Application: kontact (5.15.0 (20.08.0))

Qt Version: 5.15.0
Frameworks Version: 5.73.0
Operating System: Linux 5.8.2-1-default x86_64
Windowing system: X11
Distribution: "openSUSE Tumbleweed"

-- Information about the crash:
- What I was doing when the application crashed:

i was trying to delete a duplicate calendar in Calanders and it crashied with this error

-- Backtrace:
Application: Kontact (kontact), signal: Segmentation fault

[KCrash Handler]
#4  0x00007f343d914695 in QSortFilterProxyModelPrivate::updateChildrenMapping (this=0x560bdc6375c0, source_parent=..., parent_mapping=<optimized out>, orient=<optimized out>, start=<optimized out>, end=1, delta_item_count=1, remove=true) at ../../include/QtCore/../../src/corelib/tools/qhash.h:414
#5  0x00007f343d914a00 in QSortFilterProxyModelPrivate::source_items_removed (this=<optimized out>, source_parent=..., start=1, end=<optimized out>, orient=Qt::Vertical) at itemmodels/qsortfilterproxymodel.cpp:1118
#6  0x00007f343d91e6a1 in QSortFilterProxyModelPrivate::source_items_removed (orient=Qt::Vertical, end=<optimized out>, start=<optimized out>, source_parent=..., this=0x560bdc6375c0) at itemmodels/qsortfilterproxymodel.cpp:1697
#7  QSortFilterProxyModelPrivate::_q_sourceRowsRemoved (this=0x560bdc6375c0, source_parent=..., start=<optimized out>, end=<optimized out>) at itemmodels/qsortfilterproxymodel.cpp:1697
#8  0x00007f343d97e150 in doActivate<false> (sender=0x560bdc6196c0, signal_index=15, argv=argv@entry=0x7ffc688ca580) at ../../include/QtCore/../../src/corelib/kernel/qobjectdefs_impl.h:395
#9  0x00007f343d977470 in QMetaObject::activate (sender=sender@entry=0x560bdc6196c0, m=m@entry=0x7f343dc27fe0 <QAbstractItemModel::staticMetaObject>, local_signal_index=local_signal_index@entry=12, argv=argv@entry=0x7ffc688ca580) at kernel/qobject.cpp:3946
#10 0x00007f343d8e2a5e in QAbstractItemModel::rowsRemoved (this=this@entry=0x560bdc6196c0, _t1=..., _t2=<optimized out>, _t3=<optimized out>, _t4=...) at .moc/moc_qabstractitemmodel.cpp:606
#11 0x00007f343d8eb26e in QAbstractItemModel::endRemoveRows (this=0x560bdc6196c0) at itemmodels/qabstractitemmodel.cpp:2832
#12 0x00007f343d91b8f5 in QSortFilterProxyModelPrivate::remove_proxy_interval (emit_signal=true, orient=Qt::Vertical, proxy_parent=..., proxy_end=<optimized out>, proxy_start=<optimized out>, proxy_to_source=..., source_to_proxy=..., this=0x560bdc637bf0) at itemmodels/qsortfilterproxymodel.cpp:796
#13 QSortFilterProxyModelPrivate::remove_source_items (this=0x560bdc637bf0, source_to_proxy=..., proxy_to_source=..., source_items=..., source_parent=..., orient=Qt::Vertical, emit_signal=true) at itemmodels/qsortfilterproxymodel.cpp:765
#14 0x00007f343d91ba71 in QSortFilterProxyModelPrivate::source_items_about_to_be_removed (this=0x560bdc637bf0, source_parent=..., start=1, end=1, orient=Qt::Vertical) at itemmodels/qsortfilterproxymodel.cpp:1066
#15 0x00007f343d97e150 in doActivate<false> (sender=0x7f33f0033ef0, signal_index=14, argv=argv@entry=0x7ffc688ca840) at ../../include/QtCore/../../src/corelib/kernel/qobjectdefs_impl.h:395
#16 0x00007f343d977470 in QMetaObject::activate (sender=sender@entry=0x7f33f0033ef0, m=m@entry=0x7f343dc27fe0 <QAbstractItemModel::staticMetaObject>, local_signal_index=local_signal_index@entry=11, argv=argv@entry=0x7ffc688ca840) at kernel/qobject.cpp:3946
#17 0x00007f343d8e29de in QAbstractItemModel::rowsAboutToBeRemoved (this=this@entry=0x7f33f0033ef0, _t1=..., _t2=<optimized out>, _t2@entry=1, _t3=<optimized out>, _t3@entry=1, _t4=...) at .moc/moc_qabstractitemmodel.cpp:599
#18 0x00007f343d8ea832 in QAbstractItemModel::beginRemoveRows (this=0x7f33f0033ef0, parent=..., first=1, last=1) at itemmodels/qabstractitemmodel.cpp:2815
#19 0x00007f33da85be9b in ?? () from /usr/lib64/libKF5AkonadiCore.so.5
#20 0x00007f33da852d1b in ?? () from /usr/lib64/libKF5AkonadiCore.so.5
#21 0x00007f343d97e150 in doActivate<false> (sender=0x560bdc042370, signal_index=6, argv=0x7ffc688cab60) at ../../include/QtCore/../../src/corelib/kernel/qobjectdefs_impl.h:395
#22 0x00007f33da7a2225 in Akonadi::AgentManager::instanceRemoved(Akonadi::AgentInstance const&) () from /usr/lib64/libKF5AkonadiCore.so.5
#23 0x00007f33da79c9e9 in ?? () from /usr/lib64/libKF5AkonadiCore.so.5
#24 0x00007f343d97e116 in QtPrivate::QSlotObjectBase::call (a=0x7ffc688cad00, r=0x560bdc0ed830, this=0x560bdbfd5870) at ../../include/QtCore/../../src/corelib/kernel/qobjectdefs_impl.h:398
#25 doActivate<false> (sender=0x560bdbf67f50, signal_index=9, argv=0x7ffc688cad00) at kernel/qobject.cpp:3886
#26 0x00007f33da86a470 in ?? () from /usr/lib64/libKF5AkonadiCore.so.5
#27 0x00007f33da86be63 in ?? () from /usr/lib64/libKF5AkonadiCore.so.5
#28 0x00007f343ea4b5d9 in QDBusConnectionPrivate::deliverCall (this=<optimized out>, object=<optimized out>, msg=..., metaTypes=..., slotIdx=<optimized out>) at ../../include/QtCore/../../src/corelib/tools/qvarlengtharray.h:201
#29 0x00007f343d973b61 in QObject::event (this=0x560bdbf67f50, e=0x7f33f002b330) at kernel/qobject.cpp:1314
#30 0x00007f343e4ad0cf in QApplicationPrivate::notify_helper (this=<optimized out>, receiver=0x560bdbf67f50, e=0x7f33f002b330) at kernel/qapplication.cpp:3671
#31 0x00007f343d947c3a in QCoreApplication::notifyInternal2 (receiver=0x560bdbf67f50, event=0x7f33f002b330) at ../../include/QtCore/5.15.0/QtCore/private/../../../../../src/corelib/thread/qthread_p.h:325
#32 0x00007f343d94a661 in QCoreApplicationPrivate::sendPostedEvents (receiver=0x0, event_type=0, data=0x560bdbaa3670) at kernel/qcoreapplication.cpp:1815
#33 0x00007f343d99f9f3 in postEventSourceDispatch (s=0x560bdbbb06f0) at kernel/qeventdispatcher_glib.cpp:277
#34 0x00007f3434b0c2b7 in g_main_context_dispatch () from /usr/lib64/libglib-2.0.so.0
#35 0x00007f3434b0c638 in ?? () from /usr/lib64/libglib-2.0.so.0
#36 0x00007f3434b0c6ef in g_main_context_iteration () from /usr/lib64/libglib-2.0.so.0
#37 0x00007f343d99f07f in QEventDispatcherGlib::processEvents (this=0x560bdbbb89d0, flags=...) at kernel/qeventdispatcher_glib.cpp:423
#38 0x00007f343d9465fb in QEventLoop::exec (this=this@entry=0x7ffc688cb290, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:141
#39 0x00007f343d94e860 in QCoreApplication::exec () at ../../include/QtCore/../../src/corelib/global/qflags.h:121
#40 0x0000560bda790fc7 in main (argc=<optimized out>, argv=<optimized out>) at /usr/src/debug/kontact-20.08.0-1.2.x86_64/src/main.cpp:230
[Inferior 1 (process 30639) detached]

Possible duplicates by query: bug 413205, bug 323292, bug 321155, bug 319825, bug 318760.

Reported using DrKonqi