I have the same problem. Uninstalling xserver-xorg-input-synaptics worked , however this made my synaptics touchpad slow and not very responsive. Which is not surprising.
xserver-xorg-input-synaptics Version 0.14.6-0ubuntu8 Linux 2.6.22-11-generic -- gnome-settings-daemon not starting with 1:2.19.92-0ubuntu3 https://bugs.launchpad.net/bugs/140485 You received this bug notification because you are a member of Ubuntu Bugs, which is the bug contact for Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs