This happens to me too, starting yesterday (July 27 2011). Maybe a recent software update is to blame (e.g. yesterday's)? I'm running Ubuntu 10.04 on a Lenovo x61.
-- You received this bug notification because you are a member of Ubuntu-X, which is subscribed to nvidia-graphics-drivers in Ubuntu. https://bugs.launchpad.net/bugs/588546 Title: Screen does remains blank after waking from sleep on Lenovo laptop To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/nvidia-graphics-drivers/+bug/588546/+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