it's a feature, and if you want to disable it just check the setting on the "screen" configuration capplet on system settings.
** Changed in: xorg (Ubuntu) Status: Confirmed => Won't Fix -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/992062 Title: Mouse Pauses when Crossing Screen Borders To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/xorg/+bug/992062/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs