http://bugs.winehq.org/show_bug.cgi?id=26835
--- Comment #1 from James Twyford jtwyford+wine@gmail.com 2011-04-19 00:13:11 CDT --- Created an attachment (id=34191) --> (http://bugs.winehq.org/attachment.cgi?id=34191) Full console log from failed portal2 launch
Start portal 2 directly via `wine /path/to/steam -applaunch 620`