http://bugs.winehq.org/show_bug.cgi?id=36523
--- Comment #7 from Radosław Piliszek radzio.cool@gmail.com --- http://forum.stucuk.net/viewtopic.php?t=2651
According to the above, you can try downloading and running the latest installer from here: http://www.owsupport.com/?sect=patches
And it should help... or at least we'll find another place where it fails now. :-)