It looks like the kernel ran out of memory and the main culprit is a 'java' process. This is not an Ubuntu bug.
** Package changed: xorg (Ubuntu) => ubuntu ** Changed in: ubuntu Status: New => Invalid -- 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/2063452 Title: Xorg freeze To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+bug/2063452/+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