The same problem with 14.04 on Lenovo T540p using NVIDIA. It seems if I am using UltraDock with mouse and keyboard no issues however with trackpad the coursor may freeze eventually and the only way to fix the problem would be C-A-F1 and then back C-A-F7.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1184451 Title: Ubuntu 13.10 random screen freeze while Normal OS activites To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/xorg-server/+bug/1184451/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs