Take a look here, probably it is the same issue: http://forums.opensuse.org/english/get-technical-help-here/hardware/478053-switchable-graphics-card-ati-intel-failed-boot-after-install-ati-drivers.html
I will try to prepare a package of an older version for the intel driver and see what I get -- You received this bug notification because you are a member of Ubuntu-X, which is subscribed to fglrx-installer in Ubuntu. https://bugs.launchpad.net/bugs/1068404 Title: 1002:6760 Switchable graphics on Radeon HD 6400M not working again To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/fglrx-installer/+bug/1068404/+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