Could you try with the proposed version of Unity in natty-proposed and see if the issue happens there. I suspect you might be facing bug 758026
** Changed in: unity Status: New => Incomplete ** Changed in: unity (Ubuntu) Status: New => Incomplete -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/790695 Title: launcher (sometimes?) doesn't react to clicks on the screen edge (Fitts's Law) -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs