http://bugs.winehq.org/show_bug.cgi?id=23914
--- Comment #12 from Louis Lenders xerox_xerox2000@yahoo.co.uk 2010-10-16 17:53:25 CDT --- Created an attachment (id=31318) --> (http://bugs.winehq.org/attachment.cgi?id=31318) hack
(In reply to comment #11)
Created an attachment (id=31314)
--> (http://bugs.winehq.org/attachment.cgi?id=31314) [details]
Second log with WINEDEBUG=+relay,+seh,+tid and WMP10
The logs are very difficult to read, as lines get mixes through each other :( AFAICT an ERROR_INVALID_PARAMETER is coming from somewhere, but i dunno where from. Attached is a hack, just a very wild guess, could you try if it changes anything?