Tried to play an AVI file. I have installed all Gstreamer Plugins as well as Ubuntu-Restricted-Extras. This did not work and kept showing an error application/x-rar not available. Then after searching ...
I have installed Ubuntu 12.04. I am unable to play proprietary media formats on Ubuntu Precise even after installing Ubuntu-Restricted-Extras. I am using Totem and Rhytmbox as my players.