Application: kontact (4.4.1)
KDE Platform Version: 4.4.1 (KDE 4.4.1)
Qt Version: 4.6.2
Operating System: Linux 2.6.31-20-generic x86_64
Distribution: Ubuntu 9.10

-- Information about the crash:
No backend is available when clicking on the button kontact crashes

 -- Backtrace:
Application: Kontact (kontact), signal: Segmentation fault
[KCrash Handler]
#5  0x00007fbf733c450a in ?? () from /usr/lib/kde4/akregator_config_advanced.so
#6  0x00007fbf733c45a8 in ?? () from /usr/lib/kde4/akregator_config_advanced.so
#7  0x00007fbf9ac74c0f in QMetaObject::activate (sender=0x44de0b0, m=<value optimized out>, local_signal_index=<value optimized out>, argv=0x0) at kernel/qobject.cpp:3293
#8  0x00007fbf9a6b6452 in QAbstractButton::clicked (this=0x0, _t1=false) at .moc/release-shared/moc_qabstractbutton.cpp:206
#9  0x00007fbf9a3d0cfb in QAbstractButtonPrivate::emitClicked (this=0x452e530) at widgets/qabstractbutton.cpp:546
#10 0x00007fbf9a3d1bbb in QAbstractButtonPrivate::click (this=0x452e530) at widgets/qabstractbutton.cpp:539
#11 0x00007fbf9a3d1e2c in QAbstractButton::mouseReleaseEvent (this=0x44de0b0, e=0x7fff7ad864d0) at widgets/qabstractbutton.cpp:1121
#12 0x00007fbf9a072502 in QWidget::event (this=0x44de0b0, event=0x7fff7ad864d0) at kernel/qwidget.cpp:7998
#13 0x00007fbf9a01c12c in QApplicationPrivate::notify_helper (this=0x1a606f0, receiver=0x44de0b0, e=0x7fff7ad864d0) at kernel/qapplication.cpp:4300
#14 0x00007fbf9a022efb in QApplication::notify (this=0x7fff7ad871e0, receiver=0x44de0b0, e=0x7fff7ad864d0) at kernel/qapplication.cpp:3865
#15 0x00007fbf9b651d76 in KApplication::notify (this=0x7fff7ad871e0, receiver=0x44de0b0, event=0x7fff7ad864d0) at ../../kdeui/kernel/kapplication.cpp:302
#16 0x00007fbf9ac61e0c in QCoreApplication::notifyInternal (this=0x7fff7ad871e0, receiver=0x44de0b0, event=0x7fff7ad864d0) at kernel/qcoreapplication.cpp:704
#17 0x00007fbf9a0220d6 in QCoreApplication::sendEvent (receiver=0x44de0b0, event=0x7fff7ad864d0, alienWidget=0x44de0b0, nativeWidget=0x4501490, buttonDown=<value optimized out>, 
    lastMouseReceiver=<value optimized out>, spontaneous=true) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#18 QApplicationPrivate::sendMouseEvent (receiver=0x44de0b0, event=0x7fff7ad864d0, alienWidget=0x44de0b0, nativeWidget=0x4501490, buttonDown=<value optimized out>, 
    lastMouseReceiver=<value optimized out>, spontaneous=true) at kernel/qapplication.cpp:2965
#19 0x00007fbf9a0a1c65 in QETWidget::translateMouseEvent (this=0x4501490, event=<value optimized out>) at kernel/qapplication_x11.cpp:4368
#20 0x00007fbf9a0a097a in QApplication::x11ProcessEvent (this=<value optimized out>, event=0x7fff7ad86df0) at kernel/qapplication_x11.cpp:3501
#21 0x00007fbf9a0cc322 in x11EventSourceDispatch (s=0x1a63d40, callback=<value optimized out>, user_data=<value optimized out>) at kernel/qguieventdispatcher_glib.cpp:146
#22 0x00007fbf921f1bce in g_main_context_dispatch () from /lib/libglib-2.0.so.0
#23 0x00007fbf921f5598 in ?? () from /lib/libglib-2.0.so.0
#24 0x00007fbf921f56c0 in g_main_context_iteration () from /lib/libglib-2.0.so.0
#25 0x00007fbf9ac8b333 in QEventDispatcherGlib::processEvents (this=0x1a34420, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:412
#26 0x00007fbf9a0cbf0e in QGuiEventDispatcherGlib::processEvents (this=0x0, flags=<value optimized out>) at kernel/qguieventdispatcher_glib.cpp:204
#27 0x00007fbf9ac60732 in QEventLoop::processEvents (this=<value optimized out>, flags=) at kernel/qeventloop.cpp:149
#28 0x00007fbf9ac60b0c in QEventLoop::exec (this=0x7fff7ad87120, flags=) at kernel/qeventloop.cpp:201
#29 0x00007fbf9ac6484b in QCoreApplication::exec () at kernel/qcoreapplication.cpp:981
#30 0x0000000000403ece in _start ()

Possible duplicates by query: bug 229156, bug 229104, bug 227938, bug 226354, bug 225322.

Reported using DrKonqi