Ubuntu
gnome-settings-daemon package

  1. Bug #1278863
  2. Comment #7

Comment 7 for bug 1278863

Revision history for this message
gheorghe (9he0r9he) wrote :

You have to uninstall whole unity and the dependent packages who create the bug. For that open synaptic and uninstall these packages (you will find them under broken packages section).

and install mate from repositories (I used the ppa from their official website).