diff --git a/main/inc/ajax/work.ajax.php b/main/inc/ajax/work.ajax.php
index 20c542b0a9..6243483b8c 100755
--- a/main/inc/ajax/work.ajax.php
+++ b/main/inc/ajax/work.ajax.php
@@ -151,13 +151,10 @@ switch ($action) {
         api_protect_course_script(true);
         // User access same as upload.php
         $is_allowed_to_edit = api_is_allowed_to_edit(null, true);
-        $itemId = isset($_GET['item_id']) ? intval($_GET['item_id']) : '';
-
+        $itemId = isset($_GET['item_id']) ? (int) $_GET['item_id'] : '';
         $result = [];
-
         if (!empty($_FILES) && !empty($itemId)) {
             $file = $_FILES['file'];
-
             $courseInfo = api_get_course_info();
             $workInfo = get_work_data_by_id($itemId);
             $workInfoParent = get_work_data_by_id($workInfo['parent_id']);
@@ -166,9 +163,7 @@ switch ($action) {
                 echo 'false';
                 break;
             }
-            $work_table = Database::get_course_table(
-                TABLE_STUDENT_PUBLICATION
-            );
+            $work_table = Database::get_course_table(TABLE_STUDENT_PUBLICATION);
 
             if (isset($resultUpload['url']) && !empty($resultUpload['url'])) {
                 $title = isset($resultUpload['filename']) && !empty($resultUpload['filename']) ? $resultUpload['filename'] : get_lang('Untitled');
diff --git a/main/inc/lib/PortfolioController.php b/main/inc/lib/PortfolioController.php
index 025c8e8e1e..cafca6d676 100644
--- a/main/inc/lib/PortfolioController.php
+++ b/main/inc/lib/PortfolioController.php
@@ -1393,6 +1393,137 @@ class PortfolioController
         $fs->remove($tempZipFile);
     }
 
+    public function qualifyItem(Portfolio $item)
+    {
+        global $interbreadcrumb;
+
+        $em = Database::getManager();
+
+        $formAction = $this->baseUrl.http_build_query(['action' => 'qualify', 'item' => $item->getId()]);
+
+        $form = new FormValidator('frm_qualify', 'post', $formAction);
+        $form->addUserAvatar('user', get_lang('Author'));
+        $form->addLabel(get_lang('Title'), $item->getTitle());
+
+        $itemContent = $this->generateItemContent($item);
+
+        $form->addLabel(get_lang('Content'), $itemContent);
+        $form->addNumeric(
+            'score',
+            [get_lang('QualifyNumeric'), null, ' / '.api_get_course_setting('portfolio_max_score')]
+        );
+        $form->addButtonSave(get_lang('QualifyThisPortfolioItem'));
+
+        if ($form->validate()) {
+            $values = $form->exportValues();
+
+            $item->setScore($values['score']);
+
+            $em->persist($item);
+            $em->flush();
+
+            Display::addFlash(
+                Display::return_message(get_lang('PortfolioItemGraded'), 'success')
+            );
+
+            header("Location: $formAction");
+            exit();
+        }
+
+        $form->setDefaults(
+            [
+                'user' => $item->getUser(),
+                'score' => (float) $item->getScore(),
+            ]
+        );
+
+        $interbreadcrumb[] = [
+            'name' => get_lang('Portfolio'),
+            'url' => $this->baseUrl,
+        ];
+        $interbreadcrumb[] = [
+            'name' => $item->getTitle(),
+            'url' => $this->baseUrl.http_build_query(['action' => 'view', 'id' => $item->getId()]),
+        ];
+
+        $actions = [];
+        $actions[] = Display::url(
+            Display::return_icon('back.png', get_lang('Back'), [], ICON_SIZE_MEDIUM),
+            $this->baseUrl.http_build_query(['action' => 'view', 'id' => $item->getId()])
+        );
+
+        return $this->renderView($form->returnForm(), get_lang('Qualify'), $actions);
+    }
+
+    public function qualifyComment(PortfolioComment $comment)
+    {
+        global $interbreadcrumb;
+
+        $em = Database::getManager();
+
+        $item = $comment->getItem();
+        $commentPath = $em->getRepository(PortfolioComment::class)->getPath($comment);
+
+        $template = new Template('', false, false, false, true, false, false);
+        $template->assign('item', $item);
+        $template->assign('comments_path', $commentPath);
+        $commentContext = $template->fetch(
+            $template->get_template('portfolio/comment_context.html.twig')
+        );
+
+        $formAction = $this->baseUrl.http_build_query(['action' => 'qualify', 'comment' => $comment->getId()]);
+
+        $form = new FormValidator('frm_qualify', 'post', $formAction);
+        $form->addHtml($commentContext);
+        $form->addUserAvatar('user', get_lang('Author'));
+        $form->addLabel(get_lang('Comment'), $comment->getContent());
+        $form->addNumeric(
+            'score',
+            [get_lang('QualifyNumeric'), null, '/ '.api_get_course_setting('portfolio_max_score')]
+        );
+        $form->addButtonSave(get_lang('QualifyThisPortfolioComment'));
+
+        if ($form->validate()) {
+            $values = $form->exportValues();
+
+            $comment->setScore($values['score']);
+
+            $em->persist($comment);
+            $em->flush();
+
+            Display::addFlash(
+                Display::return_message(get_lang('PortfolioCommentGraded'), 'success')
+            );
+
+            header("Location: $formAction");
+            exit();
+        }
+
+        $form->setDefaults(
+            [
+                'user' => $comment->getAuthor(),
+                'score' => (float) $comment->getScore(),
+            ]
+        );
+
+        $interbreadcrumb[] = [
+            'name' => get_lang('Portfolio'),
+            'url' => $this->baseUrl,
+        ];
+        $interbreadcrumb[] = [
+            'name' => $item->getTitle(),
+            'url' => $this->baseUrl.http_build_query(['action' => 'view', 'id' => $item->getId()]),
+        ];
+
+        $actions = [];
+        $actions[] = Display::url(
+            Display::return_icon('back.png', get_lang('Back'), [], ICON_SIZE_MEDIUM),
+            $this->baseUrl.http_build_query(['action' => 'view', 'id' => $item->getId()])
+        );
+
+        return $this->renderView($form->returnForm(), get_lang('Qualify'), $actions);
+    }
+
     /**
      * @param bool $showHeader
      */
@@ -1807,135 +1938,4 @@ class PortfolioController
 
         return $commentsHtml;
     }
-
-    public function qualifyItem(Portfolio $item)
-    {
-        global $interbreadcrumb;
-
-        $em = Database::getManager();
-
-        $formAction = $this->baseUrl.http_build_query(['action' => 'qualify', 'item' => $item->getId()]);
-
-        $form = new FormValidator('frm_qualify', 'post', $formAction);
-        $form->addUserAvatar('user', get_lang('Author'));
-        $form->addLabel(get_lang('Title'), $item->getTitle());
-
-        $itemContent = $this->generateItemContent($item);
-
-        $form->addLabel(get_lang('Content'), $itemContent);
-        $form->addNumeric(
-            'score',
-            [get_lang('QualifyNumeric'), null, ' / '.api_get_course_setting('portfolio_max_score')]
-        );
-        $form->addButtonSave(get_lang('QualifyThisPortfolioItem'));
-
-        if ($form->validate()) {
-            $values = $form->exportValues();
-
-            $item->setScore($values['score']);
-
-            $em->persist($item);
-            $em->flush();
-
-            Display::addFlash(
-                Display::return_message(get_lang('PortfolioItemGraded'), 'success')
-            );
-
-            header("Location: $formAction");
-            exit();
-        }
-
-        $form->setDefaults(
-            [
-                'user' => $item->getUser(),
-                'score' => (float) $item->getScore(),
-            ]
-        );
-
-        $interbreadcrumb[] = [
-            'name' => get_lang('Portfolio'),
-            'url' => $this->baseUrl,
-        ];
-        $interbreadcrumb[] = [
-            'name' => $item->getTitle(),
-            'url' => $this->baseUrl.http_build_query(['action' => 'view', 'id' => $item->getId()]),
-        ];
-
-        $actions = [];
-        $actions[] = Display::url(
-            Display::return_icon('back.png', get_lang('Back'), [], ICON_SIZE_MEDIUM),
-            $this->baseUrl.http_build_query(['action' => 'view', 'id' => $item->getId()])
-        );
-
-        return $this->renderView($form->returnForm(), get_lang('Qualify'), $actions);
-    }
-
-    public function qualifyComment(PortfolioComment $comment)
-    {
-        global $interbreadcrumb;
-
-        $em = Database::getManager();
-
-        $item = $comment->getItem();
-        $commentPath = $em->getRepository(PortfolioComment::class)->getPath($comment);
-
-        $template = new Template('', false, false, false, true, false, false);
-        $template->assign('item', $item);
-        $template->assign('comments_path', $commentPath);
-        $commentContext = $template->fetch(
-            $template->get_template('portfolio/comment_context.html.twig')
-        );
-
-        $formAction = $this->baseUrl.http_build_query(['action' => 'qualify', 'comment' => $comment->getId()]);
-
-        $form = new FormValidator('frm_qualify', 'post', $formAction);
-        $form->addHtml($commentContext);
-        $form->addUserAvatar('user', get_lang('Author'));
-        $form->addLabel(get_lang('Comment'), $comment->getContent());
-        $form->addNumeric(
-            'score',
-            [get_lang('QualifyNumeric'), null, '/ '.api_get_course_setting('portfolio_max_score')]
-        );
-        $form->addButtonSave(get_lang('QualifyThisPortfolioComment'));
-
-        if ($form->validate()) {
-            $values = $form->exportValues();
-
-            $comment->setScore($values['score']);
-
-            $em->persist($comment);
-            $em->flush();
-
-            Display::addFlash(
-                Display::return_message(get_lang('PortfolioCommentGraded'), 'success')
-            );
-
-            header("Location: $formAction");
-            exit();
-        }
-
-        $form->setDefaults(
-            [
-                'user' => $comment->getAuthor(),
-                'score' => (float) $comment->getScore(),
-            ]
-        );
-
-        $interbreadcrumb[] = [
-            'name' => get_lang('Portfolio'),
-            'url' => $this->baseUrl,
-        ];
-        $interbreadcrumb[] = [
-            'name' => $item->getTitle(),
-            'url' => $this->baseUrl.http_build_query(['action' => 'view', 'id' => $item->getId()]),
-        ];
-
-        $actions = [];
-        $actions[] = Display::url(
-            Display::return_icon('back.png', get_lang('Back'), [], ICON_SIZE_MEDIUM),
-            $this->baseUrl.http_build_query(['action' => 'view', 'id' => $item->getId()])
-        );
-
-        return $this->renderView($form->returnForm(), get_lang('Qualify'), $actions);
-    }
 }
diff --git a/main/inc/lib/exercise.lib.php b/main/inc/lib/exercise.lib.php
index 59fcd78bec..0bb71082d7 100644
--- a/main/inc/lib/exercise.lib.php
+++ b/main/inc/lib/exercise.lib.php
@@ -3908,11 +3908,11 @@ EOT;
     /**
      * Get student results (only in completed exercises) stats by question.
      *
-     * @param int    $question_id
-     * @param int    $exercise_id
-     * @param int    $courseId
-     * @param int    $session_id
-     * @param bool   $onlyStudent Filter only enrolled students
+     * @param int  $question_id
+     * @param int  $exercise_id
+     * @param int  $courseId
+     * @param int  $session_id
+     * @param bool $onlyStudent Filter only enrolled students
      *
      * @return array
      */
diff --git a/plugin/xapi/src/Hook/XApiActivityHookObserver.php b/plugin/xapi/src/Hook/XApiActivityHookObserver.php
index 5fd18e5aff..c622e5eeec 100644
--- a/plugin/xapi/src/Hook/XApiActivityHookObserver.php
+++ b/plugin/xapi/src/Hook/XApiActivityHookObserver.php
@@ -31,10 +31,9 @@ abstract class XApiActivityHookObserver extends HookObserver
     }
 
     /**
-     * @param \Xabbuh\XApi\Model\Statement $statement
-     *
      * @throws \Doctrine\ORM\ORMException
      * @throws \Doctrine\ORM\OptimisticLockException
+     *
      * @return \Chamilo\PluginBundle\Entity\XApi\SharedStatement|null
      */
     protected function saveSharedStatement(Statement $statement)
diff --git a/plugin/xapi/src/Hook/XApiLearningPathItemViewedHookObserver.php b/plugin/xapi/src/Hook/XApiLearningPathItemViewedHookObserver.php
index 78c19b8ff6..676b504c3d 100644
--- a/plugin/xapi/src/Hook/XApiLearningPathItemViewedHookObserver.php
+++ b/plugin/xapi/src/Hook/XApiLearningPathItemViewedHookObserver.php
@@ -7,8 +7,7 @@ use Chamilo\PluginBundle\XApi\ToolExperience\Statement\LearningPathItemViewed;
 /**
  * Class XApiLearningPathItemViewedHookObserver.
  */
-class XApiLearningPathItemViewedHookObserver extends XApiActivityHookObserver
-    implements HookLearningPathItemViewedObserverInterface
+class XApiLearningPathItemViewedHookObserver extends XApiActivityHookObserver implements HookLearningPathItemViewedObserverInterface
 {
     /**
      * {@inheritdoc}
diff --git a/plugin/xapi/src/Hook/XApiPortfolioItemAddedHookObserver.php b/plugin/xapi/src/Hook/XApiPortfolioItemAddedHookObserver.php
index 3bfab2addb..5738a1f4fb 100644
--- a/plugin/xapi/src/Hook/XApiPortfolioItemAddedHookObserver.php
+++ b/plugin/xapi/src/Hook/XApiPortfolioItemAddedHookObserver.php
@@ -7,11 +7,10 @@ use Chamilo\PluginBundle\XApi\ToolExperience\Statement\PortfolioItemShared;
 /**
  * Class XApiPortfolioItemAddedHookObserver.
  */
-class XApiPortfolioItemAddedHookObserver extends XApiActivityHookObserver
-    implements HookPortfolioItemAddedObserverInterface
+class XApiPortfolioItemAddedHookObserver extends XApiActivityHookObserver implements HookPortfolioItemAddedObserverInterface
 {
     /**
-     * @inheritDoc
+     * {@inheritDoc}
      */
     public function hookItemAdded(HookPortfolioItemAddedEventInterface $hookEvent)
     {
diff --git a/plugin/xapi/src/Hook/XApiPortfolioItemCommentedHookObserver.php b/plugin/xapi/src/Hook/XApiPortfolioItemCommentedHookObserver.php
index 1a5b85d785..32bc4a8d8a 100644
--- a/plugin/xapi/src/Hook/XApiPortfolioItemCommentedHookObserver.php
+++ b/plugin/xapi/src/Hook/XApiPortfolioItemCommentedHookObserver.php
@@ -7,11 +7,10 @@ use Chamilo\PluginBundle\XApi\ToolExperience\Statement\PortfolioItemCommented;
 /**
  * Class XApiPortfolioItemCommentedHookObserver.
  */
-class XApiPortfolioItemCommentedHookObserver extends XApiActivityHookObserver
-    implements HookPortfolioItemCommentedObserverInterface
+class XApiPortfolioItemCommentedHookObserver extends XApiActivityHookObserver implements HookPortfolioItemCommentedObserverInterface
 {
     /**
-     * @inheritDoc
+     * {@inheritDoc}
      */
     public function hookItemCommented(HookPortfolioItemCommentedEventInterface $hookEvent)
     {
diff --git a/plugin/xapi/src/Hook/XApiQuizQuestionAnsweredHookObserver.php b/plugin/xapi/src/Hook/XApiQuizQuestionAnsweredHookObserver.php
index b51b573e0d..f164542559 100644
--- a/plugin/xapi/src/Hook/XApiQuizQuestionAnsweredHookObserver.php
+++ b/plugin/xapi/src/Hook/XApiQuizQuestionAnsweredHookObserver.php
@@ -11,8 +11,7 @@ use Chamilo\PluginBundle\XApi\ToolExperience\Statement\QuizQuestionAnswered;
 /**
  * Class XApiQuizQuestionAnsweredHook.
  */
-class XApiQuizQuestionAnsweredHookObserver extends XApiActivityHookObserver
-    implements HookQuizQuestionAnsweredObserverInterface
+class XApiQuizQuestionAnsweredHookObserver extends XApiActivityHookObserver implements HookQuizQuestionAnsweredObserverInterface
 {
     /**
      * {@inheritdoc}
diff --git a/plugin/xapi/src/ToolExperience/Activity/BaseActivity.php b/plugin/xapi/src/ToolExperience/Activity/BaseActivity.php
index 72172d9a23..c169021714 100644
--- a/plugin/xapi/src/ToolExperience/Activity/BaseActivity.php
+++ b/plugin/xapi/src/ToolExperience/Activity/BaseActivity.php
@@ -26,7 +26,7 @@ abstract class BaseActivity
      */
     protected $session;
 
-    public abstract function generate(): Activity;
+    abstract public function generate(): Activity;
 
     protected function generateIri(string $path, string $resource, array $params = []): string
     {
diff --git a/plugin/xapi/src/ToolExperience/Activity/QuizQuestion.php b/plugin/xapi/src/ToolExperience/Activity/QuizQuestion.php
index efbc1b6cff..74c9a81101 100644
--- a/plugin/xapi/src/ToolExperience/Activity/QuizQuestion.php
+++ b/plugin/xapi/src/ToolExperience/Activity/QuizQuestion.php
@@ -97,7 +97,7 @@ class QuizQuestion extends BaseActivity
                 $choices = [];
 
                 for ($i = 1; $i <= $objAnswer->nbrAnswers; $i++) {
-                    if ((int)$objAnswer->correct[$i] > 0) {
+                    if ((int) $objAnswer->correct[$i] > 0) {
                         $choices[] = new InteractionComponent(
                             $objAnswer->correct[$i],
                             LanguageMap::create([$languageIso => $objAnswer->answer[$i]])
@@ -130,7 +130,7 @@ class QuizQuestion extends BaseActivity
                         LanguageMap::create([$languageIso => $objAnswer->selectAnswer($i)])
                     );
 
-                    if ((int)$objAnswer->correct[$i] > 0) {
+                    if ((int) $objAnswer->correct[$i] > 0) {
                         $source[] = $interactionComponent;
 
                         $correctResponsesPattern[] = $objAnswer->selectAutoId($i).'[.]'.$objAnswer->correct[$i];
diff --git a/plugin/xapi/src/ToolExperience/Statement/BaseStatement.php b/plugin/xapi/src/ToolExperience/Statement/BaseStatement.php
index bb4526a2da..6811cb59d9 100644
--- a/plugin/xapi/src/ToolExperience/Statement/BaseStatement.php
+++ b/plugin/xapi/src/ToolExperience/Statement/BaseStatement.php
@@ -14,7 +14,7 @@ use Xabbuh\XApi\Model\Uuid;
 use XApiPlugin;
 
 /**
- * Class BaseStatement
+ * Class BaseStatement.
  *
  * @package Chamilo\PluginBundle\XApi\ToolExperience\Statement
  */
diff --git a/plugin/xapi/src/ToolExperience/Statement/LearningPathItemViewed.php b/plugin/xapi/src/ToolExperience/Statement/LearningPathItemViewed.php
index d603fcc0e0..7a23708aac 100644
--- a/plugin/xapi/src/ToolExperience/Statement/LearningPathItemViewed.php
+++ b/plugin/xapi/src/ToolExperience/Statement/LearningPathItemViewed.php
@@ -17,7 +17,7 @@ use Xabbuh\XApi\Model\Result;
 use Xabbuh\XApi\Model\Statement;
 
 /**
- * Class LearningPathItemViewed
+ * Class LearningPathItemViewed.
  *
  * @package Chamilo\PluginBundle\XApi\ToolExperience\Statement
  */
diff --git a/plugin/xapi/src/ToolExperience/Verb/Answered.php b/plugin/xapi/src/ToolExperience/Verb/Answered.php
index 3d1d725ef6..4007892f38 100644
--- a/plugin/xapi/src/ToolExperience/Verb/Answered.php
+++ b/plugin/xapi/src/ToolExperience/Verb/Answered.php
@@ -4,10 +4,6 @@
 
 namespace Chamilo\PluginBundle\XApi\ToolExperience\Verb;
 
-use Xabbuh\XApi\Model\IRI;
-use Xabbuh\XApi\Model\LanguageMap;
-use Xabbuh\XApi\Model\Verb;
-
 /**
  * Class Answered.
  *
diff --git a/plugin/xapi/src/ToolExperience/Verb/BaseVerb.php b/plugin/xapi/src/ToolExperience/Verb/BaseVerb.php
index f7aba9467f..0efadb8718 100644
--- a/plugin/xapi/src/ToolExperience/Verb/BaseVerb.php
+++ b/plugin/xapi/src/ToolExperience/Verb/BaseVerb.php
@@ -9,7 +9,7 @@ use Xabbuh\XApi\Model\LanguageMap;
 use Xabbuh\XApi\Model\Verb;
 
 /**
- * Class BaseVerb
+ * Class BaseVerb.
  *
  * @package Chamilo\PluginBundle\XApi\ToolExperience\Verb
  */
@@ -38,7 +38,7 @@ abstract class BaseVerb
             IRI::fromString($this->iri),
             LanguageMap::create(
                 [
-                    $langIso => get_lang($this->display)
+                    $langIso => get_lang($this->display),
                 ]
             )
         );
diff --git a/plugin/xapi/src/ToolExperience/Verb/Commented.php b/plugin/xapi/src/ToolExperience/Verb/Commented.php
index f8810b9982..34865a6b38 100644
--- a/plugin/xapi/src/ToolExperience/Verb/Commented.php
+++ b/plugin/xapi/src/ToolExperience/Verb/Commented.php
@@ -4,10 +4,6 @@
 
 namespace Chamilo\PluginBundle\XApi\ToolExperience\Verb;
 
-use Xabbuh\XApi\Model\IRI;
-use Xabbuh\XApi\Model\LanguageMap;
-use Xabbuh\XApi\Model\Verb;
-
 /**
  * Class Commented.
  *
diff --git a/plugin/xapi/src/ToolExperience/Verb/Completed.php b/plugin/xapi/src/ToolExperience/Verb/Completed.php
index 7bdfcec300..51cc17ad1d 100644
--- a/plugin/xapi/src/ToolExperience/Verb/Completed.php
+++ b/plugin/xapi/src/ToolExperience/Verb/Completed.php
@@ -4,10 +4,6 @@
 
 namespace Chamilo\PluginBundle\XApi\ToolExperience\Verb;
 
-use Xabbuh\XApi\Model\IRI;
-use Xabbuh\XApi\Model\LanguageMap;
-use Xabbuh\XApi\Model\Verb;
-
 /**
  * Class Completed.
  *
diff --git a/plugin/xapi/src/ToolExperience/Verb/Replied.php b/plugin/xapi/src/ToolExperience/Verb/Replied.php
index a38f19d84c..418a089436 100644
--- a/plugin/xapi/src/ToolExperience/Verb/Replied.php
+++ b/plugin/xapi/src/ToolExperience/Verb/Replied.php
@@ -4,10 +4,6 @@
 
 namespace Chamilo\PluginBundle\XApi\ToolExperience\Verb;
 
-use Xabbuh\XApi\Model\IRI;
-use Xabbuh\XApi\Model\LanguageMap;
-use Xabbuh\XApi\Model\Verb;
-
 /**
  * Class Replied.
  *
diff --git a/plugin/xapi/src/ToolExperience/Verb/Shared.php b/plugin/xapi/src/ToolExperience/Verb/Shared.php
index 1f9b3dba61..4867f8dff2 100644
--- a/plugin/xapi/src/ToolExperience/Verb/Shared.php
+++ b/plugin/xapi/src/ToolExperience/Verb/Shared.php
@@ -4,10 +4,6 @@
 
 namespace Chamilo\PluginBundle\XApi\ToolExperience\Verb;
 
-use Xabbuh\XApi\Model\IRI;
-use Xabbuh\XApi\Model\LanguageMap;
-use Xabbuh\XApi\Model\Verb;
-
 /**
  * Class Shared.
  *
diff --git a/plugin/xapi/src/ToolExperience/Verb/Viewed.php b/plugin/xapi/src/ToolExperience/Verb/Viewed.php
index 64605ed00f..15fc7f6321 100644
--- a/plugin/xapi/src/ToolExperience/Verb/Viewed.php
+++ b/plugin/xapi/src/ToolExperience/Verb/Viewed.php
@@ -4,10 +4,6 @@
 
 namespace Chamilo\PluginBundle\XApi\ToolExperience\Verb;
 
-use Xabbuh\XApi\Model\IRI;
-use Xabbuh\XApi\Model\LanguageMap;
-use Xabbuh\XApi\Model\Verb;
-
 /**
  * Class Viewed.
  *
diff --git a/src/Chamilo/CoreBundle/Entity/Portfolio.php b/src/Chamilo/CoreBundle/Entity/Portfolio.php
index fcba96c673..6ab41d53fd 100644
--- a/src/Chamilo/CoreBundle/Entity/Portfolio.php
+++ b/src/Chamilo/CoreBundle/Entity/Portfolio.php
@@ -399,17 +399,11 @@ class Portfolio
         return $excerpt;
     }
 
-    /**
-     * @return float|null
-     */
     public function getScore(): ?float
     {
         return $this->score;
     }
 
-    /**
-     * @param float|null $score
-     */
     public function setScore(?float $score): void
     {
         $this->score = $score;
diff --git a/src/Chamilo/CoreBundle/Entity/PortfolioComment.php b/src/Chamilo/CoreBundle/Entity/PortfolioComment.php
index ae8ccaced2..a147b21c35 100644
--- a/src/Chamilo/CoreBundle/Entity/PortfolioComment.php
+++ b/src/Chamilo/CoreBundle/Entity/PortfolioComment.php
@@ -231,17 +231,11 @@ class PortfolioComment
         return $excerpt;
     }
 
-    /**
-     * @return float|null
-     */
     public function getScore(): ?float
     {
         return $this->score;
     }
 
-    /**
-     * @param float|null $score
-     */
     public function setScore(?float $score): void
     {
         $this->score = $score;
@@ -255,9 +249,6 @@ class PortfolioComment
         return $this->root;
     }
 
-    /**
-     * @return int
-     */
     public function getLvl(): int
     {
         return $this->lvl;