I installed proprietary driver and rebooted and the problem was still there initially but now it is working properly again.I had something crash and restart and after that it seemed to fix the problem.Which log file is responsible for logging app crashes, i tried to open log file viewer from the launcher but it was empty as i run into this bug https://bugs.launchpad.net/ubuntu/oneiric/+source/gnome- utils/+bug/841085
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/832150 Title: ubuntu desktop unity. Mouse at the left side doesn't reveal launcher To manage notifications about this bug go to: https://bugs.launchpad.net/unity/+bug/832150/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs