I am having this bug too but I don't use a Plantronics D100 headset. Loss of mouse functionality other than movement of cursor. Alt+tab also stops working intermittently. The rest of the keyboard seems functional. Logging out and back in seems to temporarily fix the problems.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/993655 Title: Unity looses mouse click handler when using enabling USB headset To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/unity/+bug/993655/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs