http://bugs.winehq.org/show_bug.cgi?id=25120
--- Comment #6 from Hans Leidekker hans@meelstraat.net 2010-11-16 16:17:52 CST ---
msi doesn't overwrite Wine's fusion placeholder with native version. The builtin one is used which is simply not ready for action.
That would be because the placeholder has version 2.0. So a workaround is to remove it before installation.