In a hierarchy of menu in admin/settings/mymodule made mainly by MENU_NORMAL_ITEM, MENU_DEFAULT_LOCAL_TASK and MENU_LOCAL_TASK I'd like that if anything deeper than: admin/settings/mymodule is rubbish it get a 404 or a redirect to admin/settings/mymodule eg. admin/settings/mymodule/ashasha or admin/settings/mymodule/somefunction/jajasha -> 404 but I get: warning: array_merge() [function.array-merge]: Argument #1 is not an array in /*/includes/menu.inc on line 415. warning: Missing argument 1 for drupal_get_form() in /*/includes/form.inc on line 49. warning: Missing argument 1 for drupal_retrieve_form() in /*/includes/form.inc on line 179. warning: call_user_func_array() [function.call-user-func-array]: First argument is expected to be a valid callback, '' was given in /*/includes/form.inc on line 218. hints? -- Ivan Sergio Borgonovo http://www.webthatworks.it