I can confirm this issue on Ubuntu 11.10 (upgraded from 10.04). I am not able to close gnome-system-monitor the usual way by clicking on the red cross in the top left corner, I have to kill it from the processes list.
** Tags added: amd64 oneiric -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/482680 Title: System Monitor won't close through normal methods, I have to kill the process. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/gnome-system-monitor/+bug/482680/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs