Solution for GNOME : replacing Metacity with Kwin will enabling startup notification Or for XFCE : replacing XFWM with Kwin will enabling startup notification Or for LXDE : replacing Openbox with Kwin will enabling startup notification
Source : http://ubuntuforums.org/showthread.php?t=2154613&p=12692138
Solution for GNOME : replacing Metacity with Kwin will enabling startup notification
Or for XFCE : replacing XFWM with Kwin will enabling startup notification
Or for LXDE : replacing Openbox with Kwin will enabling startup notification
Source : http:// ubuntuforums. org/showthread. php?t=2154613& p=12692138