Thank you Daniel! Reinstalling the nvidia-340 driver resolved the issue.
It was causing us a significant delay in our work. Thank you for helping in resolution. -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to nvidia-graphics-drivers-340 in Ubuntu. https://bugs.launchpad.net/bugs/1810929 Title: totem crashed with SIGSEGV in_cogl_context_get_gl_extensions() from _cogl_driver_update_features() from _cogl_winsys_context_init() Status in cogl package in Ubuntu: Incomplete Status in nvidia-graphics-drivers-340 package in Ubuntu: Incomplete Status in totem package in Ubuntu: Invalid Bug description: ubuntu-bug /var/crash/_usr_bin_totem.2110.crash result of the [Totem does not play MOV file with x264 encoding ] Bug # - 1810022 ProblemType: Crash DistroRelease: Ubuntu 18.04 Package: totem 3.26.0-0ubuntu6.1 ProcVersionSignature: Ubuntu 4.15.0-43.46-generic 4.15.18 Uname: Linux 4.15.0-42-generic x86_64 NonfreeKernelModules: nvidia ApportVersion: 2.20.9-0ubuntu7.5 Architecture: amd64 Date: Tue Jan 8 04:41:26 2019 Disassembly: => 0x0: Cannot access memory at address 0x0 ExecutablePath: /usr/bin/totem ExecutableTimestamp: 1542122228 InstallationDate: Installed on 2018-11-12 (56 days ago) InstallationMedia: Ubuntu 18.04.1 LTS "Bionic Beaver" - Release amd64 (20180725) JournalErrors: Hint: You are currently not seeing messages from other users and the system. Users in groups 'adm', 'systemd-journal' can see all messages. Pass -q to turn off this notice. -- Logs begin at Wed 2018-11-28 05:17:05 IST, end at Tue 2019-01-08 16:24:54 IST. -- -- No entries -- LogAlsaMixer: Error: command ['/usr/bin/amixer'] failed with exit code 1: amixer: Mixer attach default error: No such file or directory ProcCmdline: totem DJI_0001.MOV ProcCwd: /data/data/home/blackbug/Data2017/9March/eve1 SegvAnalysis: Segfault happened at: 0x0: Cannot access memory at address 0x0 PC (0x00000000) not located in a known VMA region (needed executable region)! SegvReason: executing NULL VMA Signal: 11 SourcePackage: totem StacktraceTop: () () at /usr/lib/x86_64-linux-gnu/libcogl.so.20 () at /usr/lib/x86_64-linux-gnu/libcogl.so.20 () at /usr/lib/x86_64-linux-gnu/libcogl.so.20 cogl_context_new () at /usr/lib/x86_64-linux-gnu/libcogl.so.20 Title: totem crashed with SIGSEGV UpgradeStatus: No upgrade log present (probably fresh install) UserGroups: To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/cogl/+bug/1810929/+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