similiar problem and a fix
http://drupal.org/node/18933
---- mass_url.module 2005-12-06 17:32:15.000000000 +0200
+--- ./mass_url.module 2005-12-06 17:32:15.000000000 +0200
+++ /tmp/mass_url.module 2005-12-06 18:00:44.000000000 +0200
@@ -49,6 +49,11 @@