I get the same problem. Random mouse lock ups, the keyboard satys responsive. Not every day, but enough to be annoying. Loging out doesn't help, neither does killing off Lightdm and restarting it. Only fix I have found so far is a reboot.
I use a USB keyboard with an adaptor to the PS/2 port. Fresh install UI Unity Linux 3.8.0-19-generic #30-Ubuntu SMP Wed May 1 16:35:23 UTC 2013 x86_64 x86_64 x86_64 GNU/Linux Video : Catalyst (but had same trouble with stock driver) Architecture: x86_64 -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1167097 Title: The mouse stops working randomly and have to reset To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/meta-gnome3/+bug/1167097/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs