECDF (session_id), INDEX IDX_17F1099AA977936C (tree_root), INDEX IDX_17F1099A727ACA70 (parent_id), PRIMARY KEY(id)) DEFAULT CHARACTER SET utf8mb4 COLLATE `utf8mb4_unicode_ci` ENGINE = InnoDB ROW_FORMAT = DYNAMIC'
+            );
+            $this->addSql(
+                'ALTER TABLE c_wiki_category ADD CONSTRAINT FK_17F1099A91D79BD3 FOREIGN KEY (c_id) REFERENCES course (id) ON DELETE CASCADE'
+            );
+            $this->addSql(
+                'ALTER TABLE c_wiki_category ADD CONSTRAINT FK_17F1099A613FECDF FOREIGN KEY (session_id) REFERENCES session (id) ON DELETE CASCADE'
+            );
+            $this->addSql(
+                'ALTER TABLE c_wiki_category ADD CONSTRAINT FK_17F1099AA977936C FOREIGN KEY (tree_root) REFERENCES c_wiki_category (id) ON DELETE CASCADE'
+            );
+            $this->addSql(
+                'ALTER TABLE c_wiki_category ADD CONSTRAINT FK_17F1099A727ACA70 FOREIGN KEY (parent_id) REFERENCES c_wiki_category (id) ON DELETE CASCADE'
+            );
+        }
+
+        if (!$schema->hasTable('c_wiki_rel_category')) {
+            $this->addSql(
+                'CREATE TABLE c_wiki_rel_category (wiki_id INT NOT NULL, category_id INT NOT NULL, INDEX IDX_AC88945BAA948DBE (wiki_id), INDEX IDX_AC88945B12469DE2 (category_id), PRIMARY KEY(wiki_id, category_id)) DEFAULT CHARACTER SET utf8mb4 COLLATE `utf8mb4_unicode_ci` ENGINE = InnoDB ROW_FORMAT = DYNAMIC'
+            );
+            $this->addSql(
+                'ALTER TABLE c_wiki_rel_category ADD CONSTRAINT FK_AC88945BAA948DBE FOREIGN KEY (wiki_id) REFERENCES c_wiki (iid) ON DELETE CASCADE'
+            );
+            $this->addSql(
+                'ALTER TABLE c_wiki_rel_category ADD CONSTRAINT FK_AC88945B12469DE2 FOREIGN KEY (category_id) REFERENCES c_wiki_category (id) ON DELETE CASCADE'
+            );
+        }
+
+
+    }
+
+    public function down(Schema $schema): void
+    {
+        if ($schema->hasTable('c_wiki_category')) {
+            $this->addSql(
+                'DROP TABLE c_wiki_category'
+            );
+        }
+
+        if ($schema->hasTable('c_wiki_rel_category')) {
+            $this->addSql(
+                'DROP TABLE c_wiki_rel_category'
+            );
+        }
+
+        if ($schema->hasTable('c_lp_item')) {
+            $table = $schema->getTable('c_lp_item');
+            if ($table->hasColumn('item_root')) {
+                $this->addSql(
+                    'ALTER TABLE c_lp_item CHANGE item_root c_id  INT DEFAULT NULL'
+                );
+            }
+        }
+
+        $table = $schema->getTable('c_lp');
+        if ($table->hasColumn('next_lp_id')) {
+            $this->addSql('ALTER TABLE c_lp DROP next_lp_id');
+        }
+
+        if ($schema->hasTable('c_lp')) {
+            $table = $schema->getTable('c_lp');
+            if ($table->hasColumn('published_on')) {
+                $this->addSql(
+                    'ALTER TABLE c_lp CHANGE published_on publicated_on datetime NULL;'
+                );
+            }
+        }
+        $table = $schema->getTable('c_attendance_sheet');
+        if ($table->hasColumn('signature')) {
+            $this->addSql('ALTER TABLE c_attendance_sheet DROP signature');
+        }
+
+        $table = $schema->getTable('c_attendance_calendar');
+        if ($table->hasColumn('blocked')) {
+            $this->addSql('ALTER TABLE c_attendance_calendar DROP blocked');
+        }
+
+        $table = $schema->getTable('c_quiz');
+        if ($table->hasColumn('hide_attempts_table')) {
+            $this->addSql('ALTER TABLE c_quiz DROP hide_attempts_table');
+        }
+
+        $table = $schema->getTable('c_survey_answer');
+        if ($table->hasColumn('session_id')) {
+            $this->addSql('ALTER TABLE c_survey_answer DROP session_id');
+        }
+
+        if ($table->hasColumn('c_lp_item_id')) {
+            $this->addSql('ALTER TABLE c_survey_answer DROP c_lp_item_id');
+        }
+
+        $table = $schema->getTable('c_survey_invitation');
+        if ($table->hasColumn('c_lp_item_id')) {
+            $this->addSql('ALTER TABLE c_survey_invitation DROP c_lp_item_id');
+        }
+
+        $table = $schema->getTable('gradebook_category');
+        if ($table->hasColumn('allow_skills_by_subcategory')) {
+            $this->addSql('ALTER TABLE gradebook_category DROP allow_skills_by_subcategory');
+        }
+    }
+}
diff --git a/src/CoreBundle/Migrations/Schema/V200/Version20201211114910.php b/src/CoreBundle/Migrations/Schema/V200/Version20201211114910.php
new file mode 100644
index 0000000000..9652a337b7
--- /dev/null
+++ b/src/CoreBundle/Migrations/Schema/V200/Version20201211114910.php
@@ -0,0 +1,52 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Chamilo\CoreBundle\Migrations\Schema\V200;
+
+use Chamilo\CoreBundle\Migrations\AbstractMigrationChamilo;
+use Doctrine\DBAL\Schema\Schema;
+
+final class Version20201211114910 extends AbstractMigrationChamilo
+{
+    public function getDescription(): string
+    {
+        return 'Create table resource_format';
+    }
+
+    public function up(Schema $schema): void
+    {
+        if (!$schema->hasTable('resource_format')) {
+            $this->addSql(
+                "CREATE TABLE resource_format (id INT AUTO_INCREMENT NOT NULL, name VARCHAR(255) NOT NULL, created_at DATETIME NOT NULL COMMENT '(DC2Type:datetime)', updated_at DATETIME NOT NULL COMMENT '(DC2Type:datetime)', PRIMARY KEY(id)) DEFAULT CHARACTER SET utf8mb4 COLLATE `utf8mb4_unicode_ci` ENGINE = InnoDB ROW_FORMAT = DYNAMIC;"
+            );
+            $this->addSql(
+                'ALTER TABLE resource_node ADD resource_format_id INT DEFAULT NULL;'
+            );
+            $this->addSql(
+                'ALTER TABLE resource_node ADD CONSTRAINT FK_8A5F48FF7EE0A59A FOREIGN KEY (resource_format_id) REFERENCES resource_format (id) ON DELETE SET NULL;'
+            );
+            $this->addSql(
+                'CREATE INDEX IDX_8A5F48FF7EE0A59A ON resource_node (resource_format_id);'
+            );
+        }
+    }
+
+    public function down(Schema $schema): void
+    {
+        if ($schema->hasTable('resource_format')) {
+            $this->addSql(
+                'ALTER TABLE resource_node DROP FOREIGN KEY FK_8A5F48FF7EE0A59A;'
+            );
+            $this->addSql(
+                'ALTER TABLE resource_node DROP INDEX IDX_8A5F48FF7EE0A59A;'
+            );
+            $this->addSql(
+                'ALTER TABLE resource_node DROP resource_format_id;'
+            );
+            $this->addSql(
+                'DROP TABLE resource_format;'
+            );
+        }
+    }
+}
diff --git a/src/CoreBundle/Migrations/Schema/V200/Version20201211124910.php b/src/CoreBundle/Migrations/Schema/V200/Version20201211124910.php
new file mode 100644
index 0000000000..3ecba221f9
--- /dev/null
+++ b/src/CoreBundle/Migrations/Schema/V200/Version20201211124910.php
@@ -0,0 +1,50 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Chamilo\CoreBundle\Migrations\Schema\V200;
+
+use Chamilo\CoreBundle\Migrations\AbstractMigrationChamilo;
+use Doctrine\DBAL\Schema\Schema;
+
+final class Version20201211124910 extends AbstractMigrationChamilo
+{
+    public function getDescription(): string
+    {
+        return 'Insert default values to table resource_format';
+    }
+
+    public function up(Schema $schema): void
+    {
+        $connection = $this->getEntityManager()->getConnection();
+        if ($schema->hasTable('resource_format')) {
+            $result = $connection->executeQuery(" SELECT * FROM resource_format WHERE name = 'html'");
+            $exists = $result->fetchAllAssociative();
+            if (empty($exists)) {
+                $this->addSql("INSERT INTO resource_format SET name = 'html', created_at = NOW(), updated_at = NOW();");
+            }
+            $result = $connection->executeQuery(" SELECT * FROM resource_format WHERE name = 'txt'");
+            $exists = $result->fetchAllAssociative();
+            if (empty($exists)) {
+                $this->addSql("INSERT INTO resource_format SET name = 'txt', created_at = NOW(), updated_at = NOW();");
+            }
+        }
+    }
+
+    public function down(Schema $schema): void
+    {
+        $connection = $this->getEntityManager()->getConnection();
+        if ($schema->hasTable('resource_format')) {
+            $result = $connection->executeQuery(" SELECT * FROM resource_format WHERE name = 'txt'");
+            $exists = $result->fetchAllAssociative();
+            if (!empty($exists)) {
+                $this->addSql("DELETE FROM resource_format WHERE name = 'txt';");
+            }
+            $result = $connection->executeQuery(" SELECT * FROM resource_format WHERE name = 'html'");
+            $exists = $result->fetchAllAssociative();
+            if (!empty($exists)) {
+                $this->addSql("DELETE FROM resource_format WHERE name = 'html';");
+            }
+        }
+    }
+}
diff --git a/src/CoreBundle/Migrations/Schema/V200/Version20201212195011.php b/src/CoreBundle/Migrations/Schema/V200/Version20201212195011.php
index 902f87f057..897a0302f7 100644
--- a/src/CoreBundle/Migrations/Schema/V200/Version20201212195011.php
+++ b/src/CoreBundle/Migrations/Schema/V200/Version20201212195011.php
@@ -88,7 +88,7 @@ final class Version20201212195011 extends AbstractMigrationChamilo
             $extraFieldId = (int) $extraFieldId;
             $sql = "SELECT DISTINCT(item_id)
                     FROM extra_field_values
-                    WHERE field_id = $extraFieldId AND value = 1 ";
+                    WHERE field_id = $extraFieldId AND field_value= 1 ";
             $result = $connection->executeQuery($sql);
             $specialCourses = $result->fetchAllAssociative();
             if (!empty($specialCourses)) {
diff --git a/src/CoreBundle/Migrations/Schema/V200/Version20201212195110.php b/src/CoreBundle/Migrations/Schema/V200/Version20201212195110.php
new file mode 100644
index 0000000000..9944d34103
--- /dev/null
+++ b/src/CoreBundle/Migrations/Schema/V200/Version20201212195110.php
@@ -0,0 +1,31 @@
+<?php
+declare(strict_types=1);
+
+/* For licensing terms, see /license.txt */
+
+namespace Chamilo\CoreBundle\Migrations\Schema\V200;
+
+use Chamilo\CoreBundle\Migrations\AbstractMigrationChamilo;
+use Doctrine\DBAL\Schema\Schema;
+
+class Version20201212195110 extends AbstractMigrationChamilo
+{
+    public function getDescription(): string
+    {
+        return 'Session changes';
+    }
+
+    public function up(Schema $schema): void
+    {
+        $table = $schema->getTable('session');
+        if (false === $table->hasColumn('image_id')) {
+            $this->addSql("ALTER TABLE session ADD image_id BINARY(16) DEFAULT NULL COMMENT '(DC2Type:uuid)'");
+            $this->addSql("ALTER TABLE session ADD CONSTRAINT FK_D044D5D43DA5256D FOREIGN KEY (image_id) REFERENCES asset (id) ON DELETE SET NULL");
+            $this->addSql("CREATE INDEX IDX_D044D5D43DA5256D ON session (image_id)");
+        }
+    }
+
+    public function down(Schema $schema): void
+    {
+    }
+}
diff --git a/src/CoreBundle/Migrations/Schema/V200/Version20201212203625.php b/src/CoreBundle/Migrations/Schema/V200/Version20201212203625.php
index 89fc5237f4..4d6af4bb8e 100644
--- a/src/CoreBundle/Migrations/Schema/V200/Version20201212203625.php
+++ b/src/CoreBundle/Migrations/Schema/V200/Version20201212203625.php
@@ -18,6 +18,7 @@ use Chamilo\CourseBundle\Repository\CDocumentRepository;
 use Chamilo\Kernel;
 use Doctrine\DBAL\Connection;
 use Doctrine\DBAL\Schema\Schema;
+use Doctrine\ORM\EntityManager;
 use DocumentManager;
 use Symfony\Component\HttpFoundation\File\UploadedFile;
 
@@ -32,10 +33,12 @@ final class Version20201212203625 extends AbstractMigrationChamilo
     {
         $container = $this->getContainer();
         $doctrine = $container->get('doctrine');
+        /** @var EntityManager $em */
         $em = $doctrine->getManager();
         /** @var Connection $connection */
         $connection = $em->getConnection();
 
+        /* @var CDocumentRepository $documentRepo */
         $documentRepo = $container->get(CDocumentRepository::class);
         $courseRepo = $container->get(CourseRepository::class);
         $attemptRepo = $em->getRepository(TrackEAttempt::class);
@@ -68,7 +71,7 @@ final class Version20201212203625 extends AbstractMigrationChamilo
                 $path = str_replace('/../exercises/teacher_audio/', '', $path);
 
                 $filePath = $rootPath.'/app/courses/'.$course->getDirectory().'/exercises/teacher_audio/'.$path;
-
+                error_log('MIGRATIONS :: $filePath -- '.$filePath.' ...');
                 if ($this->fileExists($filePath)) {
                     preg_match('#/(.*)/#', '/'.$path, $matches);
                     if (isset($matches[1]) && !empty($matches[1])) {
@@ -138,6 +141,7 @@ final class Version20201212203625 extends AbstractMigrationChamilo
                 $path = str_replace('/../exercises/', '', $path);
 
                 $filePath = $rootPath.'/app/courses/'.$course->getDirectory().'/exercises/'.$path;
+                error_log('MIGRATIONS :: $filePath -- '.$filePath.' ...');
                 if ($this->fileExists($filePath)) {
                     $fileName = basename($filePath);
                     preg_match('#/(.*)/(.*)/(.*)/(.*)/#', '/'.$path, $matches);
@@ -217,12 +221,14 @@ final class Version20201212203625 extends AbstractMigrationChamilo
 
                 $parent = null;
                 if ('.' !== \dirname($documentPath)) {
-                    $parentId = (int) DocumentManager::get_document_id(
-                        [
-                            'real_id' => $courseId,
-                        ],
-                        \dirname($documentPath)
-                    );
+                    $currentPath = \dirname($documentPath);
+                    $sql = "SELECT iid FROM c_document
+                    WHERE
+                          c_id = {$courseId} AND
+                          path LIKE '$currentPath'";
+                    $result = $connection->executeQuery($sql);
+                    $parentId = $result->fetchOne();
+
                     if (!empty($parentId)) {
                         $parent = $documentRepo->find($parentId);
                     }
@@ -237,8 +243,9 @@ final class Version20201212203625 extends AbstractMigrationChamilo
                 if (false === $result) {
                     continue;
                 }
-
+                $documentPath = ltrim($documentPath, '/');
                 $filePath = $rootPath.'/app/courses/'.$course->getDirectory().'/document/'.$documentPath;
+                error_log('MIGRATIONS :: $filePath -- '.$filePath.' ...');
                 $this->addLegacyFileToResource($filePath, $documentRepo, $document, $documentId);
                 $em->persist($document);
 
diff --git a/src/CoreBundle/Migrations/Schema/V200/Version20201215072918.php b/src/CoreBundle/Migrations/Schema/V200/Version20201215072918.php
index fa551e3879..65bba24b24 100644
--- a/src/CoreBundle/Migrations/Schema/V200/Version20201215072918.php
+++ b/src/CoreBundle/Migrations/Schema/V200/Version20201215072918.php
@@ -127,6 +127,7 @@ final class Version20201215072918 extends AbstractMigrationChamilo
                 }
 
                 $filePath = $rootPath.'/app/courses/'.$course->getDirectory().'/upload/calendar/'.$attachmentPath;
+                error_log('MIGRATIONS :: $filePath -- '.$filePath.' ...');
                 $this->addLegacyFileToResource($filePath, $eventAttachmentRepo, $attachment, $id, $fileName);
                 $em->persist($attachment);
                 $em->flush();
diff --git a/src/CoreBundle/Migrations/Schema/V200/Version20201215141131.php b/src/CoreBundle/Migrations/Schema/V200/Version20201215141131.php
index 8e8de36e64..b69ba5c8ca 100644
--- a/src/CoreBundle/Migrations/Schema/V200/Version20201215141131.php
+++ b/src/CoreBundle/Migrations/Schema/V200/Version20201215141131.php
@@ -37,9 +37,6 @@ final class Version20201215141131 extends AbstractMigrationChamilo
         $linkRepo = $container->get(CLinkRepository::class);
         $linkCategoryRepo = $container->get(CLinkCategoryRepository::class);
         $courseRepo = $container->get(CourseRepository::class);
-        $sessionRepo = $container->get(SessionRepository::class);
-        $groupRepo = $container->get(CGroupRepository::class);
-        $userRepo = $container->get(UserRepository::class);
 
         $admin = $this->getAdmin();
 
diff --git a/src/CoreBundle/Migrations/Schema/V200/Version20201215153517.php b/src/CoreBundle/Migrations/Schema/V200/Version20201215153517.php
index 93934eed3a..aea593be9d 100644
--- a/src/CoreBundle/Migrations/Schema/V200/Version20201215153517.php
+++ b/src/CoreBundle/Migrations/Schema/V200/Version20201215153517.php
@@ -112,13 +112,11 @@ final class Version20201215153517 extends AbstractMigrationChamilo
                 $em->flush();
 
                 $filePath = $rootPath.'/app/courses/'.$course->getDirectory().'/upload/announcements/'.$path;
+                error_log('MIGRATIONS :: $filePath -- '.$filePath.' ...');
                 $this->addLegacyFileToResource($filePath, $announcementAttachmentRepo, $resource, $id, $fileName);
                 $em->persist($resource);
                 $em->flush();
             }
-
-            $em->flush();
-            $em->clear();
         }
     }
 }
diff --git a/src/CoreBundle/Migrations/Schema/V200/Version20201215160445.php b/src/CoreBundle/Migrations/Schema/V200/Version20201215160445.php
index f917ccd92a..680b6d4b69 100644
--- a/src/CoreBundle/Migrations/Schema/V200/Version20201215160445.php
+++ b/src/CoreBundle/Migrations/Schema/V200/Version20201215160445.php
@@ -139,6 +139,7 @@ final class Version20201215160445 extends AbstractMigrationChamilo
                 $forumImage = $itemData['forum_image'];
                 if (!empty($forumImage)) {
                     $filePath = $rootPath.'/app/courses/'.$course->getDirectory().'/upload/forum/images/'.$forumImage;
+                    error_log('MIGRATIONS :: $filePath -- '.$filePath.' ...');
                     if ($this->fileExists($filePath)) {
                         $this->addLegacyFileToResource($filePath, $forumRepo, $resource, $id, $forumImage);
                     }
@@ -284,6 +285,7 @@ final class Version20201215160445 extends AbstractMigrationChamilo
 
                 if (!empty($fileName) && !empty($path)) {
                     $filePath = $rootPath.'/app/courses/'.$course->getDirectory().'/upload/forum/'.$path;
+                    error_log('MIGRATIONS :: $filePath -- '.$filePath.' ...');
                     if ($this->fileExists($filePath)) {
                         $this->addLegacyFileToResource($filePath, $forumPostRepo, $post, $id, $fileName);
                         $em->persist($post);
diff --git a/src/CoreBundle/Migrations/Schema/V200/Version20201217124011.php b/src/CoreBundle/Migrations/Schema/V200/Version20201217124011.php
index e291f642fe..69baf80f90 100644
--- a/src/CoreBundle/Migrations/Schema/V200/Version20201217124011.php
+++ b/src/CoreBundle/Migrations/Schema/V200/Version20201217124011.php
@@ -127,6 +127,7 @@ final class Version20201217124011 extends AbstractMigrationChamilo
                 }
 
                 $filePath = $rootPath.'/app/courses/'.$course->getDirectory().'/'.$path;
+                error_log('MIGRATIONS :: $filePath -- '.$filePath.' ...');
                 $this->addLegacyFileToResource($filePath, $studentPublicationRepo, $resource, $id, $title);
                 $em->persist($resource);
                 $em->flush();
@@ -165,6 +166,7 @@ final class Version20201217124011 extends AbstractMigrationChamilo
                 $em->persist($correction);
 
                 $filePath = $rootPath.'/app/courses/'.$course->getDirectory().'/'.$path;
+                error_log('MIGRATIONS :: $filePath -- '.$filePath.' ...');
                 $this->addLegacyFileToResource($filePath, $studentPublicationCorrectionRepo, $correction, null, $title);
                 $em->persist($correction);
                 $em->flush();
@@ -202,6 +204,7 @@ final class Version20201217124011 extends AbstractMigrationChamilo
                 $resource->addCourseLink($course, $session, $group, ResourceLink::VISIBILITY_PUBLISHED);
 
                 $filePath = $rootPath.'/app/courses/'.$course->getDirectory().'/'.$file;
+                error_log('MIGRATIONS :: $filePath -- '.$filePath.' ...');
                 $this->addLegacyFileToResource($filePath, $studentPublicationRepo, $resource, $id, $title);
                 $em->persist($resource);
                 $em->flush();
diff --git a/src/CoreBundle/Migrations/Schema/V200/Version20210205082253.php b/src/CoreBundle/Migrations/Schema/V200/Version20210205082253.php
index 453ed1e9a2..4f2762f8cd 100644
--- a/src/CoreBundle/Migrations/Schema/V200/Version20210205082253.php
+++ b/src/CoreBundle/Migrations/Schema/V200/Version20210205082253.php
@@ -59,6 +59,7 @@ final class Version20210205082253 extends AbstractMigrationChamilo
                 $path = 'users/'.substr((string) $id, 0, 1).'/'.$id.'/';
             }
             $picturePath = $rootPath.'/app/upload/'.$path.'/'.$picture;
+            error_log('MIGRATIONS :: $filePath -- '.$picturePath.' ...');
             if ($this->fileExists($picturePath)) {
                 $mimeType = mime_content_type($picturePath);
                 $file = new UploadedFile($picturePath, $picture, $mimeType, null, true);
@@ -125,6 +126,7 @@ final class Version20210205082253 extends AbstractMigrationChamilo
                 $path = 'groups/'.substr((string) $id, 0, 1).'/'.$id.'/';
             }
             $picturePath = $rootPath.'/app/upload/'.$path.'/'.$picture;
+            error_log('MIGRATIONS :: $filePath -- '.$picturePath.' ...');
             if ($this->fileExists($picturePath)) {
                 $mimeType = mime_content_type($picturePath);
                 $file = new UploadedFile($picturePath, $picture, $mimeType, null, true);
diff --git a/src/CoreBundle/Migrations/Schema/V200/Version20210221082033.php b/src/CoreBundle/Migrations/Schema/V200/Version20210221082033.php
index 184a5f85f5..04c3682959 100644
--- a/src/CoreBundle/Migrations/Schema/V200/Version20210221082033.php
+++ b/src/CoreBundle/Migrations/Schema/V200/Version20210221082033.php
@@ -47,6 +47,7 @@ class Version20210221082033 extends AbstractMigrationChamilo
                 $lp = $lpRepo->find($id);
                 if ($lp && !empty($path)) {
                     $filePath = $rootPath.'/app/courses/'.$course->getDirectory().'/upload/learning_path/images/'.$path;
+                    error_log('MIGRATIONS :: $filePath -- '.$filePath.' ...');
                     if ($this->fileExists($filePath)) {
                         $this->addLegacyFileToResource($filePath, $lpRepo, $lp, $lp->getIid(), $path);
                         $em->persist($lp);
diff --git a/src/CoreBundle/Migrations/Schema/V200/Version20210813150011.php b/src/CoreBundle/Migrations/Schema/V200/Version20210813150011.php
index 9e04427d40..cd45447fc1 100644
--- a/src/CoreBundle/Migrations/Schema/V200/Version20210813150011.php
+++ b/src/CoreBundle/Migrations/Schema/V200/Version20210813150011.php
@@ -47,6 +47,7 @@ class Version20210813150011 extends AbstractMigrationChamilo
             }
 
             $filePath = $rootPath.'/app/upload/badges/'.$icon;
+            error_log('MIGRATIONS :: $filePath -- '.$filePath.' ...');
             if ($this->fileExists($filePath)) {
                 $mimeType = mime_content_type($filePath);
                 $fileName = basename($filePath);
diff --git a/src/CoreBundle/Migrations/Schema/V200/Version20210923090920.php b/src/CoreBundle/Migrations/Schema/V200/Version20210923090920.php
index bfab731533..17bf99bd34 100644
--- a/src/CoreBundle/Migrations/Schema/V200/Version20210923090920.php
+++ b/src/CoreBundle/Migrations/Schema/V200/Version20210923090920.php
@@ -43,7 +43,7 @@ final class Version20210923090920 extends AbstractMigrationChamilo
             }
 
             $picturePath = $rootPath.'/app/courses/'.$directory.'/course-pic.png';
-
+            error_log('MIGRATIONS :: $filePath -- '.$picturePath.' ...');
             if ($this->fileExists($picturePath)) {
                 $admin = $this->getAdmin();
                 $mimeType = mime_content_type($picturePath);
diff --git a/src/CoreBundle/Migrations/Schema/V200/Version20211005154000.php b/src/CoreBundle/Migrations/Schema/V200/Version20211005154000.php
index f3e03af32f..8f108d2ffe 100644
--- a/src/CoreBundle/Migrations/Schema/V200/Version20211005154000.php
+++ b/src/CoreBundle/Migrations/Schema/V200/Version20211005154000.php
@@ -63,6 +63,7 @@ class Version20211005154000 extends AbstractMigrationChamilo
             $attachmentRepo->create($messageAttachment);
 
             $filePath = $rootPath.'/app/upload/ticket_attachment/'.$item['path'];
+            error_log('MIGRATIONS :: $filePath -- '.$filePath.' ...');
             $this->addLegacyFileToResource($filePath, $attachmentRepo, $messageAttachment, $item['id']);
 
             $em->persist($messageAttachment);
diff --git a/src/CoreBundle/Migrations/Schema/V200/Version20230124123419.php b/src/CoreBundle/Migrations/Schema/V200/Version20230124123419.php
deleted file mode 100644
index 4bbfebbf98..0000000000
--- a/src/CoreBundle/Migrations/Schema/V200/Version20230124123419.php
+++ /dev/null
@@ -1,34 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace Chamilo\CoreBundle\Migrations\Schema\V200;
-
-use Chamilo\CoreBundle\Migrations\AbstractMigrationChamilo;
-use Doctrine\DBAL\Schema\Schema;
-
-final class Version20230124123419 extends AbstractMigrationChamilo
-{
-    public function getDescription(): string
-    {
-        return 'Rename c_lp.publicated_on to c_lp.published_on';
-    }
-
-    public function up(Schema $schema): void
-    {
-        if ($schema->hasTable('c_lp')) {
-            $this->addSql(
-                'ALTER TABLE c_lp CHANGE publicated_on published_on datetime NULL;'
-            );
-        }
-    }
-
-    public function down(Schema $schema): void
-    {
-        if ($schema->hasTable('c_lp')) {
-            $this->addSql(
-                'ALTER TABLE c_lp CHANGE published_on publicated_on datetime NULL;'
-            );
-        }
-    }
-}
diff --git a/src/CoreBundle/Migrations/Schema/V200/Version20230204150030.php b/src/CoreBundle/Migrations/Schema/V200/Version20230204150030.php
index d4d8fab337..5c2db2a76b 100644
--- a/src/CoreBundle/Migrations/Schema/V200/Version20230204150030.php
+++ b/src/CoreBundle/Migrations/Schema/V200/Version20230204150030.php
@@ -7,10 +7,12 @@ namespace Chamilo\CoreBundle\Migrations\Schema\V200;
 
 use Chamilo\CoreBundle\Entity\Asset;
 use Chamilo\CoreBundle\Entity\ExtraFieldValues;
+use Chamilo\CoreBundle\Entity\ExtraField;
+use Chamilo\CoreBundle\Repository\SessionRepository;
 use Chamilo\CoreBundle\Entity\Session;
 use Chamilo\CoreBundle\Migrations\AbstractMigrationChamilo;
 use Doctrine\DBAL\Schema\Schema;
-use ExtraField;
+use Doctrine\ORM\EntityManager;
 use Symfony\Component\HttpFoundation\File\UploadedFile;
 
 class Version20230204150030 extends AbstractMigrationChamilo
@@ -24,6 +26,7 @@ class Version20230204150030 extends AbstractMigrationChamilo
     {
         $container = $this->getContainer();
         $doctrine = $container->get('doctrine');
+        /* @var EntityManager $em */
         $em = $doctrine->getManager();
 
         $kernel = $container->get('kernel');
@@ -40,7 +43,7 @@ class Version20230204150030 extends AbstractMigrationChamilo
             'itemType' => ExtraField::SESSION_FIELD_TYPE,
         ]);
 
-        $sessionRepo = $container->get(Session::class);
+        $sessionRepo = $container->get(SessionRepository::class);
         /** @var ExtraFieldValues $item */
         foreach ($q->toIterable() as $item) {
             $path = $item->getFieldValue();
@@ -48,6 +51,7 @@ class Version20230204150030 extends AbstractMigrationChamilo
                 continue;
             }
             $filePath = $rootPath.'/app/upload/'.$path;
+            error_log('MIGRATIONS :: $filePath -- '.$filePath.' ...');
             if ($this->fileExists($filePath)) {
                 $fileName = basename($path);
                 $mimeType = mime_content_type($filePath);
diff --git a/src/CoreBundle/Migrations/Schema/V200/Version20230215072918.php b/src/CoreBundle/Migrations/Schema/V200/Version20230215072918.php
index a8a1037b02..ea90e39849 100644
--- a/src/CoreBundle/Migrations/Schema/V200/Version20230215072918.php
+++ b/src/CoreBundle/Migrations/Schema/V200/Version20230215072918.php
@@ -11,9 +11,12 @@ use Chamilo\CoreBundle\Entity\Session;
 use Chamilo\CoreBundle\Entity\User;
 use Chamilo\CoreBundle\Migrations\AbstractMigrationChamilo;
 use Chamilo\CoreBundle\Repository\Node\CourseRepository;
+use Chamilo\CoreBundle\Repository\Node\UserRepository;
+use Chamilo\CoreBundle\Repository\SessionRepository;
 use Chamilo\CourseBundle\Entity\CLp;
 use Chamilo\CourseBundle\Entity\CLpRelUser;
 use Chamilo\CourseBundle\Repository\CLpRelUserRepository;
+use Chamilo\CourseBundle\Repository\CLpRepository;
 use Chamilo\Kernel;
 use Doctrine\DBAL\Connection;
 use Doctrine\DBAL\Schema\Schema;
@@ -33,14 +36,14 @@ final class Version20230215072918 extends AbstractMigrationChamilo
         /** @var Connection $connection */
         $connection = $em->getConnection();
 
-        $lpRepo = $container->get(CLp::class);
+        $lpRepo = $container->get(CLpRepository::class);
 
         /** @var CLpRelUserRepository $cLpRelUserRepo */
-        $cLpRelUserRepo = $container->get(CLpRelUser::class);
+        $cLpRelUserRepo = $container->get(CLpRelUserRepository::class);
 
         $courseRepo = $container->get(CourseRepository::class);
-        $sessionRepo = $container->get(Session::class);
-        $userRepo = $container->get(User::class);
+        $sessionRepo = $container->get(SessionRepository::class);
+        $userRepo = $container->get(UserRepository::class);
 
         /** @var Kernel $kernel */
         $kernel = $container->get('kernel');
diff --git a/src/CoreBundle/Migrations/Schema/V200/Version20230216122950.php b/src/CoreBundle/Migrations/Schema/V200/Version20230216122950.php
index c39bd1f4cb..c501ab38a0 100644
--- a/src/CoreBundle/Migrations/Schema/V200/Version20230216122950.php
+++ b/src/CoreBundle/Migrations/Schema/V200/Version20230216122950.php
@@ -17,15 +17,26 @@ final class Version20230216122950 extends AbstractMigrationChamilo
     public function up(Schema $schema): void
     {
         if ($schema->hasTable('ticket_ticket')) {
-            $this->addSql(
-                'ALTER TABLE ticket_ticket ADD exercise_id INT DEFAULT NULL, ADD lp_id INT DEFAULT NULL'
-            );
+            $table = $schema->getTable('ticket_ticket');
+            if (!$table->hasColumn('exercise_id')) {
+                $this->addSql(
+                    'ALTER TABLE ticket_ticket ADD exercise_id INT DEFAULT NULL'
+                );
+            }
+            if (!$table->hasColumn('lp_id')) {
+                $this->addSql(
+                    'ALTER TABLE ticket_ticket ADD lp_id INT DEFAULT NULL'
+                );
+            }
         }
 
         if ($schema->hasTable('c_quiz_question_rel_category')) {
-            $this->addSql(
-                'ALTER TABLE c_quiz_question_rel_category ADD COLUMN mandatory INT DEFAULT 0'
-            );
+            $table = $schema->getTable('c_quiz_question_rel_category');
+            if (!$table->hasColumn('mandatory')) {
+                $this->addSql(
+                    'ALTER TABLE c_quiz_question_rel_category ADD COLUMN mandatory INT DEFAULT 0'
+                );
+            }
         }
 
         if (!$schema->hasTable('c_plagiarism_compilatio_docs')) {
@@ -41,9 +52,12 @@ final class Version20230216122950 extends AbstractMigrationChamilo
         }
 
         if ($schema->hasTable('system_template')) {
-            $this->addSql(
-                'ALTER TABLE system_template ADD language VARCHAR(40) NOT NULL DEFAULT "english"'
-            );
+            $table = $schema->getTable('system_template');
+            if (!$table->hasColumn('language')) {
+                $this->addSql(
+                    'ALTER TABLE system_template ADD language VARCHAR(40) NOT NULL DEFAULT "english"'
+                );
+            }
         }
 
         if (!$schema->hasTable('agenda_event_invitee')) {
@@ -73,58 +87,13 @@ final class Version20230216122950 extends AbstractMigrationChamilo
             );
         }
 
-        if (!$schema->hasTable('c_wiki_category')) {
-            $this->addSql(
-                'CREATE TABLE c_wiki_category (id INT AUTO_INCREMENT NOT NULL, c_id INT NOT NULL, session_id INT DEFAULT NULL, tree_root INT DEFAULT NULL, parent_id INT DEFAULT NULL, name VARCHAR(255) NOT NULL, lft INT NOT NULL, lvl INT NOT NULL, rgt INT NOT NULL, INDEX IDX_17F1099A91D79BD3 (c_id), INDEX IDX_17F1099A613FECDF (session_id), INDEX IDX_17F1099AA977936C (tree_root), INDEX IDX_17F1099A727ACA70 (parent_id), PRIMARY KEY(id)) DEFAULT CHARACTER SET utf8mb4 COLLATE `utf8mb4_unicode_ci` ENGINE = InnoDB ROW_FORMAT = DYNAMIC'
-            );
-            $this->addSql(
-                'ALTER TABLE c_wiki_category ADD CONSTRAINT FK_17F1099A91D79BD3 FOREIGN KEY (c_id) REFERENCES course (id) ON DELETE CASCADE'
-            );
-            $this->addSql(
-                'ALTER TABLE c_wiki_category ADD CONSTRAINT FK_17F1099A613FECDF FOREIGN KEY (session_id) REFERENCES session (id) ON DELETE CASCADE'
-            );
-            $this->addSql(
-                'ALTER TABLE c_wiki_category ADD CONSTRAINT FK_17F1099AA977936C FOREIGN KEY (tree_root) REFERENCES c_wiki_category (id) ON DELETE CASCADE'
-            );
-            $this->addSql(
-                'ALTER TABLE c_wiki_category ADD CONSTRAINT FK_17F1099A727ACA70 FOREIGN KEY (parent_id) REFERENCES c_wiki_category (id) ON DELETE CASCADE'
-            );
-        }
-
-        if (!$schema->hasTable('c_wiki_rel_category')) {
-            $this->addSql(
-                'CREATE TABLE c_wiki_rel_category (wiki_id INT NOT NULL, category_id INT NOT NULL, INDEX IDX_AC88945BAA948DBE (wiki_id), INDEX IDX_AC88945B12469DE2 (category_id), PRIMARY KEY(wiki_id, category_id)) DEFAULT CHARACTER SET utf8mb4 COLLATE `utf8mb4_unicode_ci` ENGINE = InnoDB ROW_FORMAT = DYNAMIC'
-            );
-            $this->addSql(
-                'ALTER TABLE c_wiki_rel_category ADD CONSTRAINT FK_AC88945BAA948DBE FOREIGN KEY (wiki_id) REFERENCES c_wiki (iid) ON DELETE CASCADE'
-            );
-            $this->addSql(
-                'ALTER TABLE c_wiki_rel_category ADD CONSTRAINT FK_AC88945B12469DE2 FOREIGN KEY (category_id) REFERENCES c_wiki_category (id) ON DELETE CASCADE'
-            );
-        }
-
         if (!$schema->hasTable('notification_event_rel_user')) {
-            $this->addSql(
-                'CREATE TABLE notification_event_rel_user (id INT UNSIGNED AUTO_INCREMENT NOT NULL, event_id INT unsigned, user_id INT, INDEX FK_EVENT (event_id), INDEX FK_USER (user_id), PRIMARY KEY (id))'
-            );
-            $this->addSql(
-                'ALTER TABLE notification_event_rel_user ADD CONSTRAINT FK_EVENT FOREIGN KEY (event_id) REFERENCES notification_event (id) ON DELETE CASCADE'
-            );
-            $this->addSql(
-                'ALTER TABLE notification_event_rel_user ADD CONSTRAINT FK_USER FOREIGN KEY (user_id) REFERENCES user (id) ON DELETE CASCADE'
-            );
-        }
-
-        if ($schema->hasTable('c_survey_answer')) {
-            $this->addSql(
-                'ALTER TABLE c_survey_answer ADD session_id INT NOT NULL, ADD c_lp_item_id INT NOT NULL'
-            );
-        }
-
-        if ($schema->hasTable('c_survey_invitation')) {
-            $this->addSql(
-                'ALTER TABLE c_survey_invitation ADD c_lp_item_id INT NOT NULL'
-            );
+            $this->addSql('CREATE TABLE notification_event_rel_user (
+                id INT UNSIGNED AUTO_INCREMENT NOT NULL,
+                event_id INT UNSIGNED,
+                user_id INT,
+                PRIMARY KEY (id)
+            )');
         }
 
         if (!$schema->hasTable('message_feedback')) {
@@ -175,64 +144,15 @@ final class Version20230216122950 extends AbstractMigrationChamilo
             );
         }
 
-        if ($schema->hasTable('c_attendance_calendar')) {
-            $this->addSql(
-                'ALTER TABLE c_attendance_calendar ADD blocked TINYINT(1) DEFAULT NULL'
-            );
-        }
-
-        if ($schema->hasTable('c_attendance_sheet')) {
-            $this->addSql(
-                'ALTER TABLE c_attendance_sheet ADD signature VARCHAR(255) DEFAULT NULL'
-            );
-        }
-
-        if ($schema->hasTable('gradebook_category')) {
-            $this->addSql(
-                'ALTER TABLE gradebook_category ADD allow_skills_by_subcategory INT DEFAULT 1'
-            );
-        }
-
-        if ($schema->hasTable('c_quiz')) {
-            $this->addSql(
-                'ALTER TABLE c_quiz ADD hide_attempts_table TINYINT(1) NOT NULL'
-            );
-        }
-
-        if ($schema->hasTable('c_lp')) {
-            $this->addSql(
-                'ALTER TABLE c_lp ADD next_lp_id INT DEFAULT 0 NOT NULL'
-            );
-        }
     }
 
     public function down(Schema $schema): void
     {
-        $table = $schema->getTable('c_lp');
-        if ($table->hasColumn('next_lp_id')) {
-            $this->addSql('ALTER TABLE c_lp DROP next_lp_id');
-        }
-
-        $table = $schema->getTable('c_quiz');
-        if ($table->hasColumn('hide_attempts_table')) {
-            $this->addSql('ALTER TABLE c_quiz DROP hide_attempts_table');
-        }
-
         $table = $schema->getTable('gradebook_category');
         if ($table->hasColumn('allow_skills_by_subcategory')) {
             $this->addSql('ALTER TABLE c_attendance_sheet DROP allow_skills_by_subcategory');
         }
 
-        $table = $schema->getTable('c_attendance_sheet');
-        if ($table->hasColumn('signature')) {
-            $this->addSql('ALTER TABLE c_attendance_sheet DROP signature');
-        }
-
-        $table = $schema->getTable('c_attendance_calendar');
-        if ($table->hasColumn('blocked')) {
-            $this->addSql('ALTER TABLE c_attendance_calendar DROP blocked');
-        }
-
         if ($schema->hasTable('c_attendance_result_comment')) {
             $this->addSql(
                 'DROP TABLE c_attendance_result_comment'
@@ -274,37 +194,12 @@ final class Version20230216122950 extends AbstractMigrationChamilo
             );
         }
 
-        $table = $schema->getTable('c_survey_answer');
-        if ($table->hasColumn('session_id')) {
-            $this->addSql('ALTER TABLE c_survey_answer DROP session_id');
-        }
-        if ($table->hasColumn('c_lp_item_id')) {
-            $this->addSql('ALTER TABLE c_survey_answer DROP c_lp_item_id');
-        }
-
-        $table = $schema->getTable('c_survey_invitation');
-        if ($table->hasColumn('c_lp_item_id')) {
-            $this->addSql('ALTER TABLE c_survey_invitation DROP c_lp_item_id');
-        }
-
         if ($schema->hasTable('notification_event_rel_user')) {
             $this->addSql(
                 'DROP TABLE notification_event_rel_user'
             );
         }
 
-        if ($schema->hasTable('c_wiki_category')) {
-            $this->addSql(
-                'DROP TABLE c_wiki_category'
-            );
-        }
-
-        if ($schema->hasTable('c_wiki_rel_category')) {
-            $this->addSql(
-                'DROP TABLE c_wiki_rel_category'
-            );
-        }
-
         $table = $schema->getTable('system_template');
         if ($table->hasColumn('language')) {
             $this->addSql('ALTER TABLE system_template DROP language');
diff --git a/var/upload/.gitkeep b/var/upload/.gitkeep
old mode 100644
new mode 100755