One of the laptops in our office is experiencing a similar problem. It's a lenovo edge, with an intel graphics card. We purchased this laptop, because it's on the ubuntu supported hardware list.
http://www.ncix.ca/products/index.php?sku=71721&vpn=031942U&manufacture=Lenovo&promoid=1015 http://www.ubuntu.com/certification/hardware/201103-7447/components/ -- 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/1036868 Title: Xorg crashes back to logon screen To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/xorg/+bug/1036868/+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