diff --git a/public/main/inc/lib/CourseChatUtils.php b/public/main/inc/lib/CourseChatUtils.php
index 2470537bd6..fd12c8974c 100644
--- a/public/main/inc/lib/CourseChatUtils.php
+++ b/public/main/inc/lib/CourseChatUtils.php
@@ -430,11 +430,8 @@ class CourseChatUtils
         $courseInfo = api_get_course_info_by_id($this->courseId);
         $date_now = date('Y-m-d');
         $isMaster = (bool) api_is_course_admin();
-        //$basepath_chat = '/chat_files';
-        //$document_path = api_get_path(SYS_COURSE_PATH).$courseInfo['path'].'/document';
         if ($this->groupId) {
             $group_info = GroupManager:: get_group_properties($this->groupId);
-            //$basepath_chat = $group_info['directory'].'/chat_files';
         }
 
         //$chat_path = $document_path.$basepath_chat.'/';
diff --git a/public/main/inc/lib/api.lib.php b/public/main/inc/lib/api.lib.php
index 8adbdd026e..4aeb0cf423 100644
--- a/public/main/inc/lib/api.lib.php
+++ b/public/main/inc/lib/api.lib.php
@@ -2164,7 +2164,6 @@ function api_format_course_array(Course $course = null)
     $courseData['code'] = $courseData['sysCode'] = $course->getCode();
     $courseData['name'] = $courseData['title'] = $course->getTitle();
     $courseData['official_code'] = $courseData['visual_code'] = $course->getVisualCode();
-    //$courseData['path'] = $courseData['directory'] = $course->getDirectory(); // Use as key in path.
     $courseData['creation_date'] = $course->getCreationDate()->format('Y-m-d H:i:s');
     $courseData['titular'] = $course->getTutorName();
     $courseData['language'] = $courseData['course_language'] = $course->getCourseLanguage();
diff --git a/public/main/inc/lib/document.lib.php b/public/main/inc/lib/document.lib.php
index 32855e8940..90e03e2b71 100644
--- a/public/main/inc/lib/document.lib.php
+++ b/public/main/inc/lib/document.lib.php
@@ -2823,12 +2823,6 @@ class DocumentManager
         $comment = null;
         $title = get_lang('Default certificate');
         $fileName = api_replace_dangerous_char($title);
-        //$filePath = api_get_path(SYS_COURSE_PATH)."{$courseData['directory']}/document$dir";
-        /*if (!is_dir($filePath)) {
-            mkdir($filePath, api_get_permissions_for_new_directories());
-        }*/
-
-        //$fileFullPath = "$filePath/$fileName.html";
         $fileType = 'file';
         $templateContent = file_get_contents(api_get_path(SYS_CODE_PATH).'gradebook/certificate_template/template.html');
 
diff --git a/public/main/lp/aicc.class.php b/public/main/lp/aicc.class.php
index fc596ef508..f0fa2e7dad 100644
--- a/public/main/lp/aicc.class.php
+++ b/public/main/lp/aicc.class.php
@@ -606,8 +606,6 @@ class aicc extends learnpath
         $LPname = $row['path'];
         $list = explode('/', $LPname);
         $LPnamesafe = $list[0];
-        //$zipfoldername = '/tmp';
-        //$zipfoldername = '../../courses/'.$_course['directory'].'/temp/'.$LPnamesafe;
         $zipfoldername = api_get_path(SYS_COURSE_PATH).$_course['directory'].'/temp/'.$LPnamesafe;
         $scormfoldername = api_get_path(SYS_COURSE_PATH).$_course['directory'].'/scorm/'.$LPnamesafe;
         $zipfilename = $zipfoldername.'/'.$LPnamesafe.'.zip';
diff --git a/public/main/lp/readout_text.php b/public/main/lp/readout_text.php
index f5acffa250..883b4857e0 100644
--- a/public/main/lp/readout_text.php
+++ b/public/main/lp/readout_text.php
@@ -40,10 +40,6 @@ if (null === $document) {
 }
 
 $documentText = $documentRepo->getResourceFileContent($document);
-/*$documentPathInfo = pathinfo($document->getPath());
-$coursePath = api_get_path(SYS_COURSE_PATH).$courseInfo['directory'];
-$documentPath = '/document'.$document->getPath();
-$documentText = file_get_contents($coursePath.$documentPath);*/
 $documentText = api_remove_tags_with_space($documentText);
 
 $wordsInfo = preg_split('/ |\n/', $documentText, -1, PREG_SPLIT_OFFSET_CAPTURE);
diff --git a/public/main/mySpace/lp_tracking.php b/public/main/mySpace/lp_tracking.php
index 2af3d543e7..2a8032ccca 100644
--- a/public/main/mySpace/lp_tracking.php
+++ b/public/main/mySpace/lp_tracking.php
@@ -49,7 +49,7 @@ if (!$isBoss &&
 
 if ('user_course' === $origin) {
     $interbreadcrumb[] = [
-        'url' => api_get_path(WEB_COURSE_PATH).$courseInfo['directory'],
+        'url' => api_get_course_url($courseInfo['real_id']),
         'name' => $courseInfo['name'],
     ];
     $interbreadcrumb[] = [