Configuring and using  an Ampache server now works fine in Amarok, currently v2.7.90-56-g69199bd

Unfortunately, once the Ampache service is configured, it causes a hang on startup that needs to be killed with Ctrl+C, so the startup continues:

amarok:                         BEGIN: virtual void Collections::AmpacheServiceQueryMaker::run() 
amarok:                           BEGIN: void Collections::AmpacheServiceQueryMaker::fetchArtists() 
amarok(21264)/kio (Scheduler) KIO::SchedulerPrivate::doJob: KIO::SimpleJob(0xcf4a30)
amarok:                           END__: void Collections::AmpacheServiceQueryMaker::fetchArtists() [Took: 0s] 
amarok:                         END__: virtual void Collections::AmpacheServiceQueryMaker::run() [Took: 0s] 
amarok:                       END__: void AmpacheAccountLogin::authenticationComplete(const KUrl &, QByteArray, NetworkAccessManagerProxy::Error) [Took: 0.002s] 
amarok(21264)/kio (KIOJob) KIO::TransferJob::slotFinished: KUrl("http://ws.audioscrobbler.com/2.0/")
amarok(21264)/kio (Scheduler) KIO::SchedulerPrivate::jobFinished: KIO::TransferJob(0x123f390) KIO::Slave(0xd70660)
amarok:                       [LastFmService] profile info  "DE"   "53"   "f"   "8651"   true 
amarok:                       [LastFmService] profile avatar:  "http://userserve-ak.last.fm/serve/34/77232758.png" 
amarok(21264)/kio (Scheduler) KIO::SchedulerPrivate::doJob: KIO::SimpleJob(0x174c7a0)
amarok(21264)/kio (KIOJob) KIO::TransferJob::slotFinished: KUrl("http://userserve-ak.last.fm/serve/34/77232758.png")
amarok(21264)/kio (Scheduler) KIO::SchedulerPrivate::jobFinished: KIO::TransferJob(0x174c7a0) KIO::Slave(0xd70660)
amarok:                       BEGIN: void LastFmService::onAvatarDownloaded(const QString &, QPixmap) 
amarok:                       END__: void LastFmService::onAvatarDownloaded(const QString &, QPixmap) [Took: 0s] 
amarok(21264)/kio (KIOJob) KIO::TransferJob::slotFinished: KUrl("http://magnatune.com/amarok_frontpage.html")
amarok(21264)/kio (Scheduler) KIO::SchedulerPrivate::jobFinished: KIO::StoredTransferJob(0x1735ec0) KIO::Slave(0x1732ac0)
amarok(21264)/kio (KIOJob) KIO::TransferJob::slotFinished: KUrl("http://ampache.amarok.kde.org/server/xml.server.php/server/xml.server.php?auth=bb7c89044b0cd2386312004cf1c5397c&action=artists&limit=0")
amarok(21264)/kio (Scheduler) KIO::SchedulerPrivate::jobFinished: KIO::TransferJob(0xcf4a30) KIO::Slave(0x1730960)