diff -r c050f9f8672e -r 9c7cc717bb17 web/formwidgets.py
--- a/web/formwidgets.py	Thu Apr 09 17:33:20 2009 +0200
+++ b/web/formwidgets.py	Thu Apr 09 17:33:45 2009 +0200
@@ -74,7 +74,7 @@
         id = attrs.pop('id')
         try:
             confirmname = '%s-confirm:%s' % tuple(name.rsplit(':', 1))
-        except ValueError:
+        except TypeError:
             confirmname = '%s-confirm' % name
         inputs = [tags.input(name=name, value=values[0], type=self.type, id=id, **attrs),
                   '<br/>',