Ticket #23508: 23508.diff

wp-includes/nav-menu.php

@@ -127 +127 @@
  */
 
 function get_nav_menu_locations() {
-        return get_theme_mod( 'nav_menu_locations' );
+        $locations = get_theme_mod( 'nav_menu_locations' );
+        return empty( $locations ) || ! is_array( $locations ) ? array() : $locations;
 }
 
 /**