Install 'evtest', and see if you get any output from a VT when you run it against the input device (sudo evtest /dev/input/eventX,). If yes, at least kernel sees the events, and it's something in X failing.
** Changed in: xserver-xorg-input-synaptics (Ubuntu) Status: Confirmed => Incomplete -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/868400 Title: Synaptics touchpad stops working To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/xserver-xorg-input-synaptics/+bug/868400/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs