diff --git a/main/exercise/exercise.class.php b/main/exercise/exercise.class.php
index 4de995fc5d..72638fd01e 100755
--- a/main/exercise/exercise.class.php
+++ b/main/exercise/exercise.class.php
@@ -167,7 +167,8 @@ class Exercise
             $this->review_answers = (isset($object->review_answers) && $object->review_answers == 1) ? true : false;
             $this->globalCategoryId = isset($object->global_category_id) ? $object->global_category_id : null;
             $this->questionSelectionType = isset($object->question_selection_type) ? $object->question_selection_type : null;
-            $this->hideQuestionTitle = intval($object->hide_question_title);
+            $this->hideQuestionTitle = isset($object->hide_question_title) ? (int) $object->hide_question_title : 0;
+
 
             $sql = "SELECT lp_id, max_score
                     FROM $table_lp_item
diff --git a/src/Chamilo/CourseBundle/Component/CourseCopy/CourseRestorer.php b/src/Chamilo/CourseBundle/Component/CourseCopy/CourseRestorer.php
index ec025bd34c..0c40823118 100644
--- a/src/Chamilo/CourseBundle/Component/CourseCopy/CourseRestorer.php
+++ b/src/Chamilo/CourseBundle/Component/CourseCopy/CourseRestorer.php
@@ -1746,6 +1746,7 @@ class CourseRestorer
                         'end_time' => $quiz->end_time,
                         'save_correct_answers' => 0,
                         'display_category_name' => 0,
+                        'hide_question_title' => isset($quiz->hide_question_title) ? (int) $quiz->hide_question_title : 0,
                     );
 
                     if ($respect_base_content) {