http://bugs.winehq.org/show_bug.cgi?id=27220
--- Comment #8 from Juan Lang juan_lang@yahoo.com 2011-05-20 13:44:22 CDT --- Created an attachment (id=34806) --> (http://bugs.winehq.org/attachment.cgi?id=34806) Patch: don't assume active connection when processing keepalive
Out of curiosity, does this help?