http://bugs.winehq.org/show_bug.cgi?id=8437
------- Additional Comments From austinenglish@gmail.com 2007-23-07 23:54 ------- Doesn't return an error in wine 0.9.41. According to James, MsiApplyPatch has been implemented.
PUNX69, can you try this in wine 0.9.41 or current git. It should work for you there.