It slows the system during splash screen, according to ksysguard loading some 1½ GB. Then crashes.

Typing "amarok" in a terminal gets this:
Code:
> amarok
[0x20f14a8] main services discovery error: no suitable services discovery module
WARNING: Phonon::createPath: Cannot connect  Phonon::MediaObject ( no objectName ) to  Phonon::AudioDataOutput ( no objectName ). 
Object::connect: No such signal Phonon::VLC::MediaObject::angleChanged(int)
Object::connect: No such signal Phonon::VLC::MediaObject::availableAnglesChanged(int)
********************************************************************************************** 
** AMAROK WAS STARTED IN NORMAL MODE. IF YOU WANT TO SEE DEBUGGING INFORMATION, PLEASE USE: ** 
** amarok --debug                                                                           ** 
********************************************************************************************** 
benno@linux-ldjg:~> HTTP GET  QUrl( "http://post.audioscrobbler.com:80/?hs=true&p=1.2.1&c=ark&v=2.6.0&u=DmitriYuriescu&t=1362210702&a=0ef1c7bfb257347287afef41a18252a0&api_key=402d3ca819bc9d3cf9b85e1202944ca5&sk=e73cdc39030b1c925e617339d6a73715" )  
 QUrl( "http://ws.audioscrobbler.com/2.0/?api_key=402d3ca1e9bc9d3cf9b85e1202944ca5&lang=da&method=user.getNeighbours&user=DmitriYuriescu" )  
 QUrl( "http://ws.audioscrobbler.com/2.0/?api_key=402d3ca1e9bc9d3cf9b85e1202944ca5&lang=da&method=user.getFriends&user=DmitriYuriescu" )  
 QUrl( "http://ws.audioscrobbler.com/2.0/?api_key=402d3ca1e9bc9d3cf9b85e1202944ca5&lang=da&method=user.getTopTags&user=DmitriYuriescu" )  
 QUrl( "http://ws.audioscrobbler.com/2.0/?api_key=402d3ca1e9bc9d3cf9b85e1202944ca5&lang=da&method=user.getTopArtists&user=DmitriYuriescu" )  
QWidget::insertAction: Attempt to insert null action
Object::disconnect: Unexpected null parameter
Object::disconnect: Unexpected null parameter
terminate called after throwing an instance of 'std::bad_alloc'
  what():  std::bad_alloc
KCrash: Application 'amarok' crashing...
KCrash: Attempting to start /usr/lib64/kde4/libexec/drkonqi from kdeinit
sock_file=/home/benno/.kde4/socket-linux-ldjg/kdeinit4__0
QSocketNotifier: Invalid socket 35 and type 'Read', disabling...
Now you know my Last.fm username ;-)

Yes, I tried multiple times. Yes, I uninstalled and installed again. Looked for a .amarok folder to delete but couldn't find any. Backtraces are useless KDE says.