FYI Devil, I am also crashing, but with another error. I don't mean to jump in the middle of orinoco's problem, I just post it as info. Amarok worked fine prior to the du.
lb@p690:~$ amarok -d
QDBusConnection: session D-Bus connection created before QCoreApplication. Application may misbehave.
QDBusConnection: session D-Bus connection created before QCoreApplication. Application may misbehave.
amarok: BEGIN: App::App()
amarok: BEGIN: void App::continueInit()
amarok: BEGIN: EngineController::EngineController()
amarok: END__: EngineController::EngineController() [Took: 0.002s]
amarok: BEGIN: void EngineController::initializePhonon()
unnamed app(28944): Communication problem with "amarok" , it probably crashed.
Error message was: "org.freedesktop.DBus.Error.NoReply" : " "Message did not receive a reply (timeout by message bus)" "
KCrash: Application 'amarok' crashing...
KCrash: Attempting to start /usr/lib/kde4/libexec/drkonqi from kdeinit
KCrash: Connect sock_file=/home/lb/.kde/socket-p690/kdeinit4__0