I also ran into this bug today. Unfortunately, trying to switch to free drivers and I hit this other bug too: https://bugs.launchpad.net/ubuntu/+source/nvidia-graphics- drivers-331/+bug/1369398.
I'm currently stuck between bugs on my system :( -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to nvidia-graphics-drivers-331 in Ubuntu. https://bugs.launchpad.net/bugs/1377859 Title: nvidia-331 331.89-0ubuntu5: nvidia-331 kernel module failed to build Status in “nvidia-graphics-drivers-331” package in Ubuntu: Confirmed Bug description: kernel module failed to build ProblemType: Package DistroRelease: Ubuntu 14.10 Package: nvidia-331 331.89-0ubuntu5 ProcVersionSignature: Ubuntu 3.16.0-18.25-generic 3.16.3 Uname: Linux 3.16.0-18-generic x86_64 NonfreeKernelModules: wl ApportVersion: 2.14.7-0ubuntu3 Architecture: amd64 DKMSKernelVersion: 3.16.0-20-generic Date: Mon Oct 6 09:25:51 2014 InstallationDate: Installed on 2013-03-09 (575 days ago) InstallationMedia: Ubuntu 13.04 "Raring Ringtail" - Alpha amd64 (20130308) PackageVersion: 331.89-0ubuntu5 SourcePackage: nvidia-graphics-drivers-331 Title: nvidia-331 331.89-0ubuntu5: nvidia-331 kernel module failed to build UpgradeStatus: Upgraded to utopic on 2014-10-02 (4 days ago) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/nvidia-graphics-drivers-331/+bug/1377859/+subscriptions -- Mailing list: https://launchpad.net/~desktop-packages Post to : desktop-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~desktop-packages More help : https://help.launchpad.net/ListHelp