(gdb) where
#0  0x00007ffff4640f89 in raise () from /lib/x86_64-linux-gnu/libc.so.6
#1  0x00007ffff4644398 in abort () from /lib/x86_64-linux-gnu/libc.so.6
#2  0x00007ffff53ecc92 in qt_message_output(QtMsgType, char const*) () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#3  0x00007ffff53ecff9 in ?? () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#4  0x00007ffff53ed804 in qFatal(char const*, ...) () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#5  0x00007ffff5436ae8 in QtSharedPointer::internalSafetyCheckAdd2(void const*, void const volatile*) ()
   from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#6  0x00007ffff6fecae1 in internalFinishConstruction (ptr=<optimized out>, this=<optimized out>)
    at /usr/include/qt4/QtCore/qsharedpointer_impl.h:382
#7  internalConstruct<void (QObject::*)()> (deleter=<optimized out>, ptr=<optimized out>, this=<optimized out>)
    at /usr/include/qt4/QtCore/qsharedpointer_impl.h:368
#8  ExternalRefCount<void (QObject::*)()> (deleter=<optimized out>, ptr=<optimized out>, this=<optimized out>)
    at /usr/include/qt4/QtCore/qsharedpointer_impl.h:394
#9  QSharedPointer<void (QObject::*)()> (d=<optimized out>, ptr=<optimized out>, this=<optimized out>)
    at /usr/include/qt4/QtCore/qsharedpointer_impl.h:477
#10 called (this=<optimized out>)
    at /home/arved/GIT_tomahawk/tomahawk/build/src/libtomahawk/../../../src/libtomahawk/UrlHandler_p.h:47
#11 HttpIODeviceReadyHandler::qt_static_metacall (_o=0x1686ff0, _c=21384, _id=6, _a=0xffffffffffffffff)
    at /home/arved/GIT_tomahawk/tomahawk/build/src/libtomahawk/moc_UrlHandler_p.cpp:48
#12 0x00007ffff550d87a in QMetaObject::activate(QObject*, QMetaObject const*, int, void**) ()
   from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#13 0x00007ffff6fe4d33 in NetworkReply::finalUrlReached (this=<optimized out>)
    at /home/arved/GIT_tomahawk/tomahawk/build/src/libtomahawk/moc_NetworkReply.cpp:125
#14 0x00007ffff6f79a91 in NetworkReply::emitFinished (this=0x439a6a0, url=...)
    at /home/arved/GIT_tomahawk/tomahawk/src/libtomahawk/utils/NetworkReply.cpp:166
#15 0x00007ffff6f7a4a3 in NetworkReply::networkLoadFinished (this=0x439a6a0)
    at /home/arved/GIT_tomahawk/tomahawk/src/libtomahawk/utils/NetworkReply.cpp:199
#16 0x00007ffff550d87a in QMetaObject::activate(QObject*, QMetaObject const*, int, void**) ()
   from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#17 0x00007ffff58e0ceb in ?? () from /usr/lib/x86_64-linux-gnu/libQtNetwork.so.4
#18 0x00007ffff595295d in ?? () from /usr/lib/x86_64-linux-gnu/libQtNetwork.so.4
#19 0x00007ffff5511c1e in QObject::event(QEvent*) () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#20 0x00007ffff5fede2c in QApplicationPrivate::notify_helper(QObject*, QEvent*) ()
   from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
#21 0x00007ffff5ff44a0 in QApplication::notify(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
#22 0x000000000043b0c6 in TomahawkApp::notify (this=<optimized out>, receiver=<optimized out>, e=<optimized out>)
    at /home/arved/GIT_tomahawk/tomahawk/src/tomahawk/TomahawkApp.cpp:818