http://bugs.winehq.org/show_bug.cgi?id=21359
--- Comment #5 from Hans Leidekker hans@meelstraat.net 2012-03-28 02:59:08 CDT --- If the (In reply to comment #4)
Yeah, this is probably a messy symptom of an earlier failure.
Looks like that attempt predates support for rollbacks, so chances are that this bug cannot be reproduced anymore.