SOLVED: No sound with Amarok 2.6.0-169.1 playing MP3's on openSUSE 12.2. If you are getting no sound when playing MP3 files in Amarok 2.6 on openSUSE 12.2 with KDE 4.9, this post can probably help you fix the problem.
This post might also help with other versions of AmaroK.If you started Amarok, then attempted to play an MP3 file, then this dialog popped up: then you left-clicked on the button labeled "Continue", and a dialog popped up like this: The search engine for Linux rpm and Debian packages - HandBrake. Pakket Lijst.