I am also unable to run gksu command in ubuntu using main repository kernels. If I delete ~/gksu.lock before each gksu command I can use whatever I need admin privileges for.
** Changed in: gksu (Ubuntu) Status: Invalid => Confirmed -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1312159 Title: ** (gksu:xxxx): CRITICAL **: fcntl error To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/gksu/+bug/1312159/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs