I saw the same thing on one of my desktop machine. Just a few different : No remains of windows but sometimes a windows refuses to close then mouse cursor slows down then, after some 10~12sec, all freezes. The dash usually opens but sometimes, have to open some other windows in front of it.
Config : P8H77-M PRO I5-3200 Bios : 1503 03/17/2014 Video : GF104 | GTX460 proprietary driver nvidia-331 -- You received this bug notification because you are a member of Ubuntu-X, which is subscribed to xorg in Ubuntu. https://bugs.launchpad.net/bugs/1314587 Title: Windows slow/stall/freeze when minimizing/restoring/etc in Unity 7 14.04 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/unity/+bug/1314587/+subscriptions _______________________________________________ Mailing list: https://launchpad.net/~ubuntu-x-swat Post to : ubuntu-x-swat@lists.launchpad.net Unsubscribe : https://launchpad.net/~ubuntu-x-swat More help : https://help.launchpad.net/ListHelp
