Application that crashed: amarok
Version of the application: 2.1
KDE Version: 4.3.1 (KDE 4.3.1)
Qt Version: 4.5.2
Operating System: Linux 2.6.28-15-generic i686
Distribution: Ubuntu 9.04

What I was doing when the application crashed:
STR:
1. My Playlists > Clicked Add Folder 3 times with no data in each one. 
2. selected the last one of the three and pressed the delete key. 
3. Boom!

Note: started with completely empty "My Playlists"

 -- Backtrace:
Application: Amarok (amarok), signal: Aborted
[Current thread is 0 (LWP 6144)]

Thread 9 (Thread 0xb02dfb90 (LWP 6145)):
#0  0xb800c430 in __kernel_vsyscall ()
#1  0xb77c0412 in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib/tls/i686/cmov/libpthread.so.0
#2  0xb0ec3ae3 in ?? () from /usr/lib/libxine.so.1

Thread 8 (Thread 0xafa67b90 (LWP 6146)):
#0  0xb433f0ac in clock_gettime () from /lib/tls/i686/cmov/librt.so.1
#1  0xb6a3b04b in ?? () from /usr/lib/libQtCore.so.4
#2  0xb6a3b221 in ?? () from /usr/lib/libQtCore.so.4
#3  0xb6a3ce0c in ?? () from /usr/lib/libQtCore.so.4
#4  0xb6a394da in ?? () from /usr/lib/libQtCore.so.4
#5  0xb43db9c0 in g_main_context_prepare () from /usr/lib/libglib-2.0.so.0
#6  0xb43dbdda in ?? () from /usr/lib/libglib-2.0.so.0
#7  0xb43dc268 in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#8  0xb6a39317 in QEventDispatcherGlib::processEvents () from /usr/lib/libQtCore.so.4
#9  0xb6a0c1fa in QEventLoop::processEvents () from /usr/lib/libQtCore.so.4
#10 0xb6a0c642 in QEventLoop::exec () from /usr/lib/libQtCore.so.4
#11 0xb6915e19 in QThread::exec () from /usr/lib/libQtCore.so.4
#12 0xb0f1120a in ?? () from /usr/lib/kde4/plugins/phonon_backend/phonon_xine.so
#13 0xb6919132 in ?? () from /usr/lib/libQtCore.so.4
#14 0xb77bc4ff in start_thread () from /lib/tls/i686/cmov/libpthread.so.0
#15 0xb672649e in clone () from /lib/tls/i686/cmov/libc.so.6

Thread 7 (Thread 0xab0feb90 (LWP 6152)):
#0  0xb800c430 in __kernel_vsyscall ()
#1  0xb77c00e5 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/tls/i686/cmov/libpthread.so.0
#2  0xb0ed4d8e in ?? () from /usr/lib/libxine.so.1
Backtrace stopped: previous frame inner to this frame (corrupt stack?)

Thread 6 (Thread 0xaf0f9b90 (LWP 6153)):
#0  0xb800c430 in __kernel_vsyscall ()
#1  0xb77c00e5 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/tls/i686/cmov/libpthread.so.0
#2  0xb0ed4d8e in ?? () from /usr/lib/libxine.so.1
#3  0x00000001 in ?? ()

Thread 5 (Thread 0xae8f8b90 (LWP 6155)):
#0  0xb800c430 in __kernel_vsyscall ()
#1  0xb77c00e5 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/tls/i686/cmov/libpthread.so.0
#2  0xb691a172 in QWaitCondition::wait () from /usr/lib/libQtCore.so.4
#3  0xb5d61148 in ?? () from /usr/lib/libthreadweaver.so.4
#4  0xb5d63eec in ?? () from /usr/lib/libthreadweaver.so.4
#5  0xb5d5fd2b in ?? () from /usr/lib/libthreadweaver.so.4
#6  0xb5d63fea in ?? () from /usr/lib/libthreadweaver.so.4
#7  0xb5d616d3 in ?? () from /usr/lib/libthreadweaver.so.4
#8  0xb5d64009 in ?? () from /usr/lib/libthreadweaver.so.4
#9  0xb5d616d3 in ?? () from /usr/lib/libthreadweaver.so.4
#10 0xb5d61fbe in ?? () from /usr/lib/libthreadweaver.so.4
#11 0xb5d625fb in ThreadWeaver::Thread::run () from /usr/lib/libthreadweaver.so.4
#12 0xb6919132 in ?? () from /usr/lib/libQtCore.so.4
#13 0xb77bc4ff in start_thread () from /lib/tls/i686/cmov/libpthread.so.0
#14 0xb672649e in clone () from /lib/tls/i686/cmov/libc.so.6

Thread 4 (Thread 0xac249b90 (LWP 6164)):
#0  0xb800c430 in __kernel_vsyscall ()
#1  0xb77c00e5 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/tls/i686/cmov/libpthread.so.0
#2  0xb691a172 in QWaitCondition::wait () from /usr/lib/libQtCore.so.4
#3  0xb5d61148 in ?? () from /usr/lib/libthreadweaver.so.4
#4  0xb5d63eec in ?? () from /usr/lib/libthreadweaver.so.4
#5  0xb5d5fd2b in ?? () from /usr/lib/libthreadweaver.so.4
#6  0xb5d63fea in ?? () from /usr/lib/libthreadweaver.so.4
#7  0xb5d616d3 in ?? () from /usr/lib/libthreadweaver.so.4
#8  0xb5d61fbe in ?? () from /usr/lib/libthreadweaver.so.4
#9  0xb5d625fb in ThreadWeaver::Thread::run () from /usr/lib/libthreadweaver.so.4
#10 0xb6919132 in ?? () from /usr/lib/libQtCore.so.4
#11 0xb77bc4ff in start_thread () from /lib/tls/i686/cmov/libpthread.so.0
#12 0xb672649e in clone () from /lib/tls/i686/cmov/libc.so.6

Thread 3 (Thread 0xa9598b90 (LWP 6647)):
#0  0xb800c430 in __kernel_vsyscall ()
#1  0xb671e7b1 in select () from /lib/tls/i686/cmov/libc.so.6
#2  0xb0eed7d6 in xine_usec_sleep () from /usr/lib/libxine.so.1
#3  0x00000000 in ?? ()

Thread 2 (Thread 0x9c834b90 (LWP 7003)):
#0  0xb800c430 in __kernel_vsyscall ()
#1  0xb77c00e5 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/tls/i686/cmov/libpthread.so.0
#2  0xb691a172 in QWaitCondition::wait () from /usr/lib/libQtCore.so.4
#3  0xb5d61148 in ?? () from /usr/lib/libthreadweaver.so.4
#4  0xb5d63eec in ?? () from /usr/lib/libthreadweaver.so.4
#5  0xb5d5fd2b in ?? () from /usr/lib/libthreadweaver.so.4
#6  0xb5d63fea in ?? () from /usr/lib/libthreadweaver.so.4
#7  0xb5d616d3 in ?? () from /usr/lib/libthreadweaver.so.4
#8  0xb5d61fbe in ?? () from /usr/lib/libthreadweaver.so.4
#9  0xb5d625fb in ThreadWeaver::Thread::run () from /usr/lib/libthreadweaver.so.4
#10 0xb6919132 in ?? () from /usr/lib/libQtCore.so.4
#11 0xb77bc4ff in start_thread () from /lib/tls/i686/cmov/libpthread.so.0
#12 0xb672649e in clone () from /lib/tls/i686/cmov/libc.so.6

Thread 1 (Thread 0xb2f3d730 (LWP 6144)):
[KCrash Handler]
#6  0xb800c430 in __kernel_vsyscall ()
#7  0xb666d6d0 in raise () from /lib/tls/i686/cmov/libc.so.6
#8  0xb666f098 in abort () from /lib/tls/i686/cmov/libc.so.6
#9  0xb69101e5 in qt_message_output () from /usr/lib/libQtCore.so.4
#10 0xb69102d1 in qFatal () from /usr/lib/libQtCore.so.4
#11 0xb69103c5 in qt_assert () from /usr/lib/libQtCore.so.4
#12 0xb7a79faa in ?? () from /usr/lib/libamaroklib.so.1
#13 0xb7a84d95 in ?? () from /usr/lib/libamaroklib.so.1
#14 0xb7a7b897 in ?? () from /usr/lib/libamaroklib.so.1
#15 0xb6f26833 in QWidget::event () from /usr/lib/libQtGui.so.4
#16 0xb72d7a53 in QFrame::event () from /usr/lib/libQtGui.so.4
#17 0xb737872d in QAbstractScrollArea::event () from /usr/lib/libQtGui.so.4
#18 0xb742330f in QAbstractItemView::event () from /usr/lib/libQtGui.so.4
#19 0xb6ecfd3c in QApplicationPrivate::notify_helper () from /usr/lib/libQtGui.so.4
#20 0xb6ed90fb in QApplication::notify () from /usr/lib/libQtGui.so.4
#21 0xb7e4f85d in KApplication::notify () from /usr/lib/libkdeui.so.5
#22 0xb6a0dbcb in QCoreApplication::notifyInternal () from /usr/lib/libQtCore.so.4
#23 0xb6ed0c1e in ?? () from /usr/lib/libQtGui.so.4
#24 0xb6f6e720 in ?? () from /usr/lib/libQtGui.so.4
#25 0xb6f708ee in ?? () from /usr/lib/libQtGui.so.4
#26 0xb6f45f8c in QApplication::x11ProcessEvent () from /usr/lib/libQtGui.so.4
#27 0xb6f7237a in ?? () from /usr/lib/libQtGui.so.4
#28 0xb43d8b88 in g_main_context_dispatch () from /usr/lib/libglib-2.0.so.0
#29 0xb43dc0eb in ?? () from /usr/lib/libglib-2.0.so.0
#30 0xb43dc268 in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#31 0xb6a392f8 in QEventDispatcherGlib::processEvents () from /usr/lib/libQtCore.so.4
#32 0xb6f71a75 in ?? () from /usr/lib/libQtGui.so.4
#33 0xb6a0c1fa in QEventLoop::processEvents () from /usr/lib/libQtCore.so.4
#34 0xb6a0c642 in QEventLoop::exec () from /usr/lib/libQtCore.so.4
#35 0xb6a0eae9 in QCoreApplication::exec () from /usr/lib/libQtCore.so.4
#36 0xb6ecfbb7 in QApplication::exec () from /usr/lib/libQtGui.so.4
#37 0x0814c3e8 in _start ()

This bug may be a duplicate of or related to bug 207427

Reported using DrKonqi