Gtk-WARNING **: Unable to locate theme engine in module_path: "murrine",
會出現這個錯誤是因為誤移除了gtk-engine-murrine,只要重新安裝就行了。
Ubuntu
sudo apt-get install gtk2-engines-murrine
Arch
sudo pacman -S gtk-engine-murrine
sudo apt-get install gtk2-engines-murrine
sudo pacman -S gtk-engine-murrine