Warning fix

diff --git a/CRM/Activity/Form/Activity.php b/CRM/Activity/Form/Activity.php
index 7c879fd105372ee518aedaba73c9e8bb455bacfb..113247adfebd7869e4127b8ea2ad6c4ee0848080 100644 (file)
--- a/CRM/Activity/Form/Activity.php
+++ b/CRM/Activity/Form/Activity.php
@@ -810,7 +810,7 @@ class CRM_Activity_Form_Activity extends CRM_Contact_Form_Task {
 
     $this->addFormRule(array('CRM_Activity_Form_Activity', 'formRule'), $this);
 
-    $doNotNotifyAssigneeFor = Civi::settings()->get('do_not_notify_assignees_for');
+    $doNotNotifyAssigneeFor = (array) Civi::settings()->get('do_not_notify_assignees_for');
     if (($this->_activityTypeId && in_array($this->_activityTypeId, $doNotNotifyAssigneeFor)) || !Civi::settings()->get('activity_assignee_notification')) {
       $this->assign('activityAssigneeNotification', FALSE);
     }