http://bugs.winehq.org/show_bug.cgi?id=25256
--- Comment #14 from rmlipman@gmail.com 2010-11-23 22:44:32 CST --- (In reply to comment #13)
Adding gameoverlayrenderer to Libraries as Disabled in WineCFG fixes this for me.
Playing TF2 and Half life 2 successfully again.
While that works to get TF2 starting again, it stops the steam overlay (which was working previously) from working now.