I'm getting the exact same symptoms (Unsupported chipset 0xffffffff / probe of 0000:01:00.0 failed with error -1), but I'm on a GeForce GTS 250, see my lspci output in bug 661394
-- 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/661248 Title: Nvidia GeForce 8600M GT doesn't work with nvidia-current 260 _______________________________________________ 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