Fix null array access

D9 thing
esmero · Dec 15, 2020 · c05d121 · c05d121
1 parent 816be94
commit c05d121
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/src/Element/WebformNominatim.php b/src/Element/WebformNominatim.php
@@ -139,7 +139,8 @@ public static function processWebformComposite(
       ],
       '#description' => 'https://operations.osmfoundation.org/policies/nominatim/',
     ];
-    $trigger_name = $form_state->getTriggeringElement()['#name'];
+    $triggering_element = $form_state->getTriggeringElement();
+    $trigger_name = isset($triggering_element) && isset($triggering_element['#name'])? $triggering_element['#name'] : NULL;
 
     // Only act on our own submits
     if ($trigger_name == $element['#name'] . '_select_button' ||