http://bugs.winehq.org/show_bug.cgi?id=26493
--- Comment #5 from Hans Leidekker hans@meelstraat.net 2011-03-20 15:11:01 CDT --- Created an attachment (id=33735) --> (http://bugs.winehq.org/attachment.cgi?id=33735) msi: Ignore invalid upgrade codes in the PublishProduct action.
Fix.