diff --git a/public/main/lp/ScormApi.php b/public/main/lp/ScormApi.php
index 625d4aef25..2c9c98422c 100644
--- a/public/main/lp/ScormApi.php
+++ b/public/main/lp/ScormApi.php
@@ -56,12 +56,8 @@ class ScormApi
     ) {
         $debug = 0;
         $return = null;
-        $courseCode = api_get_course_id();
-        if (!empty($courseId)) {
-            $courseInfo = api_get_course_info_by_id($courseId);
-            if ($courseInfo) {
-                $courseCode = $courseInfo['code'];
-            }
+        if (empty($courseId)) {
+            $courseId = api_get_course_int_id();
         }
 
         if ($debug > 0) {
@@ -72,10 +68,10 @@ class ScormApi
             error_log("SCORE: $score - max:$max - min: $min - status:$status");
             error_log("TIME: $time - suspend: $suspend - location: $location - core_exit: $core_exit");
             error_log("finish: $lmsFinish - navigatesAway: $userNavigatesAway");
-            error_log("courseCode: $courseCode");
+            error_log("courseId: $courseId");
         }
 
-        $myLP = learnpath::getLpFromSession($courseCode, $lp_id, $user_id);
+        $myLP = learnpath::getLpFromSession($courseId, $lp_id, $user_id);
 
         if (!is_a($myLP, 'learnpath')) {
             if ($debug) {
@@ -606,7 +602,7 @@ class ScormApi
          * -'last'
          * - a real item ID
          */
-        $mylp = learnpath::getLpFromSession(api_get_course_id(), $lpId, $user_id);
+        $mylp = learnpath::getLpFromSession(api_get_course_int_id(), $lpId, $user_id);
         $new_item_id = 0;
         switch ($next_item) {
             case 'next':
diff --git a/public/main/lp/learnpath.class.php b/public/main/lp/learnpath.class.php
index 021f8a2ca3..08f38d7cd1 100644
--- a/public/main/lp/learnpath.class.php
+++ b/public/main/lp/learnpath.class.php
@@ -7234,13 +7234,13 @@ class learnpath
     }
 
     /**
-     * @param string $courseCode
-     * @param int    $lpId
-     * @param int    $user_id
+     * @param int   $courseId
+     * @param int   $lpId
+     * @param int   $user_id
      *
      * @return learnpath
      */
-    public static function getLpFromSession($courseCode, $lpId, $user_id)
+    public static function getLpFromSession(int $courseId, int $lpId, int $user_id)
     {
         $debug = 0;
         $learnPath = null;
@@ -7262,11 +7262,11 @@ class learnpath
         }
 
         if (!is_object($learnPath)) {
-            $learnPath = new learnpath($lp, api_get_course_info($courseCode), $user_id);
+            $learnPath = new learnpath($lp, api_get_course_info_by_id($courseId), $user_id);
             if ($debug) {
                 error_log('------getLpFromSession------');
                 error_log('getLpFromSession: create new learnpath');
-                error_log("create new LP with $courseCode - $lpId - $user_id");
+                error_log("create new LP with $courseId - $lpId - $user_id");
                 error_log("lp_view_session_id: ".$learnPath->lp_view_session_id);
                 error_log("api_get_sessionid: ".api_get_session_id());
             }
diff --git a/public/main/lp/learnpathItem.class.php b/public/main/lp/learnpathItem.class.php
index e132488a97..8eeefd77ce 100644
--- a/public/main/lp/learnpathItem.class.php
+++ b/public/main/lp/learnpathItem.class.php
@@ -1749,7 +1749,7 @@ class learnpathItem
         } else {
             // Calulate minimum and accumulated time
             $user_id = api_get_user_id();
-            $myLP = learnpath::getLpFromSession(api_get_course_id(), $this->lp_id, $user_id);
+            $myLP = learnpath::getLpFromSession(api_get_course_int_id(), $this->lp_id, $user_id);
             $timeLp = $myLP->getAccumulateWorkTime();
             $timeTotalCourse = $myLP->getAccumulateWorkTimeTotalCourse();
             /*
diff --git a/public/main/lp/lp_ajax_initialize.php b/public/main/lp/lp_ajax_initialize.php
index 9cff0c2870..f63dbcbf63 100644
--- a/public/main/lp/lp_ajax_initialize.php
+++ b/public/main/lp/lp_ajax_initialize.php
@@ -40,7 +40,7 @@ function initializeItem($lpId, $user_id, $view_id, $next_item, $startTime = 0)
      * -'last'
      * - a real item ID
      */
-    $mylp = learnpath::getLpFromSession(api_get_course_id(), $lpId, $user_id);
+    $mylp = learnpath::getLpFromSession(api_get_course_int_id(), $lpId, $user_id);
     $mylp->set_current_item($next_item);
     if ($debug) {
         error_log('In initialize_item() - new item is '.$next_item);
diff --git a/public/main/lp/lp_ajax_save_item.php b/public/main/lp/lp_ajax_save_item.php
index 9c32c59c2d..7d95aebe83 100644
--- a/public/main/lp/lp_ajax_save_item.php
+++ b/public/main/lp/lp_ajax_save_item.php
@@ -41,8 +41,8 @@ echo ScormApi::saveItem(
     (!empty($_REQUEST['loc']) ? $_REQUEST['loc'] : null),
     $interactions,
     (!empty($_REQUEST['core_exit']) ? $_REQUEST['core_exit'] : ''),
-    (!empty($_REQUEST['session_id']) ? $_REQUEST['session_id'] : ''),
-    (!empty($_REQUEST['course_id']) ? $_REQUEST['course_id'] : ''),
+    (!empty($_REQUEST['session_id']) ? (int) $_REQUEST['session_id'] : null),
+    (!empty($_REQUEST['course_id']) ? (int) $_REQUEST['course_id'] : null),
     (empty($_REQUEST['finish']) ? 0 : 1),
     (empty($_REQUEST['userNavigatesAway']) ? 0 : 1),
     (empty($_REQUEST['statusSignalReceived']) ? 0 : 1),
diff --git a/public/main/lp/lp_ajax_save_objectives.php b/public/main/lp/lp_ajax_save_objectives.php
index 6f68a325d8..84bb411228 100644
--- a/public/main/lp/lp_ajax_save_objectives.php
+++ b/public/main/lp/lp_ajax_save_objectives.php
@@ -29,7 +29,7 @@ function save_objectives($lp_id, $user_id, $view_id, $item_id, $objectives = [])
     if ($debug > 0) {
         error_log('In xajax_save_objectives('.$lp_id.','.$user_id.','.$view_id.','.$item_id.',"'.(count($objectives) > 0 ? count($objectives) : '').'")', 0);
     }
-    $mylp = learnpath::getLpFromSession(api_get_course_id(), $lp_id, $user_id);
+    $mylp = learnpath::getLpFromSession(api_get_course_int_id(), $lp_id, $user_id);
     $mylpi = &$mylp->items[$item_id];
     if (is_array($objectives) && count($objectives) > 0) {
         foreach ($objectives as $index => $objective) {
diff --git a/public/main/lp/lp_ajax_switch_item_toc.php b/public/main/lp/lp_ajax_switch_item_toc.php
index d38d91ab83..0ffa199fe8 100644
--- a/public/main/lp/lp_ajax_switch_item_toc.php
+++ b/public/main/lp/lp_ajax_switch_item_toc.php
@@ -33,7 +33,7 @@ function switch_item_toc($lpId, $userId, $viewId, $currentItem, $nextItem)
     if ($debug > 0) {
         error_log('In switch_item_toc('.$lpId.','.$userId.','.$viewId.','.$currentItem.','.$nextItem.')', 0);
     }
-    $myLP = learnpath::getLpFromSession(api_get_course_id(), $lpId, $userId);
+    $myLP = learnpath::getLpFromSession(api_get_course_int_id(), $lpId, $userId);
     $newItemId = 0;
     $oldItemId = 0;
     switch ($nextItem) {