Application: kamoso (2.0.2)
KDE Platform Version: 4.8.4 (4.8.4)
Qt Version: 4.8.1
Operating System: Linux 3.2.0-27-generic-pae i686
Distribution: Ubuntu 12.04 LTS

-- Information about the crash:
- What I was doing when the application crashed:I was trying to accsess the help menu and use the app when it crashed.

- Unusual behavior I noticed:My web camera is not working as well.

The crash can be reproduced every time.

-- Backtrace:
Application: Kamoso (kamoso), signal: Segmentation fault
Using host libthread_db library "/lib/i386-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0xb4821980 (LWP 23331))]

Thread 4 (Thread 0xb22b0b40 (LWP 23344)):
#0  0xb58badc8 in pthread_mutex_lock () from /lib/i386-linux-gnu/libpthread.so.0
#1  0xb59c65f4 in pthread_mutex_lock () from /lib/i386-linux-gnu/libc.so.6
#2  0xb526e3d0 in g_mutex_lock () from /lib/i386-linux-gnu/libglib-2.0.so.0
#3  0xb522f08c in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#4  0xb522f56b in g_main_loop_run () from /lib/i386-linux-gnu/libglib-2.0.so.0
#5  0xb22be134 in ?? () from /usr/lib/i386-linux-gnu/gio/modules/libdconfsettings.so
#6  0xb52526b3 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#7  0xb58b8d4c in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#8  0xb59b8ace in clone () from /lib/i386-linux-gnu/libc.so.6

Thread 3 (Thread 0xb18ffb40 (LWP 23345)):
#0  0xb76ed424 in __kernel_vsyscall ()
#1  0xb59aa380 in poll () from /lib/i386-linux-gnu/libc.so.6
#2  0xb523ca7b in g_poll () from /lib/i386-linux-gnu/libglib-2.0.so.0
#3  0xb522f0ae in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#4  0xb522f56b in g_main_loop_run () from /lib/i386-linux-gnu/libglib-2.0.so.0
#5  0xb2feb1ba in ?? () from /usr/lib/i386-linux-gnu/libgio-2.0.so.0
#6  0xb52526b3 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#7  0xb58b8d4c in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#8  0xb59b8ace in clone () from /lib/i386-linux-gnu/libc.so.6

Thread 2 (Thread 0xaf866b40 (LWP 23352)):
#0  0xb58bbc5e in __pthread_mutex_unlock_usercnt () from /lib/i386-linux-gnu/libpthread.so.0
#1  0xb59c6634 in pthread_mutex_unlock () from /lib/i386-linux-gnu/libc.so.6
#2  0xb526e410 in g_mutex_unlock () from /lib/i386-linux-gnu/libglib-2.0.so.0
#3  0xb522e865 in g_main_context_prepare () from /lib/i386-linux-gnu/libglib-2.0.so.0
#4  0xb522efaf in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#5  0xb522f201 in g_main_context_iteration () from /lib/i386-linux-gnu/libglib-2.0.so.0
#6  0xb5d468e7 in QEventDispatcherGlib::processEvents (this=0x961a540, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#7  0xb5d1250d in QEventLoop::processEvents (this=0xaf866240, flags=...) at kernel/qeventloop.cpp:149
#8  0xb5d127a9 in QEventLoop::exec (this=0xaf866240, flags=...) at kernel/qeventloop.cpp:204
#9  0xb5bfb94c in QThread::exec (this=0x95e2ac8) at thread/qthread.cpp:501
#10 0xb5cefb5d in QInotifyFileSystemWatcherEngine::run (this=0x95e2ac8) at io/qfilesystemwatcher_inotify.cpp:248
#11 0xb5bfede0 in QThreadPrivate::start (arg=0x95e2ac8) at thread/qthread_unix.cpp:298
#12 0xb58b8d4c in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#13 0xb59b8ace in clone () from /lib/i386-linux-gnu/libc.so.6

Thread 1 (Thread 0xb4821980 (LWP 23331)):
[KCrash Handler]
#7  0xb6dabb18 in QGst::Bin::getElementByName(char const*, QGst::Bin::RecursionType) const () from /usr/lib/libQtGStreamer-0.10.so.0
#8  0x0806a4ac in ?? ()
#9  0xb5d2a6b1 in QMetaObject::activate (sender=0x9cd16d0, m=0xb6c8d900, local_signal_index=0, argv=0xbf97b8b8) at kernel/qobject.cpp:3547
#10 0xb6a39f95 in QAbstractSlider::valueChanged (this=0x9cd16d0, _t1=100) at .moc/release-shared/moc_qabstractslider.cpp:196
#11 0xb6730fe5 in QAbstractSlider::setValue (this=0x9cd16d0, value=100) at widgets/qabstractslider.cpp:543
#12 0x080761ad in ?? ()
#13 0x08075f7a in ?? ()
#14 0xb73ab0f3 in ?? () from /usr/lib/libkdeui.so.5
#15 0xb5d2a6b1 in QMetaObject::activate (sender=0x9b9f808, m=0xb76bf3d0, local_signal_index=2, argv=0x0) at kernel/qobject.cpp:3547
#16 0xb73bcb75 in KDialog::defaultClicked() () from /usr/lib/libkdeui.so.5
#17 0xb73bd3cc in KDialog::slotButtonClicked(int) () from /usr/lib/libkdeui.so.5
#18 0xb73bda00 in ?? () from /usr/lib/libkdeui.so.5
#19 0xb5d2a6b1 in QMetaObject::activate (sender=0x9c7e244, m=0xb5e6fe58, local_signal_index=0, argv=0xbf97bba8) at kernel/qobject.cpp:3547
#20 0xb5d31da5 in QSignalMapper::mapped (this=0x9c7e244, _t1=2) at .moc/release-shared/moc_qsignalmapper.cpp:115
#21 0xb5d31ef2 in QSignalMapper::map (this=0x9c7e244, sender=0x9b8ac58) at kernel/qsignalmapper.cpp:266
#22 0xb5d320ae in QSignalMapper::map (this=0x9c7e244) at kernel/qsignalmapper.cpp:257
#23 0xb5d32190 in qt_static_metacall (_a=0xbf97bd28, _id=4, _o=0x9c7e244, _c=<optimized out>) at .moc/release-shared/moc_qsignalmapper.cpp:64
#24 QSignalMapper::qt_static_metacall (_o=0x9c7e244, _c=QMetaObject::InvokeMetaMethod, _id=4, _a=0xbf97bd28) at .moc/release-shared/moc_qsignalmapper.cpp:54
#25 0xb5d2a6b1 in QMetaObject::activate (sender=0x9b8ac58, m=0xb6c8d7c8, local_signal_index=2, argv=0xbf97bd28) at kernel/qobject.cpp:3547
#26 0xb6a3997d in QAbstractButton::clicked (this=0x9b8ac58, _t1=false) at .moc/release-shared/moc_qabstractbutton.cpp:220
#27 0xb672d62d in QAbstractButtonPrivate::emitClicked (this=0x9bebd30) at widgets/qabstractbutton.cpp:548
#28 0xb672ec9b in QAbstractButtonPrivate::click (this=0x9bebd30) at widgets/qabstractbutton.cpp:541
#29 0xb672ef56 in QAbstractButton::mouseReleaseEvent (this=0x9b8ac58, e=0xbf97c3f4) at widgets/qabstractbutton.cpp:1123
#30 0xb635c1ac in QWidget::event (this=0x9b8ac58, event=0xbf97c3f4) at kernel/qwidget.cpp:8362
#31 0xb672e1f9 in QAbstractButton::event (this=0x9b8ac58, e=0xbf97c3f4) at widgets/qabstractbutton.cpp:1082
#32 0xb67d1768 in QPushButton::event (this=0x9b8ac58, e=0xbf97c3f4) at widgets/qpushbutton.cpp:683
#33 0xb6301ed4 in notify_helper (e=0xbf97c3f4, receiver=0x9b8ac58, this=0x944fde0) at kernel/qapplication.cpp:4559
#34 QApplicationPrivate::notify_helper (this=0x944fde0, receiver=0x9b8ac58, e=0xbf97c3f4) at kernel/qapplication.cpp:4531
#35 0xb6308024 in QApplication::notify (this=0x944fde0, receiver=0x9b8ac58, e=0xbf97c3f4) at kernel/qapplication.cpp:4102
#36 0xb747c401 in KApplication::notify(QObject*, QEvent*) () from /usr/lib/libkdeui.so.5
#37 0xb5d1397e in QCoreApplication::notifyInternal (this=0xbf97cc38, receiver=0x9b8ac58, event=0xbf97c3f4) at kernel/qcoreapplication.cpp:876
#38 0xb6302e95 in sendEvent (event=<optimized out>, receiver=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:231
#39 QApplicationPrivate::sendMouseEvent (receiver=0x9b8ac58, event=0xbf97c3f4, alienWidget=0x9b8ac58, nativeWidget=0x9b9f808, buttonDown=0xb6c96cf4, lastMouseReceiver=..., spontaneous=true) at kernel/qapplication.cpp:3170
#40 0xb638f074 in QETWidget::translateMouseEvent (this=0x9b9f808, event=0xbf97c8ac) at kernel/qapplication_x11.cpp:4617
#41 0xb638dc0d in QApplication::x11ProcessEvent (this=0xbf97cc38, event=0xbf97c8ac) at kernel/qapplication_x11.cpp:3732
#42 0xb63baeac in x11EventSourceDispatch (s=0x944ee20, callback=0, user_data=0x0) at kernel/qguieventdispatcher_glib.cpp:146
#43 0xb522ed86 in g_main_context_dispatch () from /lib/i386-linux-gnu/libglib-2.0.so.0
#44 0xb522f125 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#45 0xb522f201 in g_main_context_iteration () from /lib/i386-linux-gnu/libglib-2.0.so.0
#46 0xb5d46887 in QEventDispatcherGlib::processEvents (this=0x9434740, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#47 0xb63baaaa in QGuiEventDispatcherGlib::processEvents (this=0x9434740, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#48 0xb5d1250d in QEventLoop::processEvents (this=0xbf97cba4, flags=...) at kernel/qeventloop.cpp:149
#49 0xb5d127a9 in QEventLoop::exec (this=0xbf97cba4, flags=...) at kernel/qeventloop.cpp:204
#50 0xb5d17eba in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1148
#51 0xb62ffa74 in QApplication::exec () at kernel/qapplication.cpp:3820
#52 0x08057ecd in ?? ()
#53 0xb58e74d3 in __libc_start_main () from /lib/i386-linux-gnu/libc.so.6
#54 0x080581bd in _start ()

Reported using DrKonqi