http://bugs.winehq.org/show_bug.cgi?id=25517
--- Comment #1 from Nikolay Sivov bunglehead@gmail.com 2010-12-14 00:40:36 CST --- (In reply to comment #0)
Can probably be worked around in winetricks by using cabextract instead of running the installer.
Installer will check builtin version even if msxml3 set to native only?