LOCAL: changes made locally and probably already in 1.11.x

app/home/home_menu.html

@@ -1 +0,0 @@
-<li class="forum-btn"><a href="http://www.chamilo.org/forum" target="_self">Forum</a></li>

main/mySpace/myStudents.php

@@ -1350,7 +1350,8 @@ if (empty($details)) {
                     .http_build_query(
                         [
                             'action' => 'export_one_session_row',
-                            'export' => 'xls',
+			    'export' => 'xls',
+			    'student' => $student_id,
                             'session_to_export' => $sId,
                         ]
                     )

src/Chamilo/CourseBundle/Component/CourseCopy/CourseRestorer.php

@@ -2278,6 +2278,10 @@ class CourseRestorer
      */
     public function restore_test_category($session_id, $respect_base_content, $destination_course_code)
     {
+	   if (!empty($session_id)) {
+            return false;
+	   }
+
         $destinationCourseId = $this->destination_course_info['real_id'];
         // Let's restore the categories
         $categoryOldVsNewList = []; // used to build the quiz_question_rel_category table