I have used both Dapper(Kde) and Edgy (Kde) - I did experience the problem in edgy but not very often and I didn't realise that it may have been Firefox. I did not upgrade to Feisty, I formatted my drive and did a fresh install. My desktop is now Gnome.
Power Management Preferences: Put computer to sleep when inactive: Never Put display to sleep when inactive for: 40 minutes When power button is pressed: Ask Me Thanks for your help. -- Total System Freeze - usually happens when using Firefox https://bugs.launchpad.net/bugs/115351 You received this bug notification because you are a member of Ubuntu Desktop Bugs, which is a bug assignee. -- desktop-bugs mailing list desktop-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/desktop-bugs