Because there are known freeze problems on Atom class GPU's, I'm suspecting this is a variant of https://bugs.launchpad.net/ubuntu/+source/mesa/+bug/1222602.
Could you please try the workaround mentioned in https://bugs.launchpad.net/ubuntu/+source/mesa/+bug/1222602/comments/6 and see if it solves the problem for you? ** Changed in: unity (Ubuntu) Importance: Undecided => Medium ** Changed in: unity (Ubuntu) Status: New => Incomplete -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1233932 Title: Saucy Beta 2 Alt-Tab desktop froze To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/unity/+bug/1233932/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
