Fix question clone.

main/exercice/answer.class.php

@@ -715,7 +715,10 @@ class Answer
             self::getQuestionType() == MULTIPLE_ANSWER_TRUE_FALSE
         ) {
             // Selecting origin options
-            $origin_options = Question::readQuestionOption($this->selectQuestionId(), $this->course['real_id']);
+            $origin_options = Question::readQuestionOption(
+                $this->selectQuestionId(),
+                $this->course['real_id']
+            );
 
             if (!empty($origin_options)) {
                 foreach ($origin_options as $item) {
@@ -770,7 +773,7 @@ class Answer
 
                 $params = [
                     'c_id' => $c_id,
-                    'question_id' =>$newQuestionId,
+                    'question_id' => $newQuestionId,
                     'answer' => $answer,
                     'correct' => $correct,
                     'comment' => $comment,
@@ -783,7 +786,7 @@ class Answer
                 $id = Database::insert($TBL_REPONSES, $params);
 
                 if ($id) {
-                    $sql = "UPDATE $TBL_REPONSES SET id = id_auto WHERE id_auto = $id";
+                    $sql = "UPDATE $TBL_REPONSES SET id = iid, id_auto = iid WHERE iid = $id";
                     Database::query($sql);
                 }
 			}

main/exercice/question.class.php

@@ -1327,9 +1327,12 @@ abstract class Question
                     $item['c_id'] = $course_id;
                     unset($item['id']);
                     $id = Database::insert($TBL_QUESTION_OPTIONS, $item);
+                    if ($id) {
 
-                    $sql = "UPDATE $TBL_QUESTION_OPTIONS SET id = iid WHERE iid = $id";
-                    Database::query($sql);
+                        $sql = "UPDATE $TBL_QUESTION_OPTIONS SET id = iid
+                                WHERE iid = $id";
+                        Database::query($sql);
+                    }
                 }
             }