And this solves the error "(EE) config/hal: couldn't initialise context: unknown error (null)":
sudo apt-get install xserver-xorg-core I know this is a big package, but I think it should be a dependency of xvfb in order to make it consistently work if the underlying problem can't be found. -- xvfb on server gives multiple errors https://bugs.launchpad.net/bugs/294454 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