Ticket #6767: 6767.01.patch

src/bp-core/bp-core-filters.php

@@ -1005 +1005 @@
 
         $widget_id = $params[0]['widget_id'];
 
+        // If callback isn't an array, bail.
+        if ( false === is_array( $wp_registered_widgets[ $widget_id ]['callback'] ) ) {
+                return $params;
+        }
+
         // If the current widget isn't a BuddyPress one, stop!
         // We determine if a widget is a BuddyPress widget, if the widget class
         // begins with 'bp_'.