Fixing exercise when there are any question added

main/exercice/exercise_submit.php

@@ -218,7 +218,7 @@ if (!empty($exercise_stat_info['questions_to_check'])) {
 	$my_remind_list = array_filter($my_remind_list);
 }
 
-$params = 'exe_id'.$exe_id.'&exerciseId='.$exerciseId.'&origin='.$origin.'&learnpath_id='.$learnpath_id.'&learnpath_item_id='.$learnpath_item_id.'&learnpath_item_view_id='.$learnpath_item_view_id;
+$params = 'exe_id='.$exe_id.'&exerciseId='.$exerciseId.'&origin='.$origin.'&learnpath_id='.$learnpath_id.'&learnpath_item_id='.$learnpath_item_id.'&learnpath_item_view_id='.$learnpath_item_view_id;
 if ($debug) { error_log("5.1 params: ->  $params"); };
 
 if ($reminder == 2 && empty($my_remind_list)) {	
@@ -231,7 +231,6 @@ if ($reminder == 2 && empty($my_remind_list)) {
  * If the expired time is major that zero(0) then the expired time is compute on this time. Disable for learning path
  */
 
-
 if ($time_control) {
 	if ($debug) error_log('6.1. Time control is enabled');	
 	if ($debug) {error_log('6.2. $current_expired_time_key  '.$current_expired_time_key); };
@@ -473,7 +472,7 @@ if (!$current_question || $_REQUEST['num']) {
         $current_question++;
     }
 }
-//var_dump($current_question , $question_count);
+if ($question_count != 0) {
 	if (($objExercise->type == ALL_ON_ONE_PAGE || $current_question > $question_count)) {       
 	    if (api_is_allowed_to_session_edit()) {
 	        // goes to the script that will show the result of the exercise
@@ -518,7 +517,6 @@ if (($objExercise->type == ALL_ON_ONE_PAGE || $current_question > $question_coun
 	                //if ($debug) { error_log('Updating track_e_exercises '.$update_query); }                    
 	                Database::query($update_query);*/
 	            }                           
-            //if ($debug) { error_log('Redirecting to exercise_show.php'); }  
 	            header('Location: exercise_reminder.php?'.$params);
 	            exit;
 	            //header("Location: exercise_submit.php?exerciseId=$exerciseId");
@@ -529,6 +527,9 @@ if (($objExercise->type == ALL_ON_ONE_PAGE || $current_question > $question_coun
 	        exit;            
 	    }
 	}
+} else {
+	$error = get_lang('QuestionNotFound');
+}
 
 if (!empty ($_GET['gradebook']) && $_GET['gradebook'] == 'view') {
     $_SESSION['gradebook'] = Security :: remove_XSS($_GET['gradebook']);