http://bugs.winehq.org/show_bug.cgi?id=33732
--- Comment #8 from Andrew Eikum aeikum@codeweavers.com --- Created attachment 47230 --> http://bugs.winehq.org/attachment.cgi?id=47230 winmm: Clean up ACM stream after query
This patch should fix the bug. I've submitted it to wine-patches.