When I try to run sudo apt-get install nvidia-331-uvm --reinstall
as recommended above, I get this result: Reading package lists... Done Building dependency tree Reading state information... Done The following extra packages will be installed: libcuda1-331 nvidia-331 nvidia-opencl-icd-331 The following packages will be REMOVED: nvidia-331-updates The following NEW packages will be installed: libcuda1-331 nvidia-331 nvidia-331-uvm nvidia-opencl-icd-331 0 upgraded, 4 newly installed, 1 to remove and 0 not upgraded. 1 not fully installed or removed. Need to get 0 B/53.2 MB of archives. After this operation, 54.3 MB of additional disk space will be used. Do you want to continue? [Y/n] y (Reading database ... 501203 files and directories currently installed.) Removing nvidia-331-updates (331.113-0ubuntu0.1) ... stop: Unknown instance: userdel: user nvidia-persistenced is currently used by process 2076 dpkg: error processing package nvidia-331-updates (--remove): subprocess installed post-removal script returned error exit status 8 Errors were encountered while processing: nvidia-331-updates E: Sub-process /usr/bin/dpkg returned an error code (1) How can I address this? -- 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/1268257 Title: nvidia-331-updates 331.38-0ubuntu3: nvidia-331-updates kernel module failed to build, with only error: "objdump: '... .tmp_nv.o': No such file" Status in nvidia-graphics-drivers-331 package in Ubuntu: Fix Released Status in nvidia-graphics-drivers-331-updates package in Ubuntu: Fix Released Bug description: Nvidia kernel module failed to build on kernel 3.13.0-2 Yesterday when the new kernel was pushed, the dkms process failed. ProblemType: Package DistroRelease: Ubuntu 14.04 Package: nvidia-331-updates 331.20-0ubuntu9 ProcVersionSignature: Ubuntu 3.12.0-7.15-generic 3.12.4 Uname: Linux 3.12.0-7-generic x86_64 ApportVersion: 2.13.1-0ubuntu1 Architecture: amd64 DKMSKernelVersion: 3.13.0-2-generic Date: Sun Jan 12 01:28:35 2014 InstallationDate: Installed on 2013-11-03 (69 days ago) InstallationMedia: Ubuntu 13.10 "Saucy Salamander" - Release amd64 (20131016.1) PackageVersion: 331.20-0ubuntu9 SourcePackage: nvidia-graphics-drivers-331-updates Title: nvidia-331-updates 331.20-0ubuntu9: nvidia-331-updates kernel module failed to build UpgradeStatus: Upgraded to trusty on 2013-12-29 (13 days ago) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/nvidia-graphics-drivers-331/+bug/1268257/+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