The recently released Ubuntu Tweak 0.5.11 had problems running in Natty. The problem has been fixed and a new update for Ubuntu Tweak is released. No new features are added in this update. So here is a simple solution to “fix” this error.
Fix this issue:
–> Download and install ubuntu-tweak_0.5.11-1~natty1_all.deb
(or)
–> Just open the terminal and type:
sudo add-apt-repository ppa:tualatrix/ppa sudo apt-get update sudo apt-get install ubuntu-tweak