[Mailman-Developers] Can't get VERP to do much

[Dan Mick]

>   File "/var/local/mailman/Mailman/Queue/BounceRunner.py", line 112, in 
__verpbounce
>     if bmailbox <> mo.group('bounces'):
> IndexError: no such group

Are you sure Defaults.py is up-to-date?  Specifically,
VERP_FORMAT and VERP_REGEXP?