Looking at the X logs, it looks like an Xorg issue to me, not a Unity or compiz issue. I might be wrong, though, I'll wait for someone from x-swat to look at this.
** Changed in: unity Status: New => Invalid ** Package changed: unity (Ubuntu) => xorg (Ubuntu) ** Changed in: unity Status: Invalid => Incomplete -- 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/900308 Title: Unity crashes after being suspended for >48hrs To manage notifications about this bug go to: https://bugs.launchpad.net/unity/+bug/900308/+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