Fix error when no fields are present and CSV view is created

Wunderbyte-GmbH · Aug 24, 2023 · 332483a · 332483a
1 parent 62f5977
commit 332483a
Showing 1 changed file with 4 additions and 2 deletions.
diff --git a/view/csv/view_form.php b/view/csv/view_form.php
@@ -66,8 +66,10 @@ public function view_definition_after_gps() {
         // Show a list of fields in this view.
         $view = $this->_view;
         $tags = $view->field_tags();
-        $tags = implode("<br>", $tags['Fields']['Fields']);
-        $mform->addElement('static', 'availablefields', get_string('fields', 'datalynx'), $tags);
+        if (isset($tags['Fields']['Fields']) && !empty($tags['Fields']['Fields'])) {
+            $tags = implode("<br>", $tags['Fields']['Fields']);
+            $mform->addElement('static', 'availablefields', get_string('fields', 'datalynx'), $tags);
+        }
     }
 
     /**