It is not unity bug, it is a lightdm problem. try to restart lightdm service
** Package changed: unity (Ubuntu) => lightdm (Ubuntu) ** Changed in: lightdm (Ubuntu) Status: New => Confirmed -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to lightdm in Ubuntu. https://bugs.launchpad.net/bugs/1523922 Title: cursor disappears frequently Status in Unity: New Status in lightdm package in Ubuntu: Confirmed Bug description: A few times a week, my cursor just disappears. It is still there, reacting to mouse events, I can see hover events, clicking works too. But the cursor image just disappears which makes it unusable. Rebooting is the only solution. Restarting unity doesn't recover it. To manage notifications about this bug go to: https://bugs.launchpad.net/unity/+bug/1523922/+subscriptions -- Mailing list: https://launchpad.net/~desktop-packages Post to : desktop-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~desktop-packages More help : https://help.launchpad.net/ListHelp