gnome-system-monitor also crashes. This means that Unity-based setups are also affected. And it also happens on my Thinkpad with Intel graphics, no proprietary drivers of any kind installed.
This makes the fglrx theory implausible to me and means it affects fully Canonical-supported setups. Tests to reproduce can be made with the MiniMetro game alpha version from here: http://dinopoloclub.com/minimetro/ Steps to reproduce: -Launch gnome-system-monitor -Launch MiniMetro -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1201095 Title: gnome-panel crashes after launching steam game (Thomas was alone) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/gnome-panel/+bug/1201095/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs