I did not have any flickering with Jaunty stable. It would be better upgrading the video drivers only since Karmic is pretty unstable now. Try the drivers from the ubuntu-x-swat ppa:
https://edge.launchpad.net/~ubuntu-x-swat/+archive/x-updates Anyway, if you want to upgrade to karmic you don't have to format. Just open a terminal and write: sudo do-release-upgrade -d -- [i945] Screen flickering after logging in https://bugs.launchpad.net/bugs/312518 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs