Public bug reported: I upgrade Kubuntu 14.04 to 14.10 and noticed that all desktop effects became slow.
In my dmesg I have these lines [ 17.039854] init: Failed to spawn nvidia-persistenced main process: unable to execute: No such file or directory [ 17.040940] init: nvidia-prime main process (2139) terminated with status 1 And it seems that something wrong with path/directories where scripts perform search for nvidia binaries. For example, in /etc/init/nvidia-persistenced.conf we can find this: exec /usr/bin/nvidia-persistenced --user nvidia-persistenced but, I really have not nvidia-persistenced binary in /usr/bin/, it is in /usr/lib/nvidia-331/bin/ Also, after installing nvidia-331 I have not nvidia-xconfig command in shell, but I have /usr/lib/nvidia-331/bin/nvidia-xconfig ProblemType: Bug DistroRelease: Ubuntu 14.10 Package: nvidia-331 331.89-0ubuntu2 ProcVersionSignature: Ubuntu 3.16.0-11.16-generic 3.16.1 Uname: Linux 3.16.0-11-generic x86_64 ApportVersion: 2.14.7-0ubuntu1 Architecture: amd64 CurrentDesktop: KDE Date: Sat Aug 30 15:53:02 2014 InstallationDate: Installed on 2014-07-05 (55 days ago) InstallationMedia: Kubuntu 14.04 LTS "Trusty Tahr" - Release amd64 (20140416.1) SourcePackage: nvidia-graphics-drivers-331 UpgradeStatus: Upgraded to utopic on 2014-08-30 (0 days ago) ** Affects: nvidia-graphics-drivers-331 (Ubuntu) Importance: Undecided Status: New ** Tags: amd64 apport-bug utopic -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1363408 Title: nvidia proprietary drivers are broken To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/nvidia-graphics-drivers-331/+bug/1363408/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs