In my case, I add the user to the root group and reboot the machine and nothing change, the problem still persist.
-- Error initializing camera: -60: Could not lock the device https://bugs.launchpad.net/bugs/331681 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs