Comment 3 for bug 978678

Does executing "echo 0|sudo tee /proc/sys/kernel/yama/ptrace_scope" in a terminal before starting Stacraft 2 help?
If so it seems to be the ptrace stuff that somehow reappeared in Ubuntu 12.04.
http://bugs.winehq.org/show_bug.cgi?id=24193
https://bugs.launchpad.net/ubuntu/+source/wine1.2/+bug/632206