I was recently burned by this too. I had actually launched Software Properties separately from Synaptic, but Synaptic was still running (and minimized) and so installing a driver hung.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1076832 Title: "Additional drivers" tab doesn't work when Software Sources was launched by synaptic To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/software-properties/+bug/1076832/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs