warning: call_user_func_array() [function.call-user-func-array]: First argument is expected to be a valid callback, 'date_repeat

It's probably just some temporary bug with the 'dev' version. But I had to cvs checkout to do a patch and got this error message:

warning: call_user_func_array() [function.call-user-func-array]: First argument is expected to be a valid callback, 'date_repeat_node' was given in /var/www/html/drupal/includes/menu.inc on line 452.