Amarok has quite a few open bugs, some of which are not confirmed yet to be reproducible with the latest released version, 2.8

Prerequisites: have the latest Amarok 2.8 version installed, using the KDE 4.11.3 release. Have an account on http://bugs.kde.org

Get in touch with me in #amarok on irc.freenode.net, my nick is Mamarok, timezone UTC+1 so I can give you a list of bugs to be tested