checking that there remain $oldwrappedids before deleting them lines …

…87-.. add if(is_array($oldwrappedids) && count($oldwrappedids)){
moodle · Oct 6, 2007 · 4bc4ca5 · 4bc4ca5
1 parent aa78ab4
commit 4bc4ca5
Showing 1 changed file with 4 additions and 2 deletions.
diff --git a/question/type/multianswer/questiontype.php b/question/type/multianswer/questiontype.php
@@ -84,8 +84,10 @@ function save_question_options($question) {
         }
 
         // Delete redundant wrapped questions
-        $oldwrappedids = implode(',', $oldwrappedids);
-        delete_records_select('question', "id IN ($oldwrappedids)");
+        if(is_array($oldwrappedids) && count($oldwrappedids)){ 
+            $oldwrappedids = implode(',', $oldwrappedids);
+            delete_records_select('question', "id IN ($oldwrappedids)");
+        }
 
         if (!empty($sequence)) {
             $multianswer = new stdClass;