Same problem on 12.04 (LTS).
When trying to start gnome, the fallback ("gnome classic") is used.(gdb) run Starting program: /usr/bin/gnome-shell [Thread debugging using libthread_db enabled] Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1". [New Thread 0x7fffe7585700 (LWP 5753)] [New Thread 0x7fffe6b7e700 (LWP 5754)] Xlib: extension "GLX" missing on display ":0.0". Program received signal SIGSEGV, Segmentation fault. 0x00007ffff304c9f8 in ?? () from /usr/lib/x86_64-linux-gnu/libcogl.so.9 (gdb) bt #0 0x00007ffff304c9f8 in ?? () from /usr/lib/x86_64-linux-gnu/libcogl.so.9 #1 0x00007ffff3521c84 in ?? () from /usr/lib/x86_64-linux-gnu/libclutter-1.0.so.0 #2 0x00007ffff3538c16 in ?? () from /usr/lib/x86_64-linux-gnu/libclutter-1.0.so.0 #3 0x00007ffff354433a in ?? () from /usr/lib/x86_64-linux-gnu/libclutter-1.0.so.0 #4 0x00007ffff3544850 in clutter_init () from /usr/lib/x86_64-linux-gnu/libclutter-1.0.so.0 #5 0x00007ffff78d4196 in meta_init () from /usr/lib/libmutter.so.0 #6 0x00000000004015e7 in main () (gdb) -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1161516 Title: gnome-shell crashed with SIGSEGV in _cogl_pipeline_get_authority() To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/gnome-shell/+bug/1161516/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
