http://bugs.winehq.org/show_bug.cgi?id=24714
--- Comment #3 from Dmitry Timoshkov dmitry@codeweavers.com 2010-10-12 02:22:50 CDT --- Created an attachment (id=31223) --> (http://bugs.winehq.org/attachment.cgi?id=31223) Add support for VT_DATE
Does the attached patch help?