Application: kdenlive (16.12.2), MLT 6.4.1 Qt Version: 5.6.2 Frameworks Version: 5.29.0 Operating System: Linux 4.1.35-gentoo-c1 x86_64 Distribution (Platform): Gentoo Packages -- Information about the crash: - What I was doing when the application crashed: Kdenlive was updating the bin (video thumbnails / audio snapshots) and I closed the application. -- Backtrace: Application: Kdenlive (kdenlive), signal: Segmentation fault Using host libthread_db library "/lib64/libthread_db.so.1". [Current thread is 1 (Thread 0x7f031c21a740 (LWP 22055))] Thread 35 (Thread 0x7f030a35a700 (LWP 22056)): #0 0x00007f0315b6b80d in poll () from /lib64/libc.so.6 #1 0x00007f03109198f2 in _xcb_conn_wait () from /usr/lib64/libxcb.so.1 #2 0x00007f031091b6df in xcb_wait_for_event () from /usr/lib64/libxcb.so.1 #3 0x00007f030cef3549 in QXcbEventReader::run() () from /usr/lib64/libQt5XcbQpa.so.5 #4 0x00007f0316523d4c in QThreadPrivate::start(void*) () from /usr/lib64/libQt5Core.so.5 #5 0x00007f0314027494 in start_thread () from /lib64/libpthread.so.0 #6 0x00007f0315b7490d in clone () from /lib64/libc.so.6 Thread 34 (Thread 0x7f0301da6700 (LWP 22057)): #0 0x00007f0310dac650 in g_main_context_prepare () from /usr/lib64/libglib-2.0.so.0 #1 0x00007f0310dad0a8 in g_main_context_iterate.isra () from /usr/lib64/libglib-2.0.so.0 #2 0x00007f0310dad28c in g_main_context_iteration () from /usr/lib64/libglib-2.0.so.0 #3 0x00007f031671705c in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/libQt5Core.so.5 #4 0x00007f03166c8a2a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/libQt5Core.so.5 #5 0x00007f031651f564 in QThread::exec() () from /usr/lib64/libQt5Core.so.5 #6 0x00007f031c2c4235 in QDBusConnectionManager::run() () from /usr/lib64/libQt5DBus.so.5 #7 0x00007f0316523d4c in QThreadPrivate::start(void*) () from /usr/lib64/libQt5Core.so.5 #8 0x00007f0314027494 in start_thread () from /lib64/libpthread.so.0 #9 0x00007f0315b7490d in clone () from /lib64/libc.so.6 Thread 33 (Thread 0x7f02e17e9700 (LWP 22058)): #0 0x00007f0315b6b80d in poll () from /lib64/libc.so.6 #1 0x00007f0310dad17c in g_main_context_iterate.isra () from /usr/lib64/libglib-2.0.so.0 #2 0x00007f0310dad28c in g_main_context_iteration () from /usr/lib64/libglib-2.0.so.0 #3 0x00007f031671705c in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/libQt5Core.so.5 #4 0x00007f03166c8a2a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/libQt5Core.so.5 #5 0x00007f031651f564 in QThread::exec() () from /usr/lib64/libQt5Core.so.5 #6 0x00007f031724c8f5 in QQmlThreadPrivate::run() () from /usr/lib64/libQt5Qml.so.5 #7 0x00007f0316523d4c in QThreadPrivate::start(void*) () from /usr/lib64/libQt5Core.so.5 #8 0x00007f0314027494 in start_thread () from /lib64/libpthread.so.0 #9 0x00007f0315b7490d in clone () from /lib64/libc.so.6 Thread 32 (Thread 0x7f02db7fe700 (LWP 22060)): #0 0x00007f0310dad120 in g_main_context_iterate.isra () from /usr/lib64/libglib-2.0.so.0 #1 0x00007f0310dad28c in g_main_context_iteration () from /usr/lib64/libglib-2.0.so.0 #2 0x00007f031671705c in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/libQt5Core.so.5 #3 0x00007f03166c8a2a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/libQt5Core.so.5 #4 0x00007f031651f564 in QThread::exec() () from /usr/lib64/libQt5Core.so.5 #5 0x00007f031724c8f5 in QQmlThreadPrivate::run() () from /usr/lib64/libQt5Qml.so.5 #6 0x00007f0316523d4c in QThreadPrivate::start(void*) () from /usr/lib64/libQt5Core.so.5 #7 0x00007f0314027494 in start_thread () from /lib64/libpthread.so.0 #8 0x00007f0315b7490d in clone () from /lib64/libc.so.6 Thread 31 (Thread 0x7f02d93ff700 (LWP 22067)): #0 0x00007f031402d13f in pthread_cond_wait () from /lib64/libpthread.so.0 #1 0x00007f03165243ba in QWaitCondition::wait(QMutex*, unsigned long) () from /usr/lib64/libQt5Core.so.5 #2 0x00007f031aaa8805 in QSGRenderThread::processEventsAndWaitForMore() () from /usr/lib64/libQt5Quick.so.5 #3 0x00007f031aaa8bea in QSGRenderThread::run() () from /usr/lib64/libQt5Quick.so.5 #4 0x00007f0316523d4c in QThreadPrivate::start(void*) () from /usr/lib64/libQt5Core.so.5 #5 0x00007f0314027494 in start_thread () from /lib64/libpthread.so.0 #6 0x00007f0315b7490d in clone () from /lib64/libc.so.6 Thread 30 (Thread 0x7f02d8afe700 (LWP 22068)): #0 0x00007f0315b6b80d in poll () from /lib64/libc.so.6 #1 0x00007f0310dad17c in g_main_context_iterate.isra () from /usr/lib64/libglib-2.0.so.0 #2 0x00007f0310dad28c in g_main_context_iteration () from /usr/lib64/libglib-2.0.so.0 #3 0x00007f031671705c in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/libQt5Core.so.5 #4 0x00007f03166c8a2a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/libQt5Core.so.5 #5 0x00007f031651f564 in QThread::exec() () from /usr/lib64/libQt5Core.so.5 #6 0x00007f0316523d4c in QThreadPrivate::start(void*) () from /usr/lib64/libQt5Core.so.5 #7 0x00007f0314027494 in start_thread () from /lib64/libpthread.so.0 #8 0x00007f0315b7490d in clone () from /lib64/libc.so.6 Thread 29 (Thread 0x7f02cbfff700 (LWP 22069)): #0 0x00007f031402d13f in pthread_cond_wait () from /lib64/libpthread.so.0 #1 0x00007f03165243ba in QWaitCondition::wait(QMutex*, unsigned long) () from /usr/lib64/libQt5Core.so.5 #2 0x00007f031aaa8805 in QSGRenderThread::processEventsAndWaitForMore() () from /usr/lib64/libQt5Quick.so.5 #3 0x00007f031aaa8bea in QSGRenderThread::run() () from /usr/lib64/libQt5Quick.so.5 #4 0x00007f0316523d4c in QThreadPrivate::start(void*) () from /usr/lib64/libQt5Core.so.5 #5 0x00007f0314027494 in start_thread () from /lib64/libpthread.so.0 #6 0x00007f0315b7490d in clone () from /lib64/libc.so.6 Thread 28 (Thread 0x7f02cb5fe700 (LWP 22070)): #0 0x00007f0315b677cd in read () from /lib64/libc.so.6 #1 0x00007f0310defb60 in g_wakeup_acknowledge () from /usr/lib64/libglib-2.0.so.0 #2 0x00007f0310dacc2c in g_main_context_check () from /usr/lib64/libglib-2.0.so.0 #3 0x00007f0310dad120 in g_main_context_iterate.isra () from /usr/lib64/libglib-2.0.so.0 #4 0x00007f0310dad28c in g_main_context_iteration () from /usr/lib64/libglib-2.0.so.0 #5 0x00007f031671705c in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/libQt5Core.so.5 #6 0x00007f03166c8a2a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/libQt5Core.so.5 #7 0x00007f031651f564 in QThread::exec() () from /usr/lib64/libQt5Core.so.5 #8 0x00007f0316523d4c in QThreadPrivate::start(void*) () from /usr/lib64/libQt5Core.so.5 #9 0x00007f0314027494 in start_thread () from /lib64/libpthread.so.0 #10 0x00007f0315b7490d in clone () from /lib64/libc.so.6 Thread 27 (Thread 0x7f02dbfff700 (LWP 23357)): #0 0x00007f031402d4e8 in pthread_cond_timedwait () from /lib64/libpthread.so.0 #1 0x00007f0316524398 in QWaitCondition::wait(QMutex*, unsigned long) () from /usr/lib64/libQt5Core.so.5 #2 0x00007f0316520540 in QThreadPoolThread::run() () from /usr/lib64/libQt5Core.so.5 #3 0x00007f0316523d4c in QThreadPrivate::start(void*) () from /usr/lib64/libQt5Core.so.5 #4 0x00007f0314027494 in start_thread () from /lib64/libpthread.so.0 #5 0x00007f0315b7490d in clone () from /lib64/libc.so.6 Thread 26 (Thread 0x7f02bffff700 (LWP 23359)): [KCrash Handler] #6 0x00000000078185c0 in ?? () #7 0x00000000006fb23b in ScopeWidget::refreshInThread (this=0x3296c00) at /var/tmp/portage/kde-apps/kdenlive-16.12.2/work/kdenlive-16.12.2/src/monitor/scopes/scopewidget.cpp:68 #8 0x00000000004b17bd in QtConcurrent::RunFunctionTask<void>::run (this=0x22578a20) at /usr/include/qt5/QtConcurrent/qtconcurrentrunbase.h:130 #9 0x00007f03165203fd in QThreadPoolThread::run() () from /usr/lib64/libQt5Core.so.5 #10 0x00007f0316523d4c in QThreadPrivate::start(void*) () from /usr/lib64/libQt5Core.so.5 #11 0x00007f0314027494 in start_thread () from /lib64/libpthread.so.0 #12 0x00007f0315b7490d in clone () from /lib64/libc.so.6 Thread 25 (Thread 0x7f02bf7fe700 (LWP 23378)): #0 0x00007f031402d4e8 in pthread_cond_timedwait () from /lib64/libpthread.so.0 #1 0x00007f0316524398 in QWaitCondition::wait(QMutex*, unsigned long) () from /usr/lib64/libQt5Core.so.5 #2 0x00007f0316520540 in QThreadPoolThread::run() () from /usr/lib64/libQt5Core.so.5 #3 0x00007f0316523d4c in QThreadPrivate::start(void*) () from /usr/lib64/libQt5Core.so.5 #4 0x00007f0314027494 in start_thread () from /lib64/libpthread.so.0 #5 0x00007f0315b7490d in clone () from /lib64/libc.so.6 Thread 24 (Thread 0x7f02bd52e700 (LWP 23382)): #0 0x00007f031402d4e8 in pthread_cond_timedwait () from /lib64/libpthread.so.0 #1 0x00007f0316524398 in QWaitCondition::wait(QMutex*, unsigned long) () from /usr/lib64/libQt5Core.so.5 #2 0x00007f0316520540 in QThreadPoolThread::run() () from /usr/lib64/libQt5Core.so.5 #3 0x00007f0316523d4c in QThreadPrivate::start(void*) () from /usr/lib64/libQt5Core.so.5 #4 0x00007f0314027494 in start_thread () from /lib64/libpthread.so.0 #5 0x00007f0315b7490d in clone () from /lib64/libc.so.6 Thread 23 (Thread 0x7f02bcd2d700 (LWP 23383)): #0 0x00007f031402d4e8 in pthread_cond_timedwait () from /lib64/libpthread.so.0 #1 0x00007f0316524398 in QWaitCondition::wait(QMutex*, unsigned long) () from /usr/lib64/libQt5Core.so.5 #2 0x00007f0316520540 in QThreadPoolThread::run() () from /usr/lib64/libQt5Core.so.5 #3 0x00007f0316523d4c in QThreadPrivate::start(void*) () from /usr/lib64/libQt5Core.so.5 #4 0x00007f0314027494 in start_thread () from /lib64/libpthread.so.0 #5 0x00007f0315b7490d in clone () from /lib64/libc.so.6 Thread 22 (Thread 0x7f02a3fff700 (LWP 23384)): #0 0x00007f031402d4e8 in pthread_cond_timedwait () from /lib64/libpthread.so.0 #1 0x00007f0316524398 in QWaitCondition::wait(QMutex*, unsigned long) () from /usr/lib64/libQt5Core.so.5 #2 0x00007f0316520540 in QThreadPoolThread::run() () from /usr/lib64/libQt5Core.so.5 #3 0x00007f0316523d4c in QThreadPrivate::start(void*) () from /usr/lib64/libQt5Core.so.5 #4 0x00007f0314027494 in start_thread () from /lib64/libpthread.so.0 #5 0x00007f0315b7490d in clone () from /lib64/libc.so.6 Thread 21 (Thread 0x7f02a37fe700 (LWP 23385)): #0 0x00007f031402d4e8 in pthread_cond_timedwait () from /lib64/libpthread.so.0 #1 0x00007f0316524398 in QWaitCondition::wait(QMutex*, unsigned long) () from /usr/lib64/libQt5Core.so.5 #2 0x00007f0316520540 in QThreadPoolThread::run() () from /usr/lib64/libQt5Core.so.5 #3 0x00007f0316523d4c in QThreadPrivate::start(void*) () from /usr/lib64/libQt5Core.so.5 #4 0x00007f0314027494 in start_thread () from /lib64/libpthread.so.0 #5 0x00007f0315b7490d in clone () from /lib64/libc.so.6 Thread 20 (Thread 0x7f02a2ffd700 (LWP 23386)): #0 0x00007f031402d4e8 in pthread_cond_timedwait () from /lib64/libpthread.so.0 #1 0x00007f0316524398 in QWaitCondition::wait(QMutex*, unsigned long) () from /usr/lib64/libQt5Core.so.5 #2 0x00007f0316520540 in QThreadPoolThread::run() () from /usr/lib64/libQt5Core.so.5 #3 0x00007f0316523d4c in QThreadPrivate::start(void*) () from /usr/lib64/libQt5Core.so.5 #4 0x00007f0314027494 in start_thread () from /lib64/libpthread.so.0 #5 0x00007f0315b7490d in clone () from /lib64/libc.so.6 Thread 19 (Thread 0x7f02a27fc700 (LWP 23406)): #0 0x00007f031402d13f in pthread_cond_wait () from /lib64/libpthread.so.0 #1 0x00007f02f5ac6f96 in frame_worker_thread () from /usr/lib64/libavcodec.so.56 #2 0x00007f0314027494 in start_thread () from /lib64/libpthread.so.0 #3 0x00007f0315b7490d in clone () from /lib64/libc.so.6 Thread 18 (Thread 0x7f02a1ffb700 (LWP 23407)): #0 0x00007f031402d13f in pthread_cond_wait () from /lib64/libpthread.so.0 #1 0x00007f02f5ac6f96 in frame_worker_thread () from /usr/lib64/libavcodec.so.56 #2 0x00007f0314027494 in start_thread () from /lib64/libpthread.so.0 #3 0x00007f0315b7490d in clone () from /lib64/libc.so.6 Thread 17 (Thread 0x7f02a17fa700 (LWP 23408)): #0 0x00007f031402d13f in pthread_cond_wait () from /lib64/libpthread.so.0 #1 0x00007f02f5ac6f96 in frame_worker_thread () from /usr/lib64/libavcodec.so.56 #2 0x00007f0314027494 in start_thread () from /lib64/libpthread.so.0 #3 0x00007f0315b7490d in clone () from /lib64/libc.so.6 Thread 16 (Thread 0x7f02a0ff9700 (LWP 23409)): #0 0x00007f031402d13f in pthread_cond_wait () from /lib64/libpthread.so.0 #1 0x00007f02f5ac6f96 in frame_worker_thread () from /usr/lib64/libavcodec.so.56 #2 0x00007f0314027494 in start_thread () from /lib64/libpthread.so.0 #3 0x00007f0315b7490d in clone () from /lib64/libc.so.6 Thread 15 (Thread 0x7f0293fff700 (LWP 23410)): #0 0x00007f031402d13f in pthread_cond_wait () from /lib64/libpthread.so.0 #1 0x00007f02f5ac6f96 in frame_worker_thread () from /usr/lib64/libavcodec.so.56 #2 0x00007f0314027494 in start_thread () from /lib64/libpthread.so.0 #3 0x00007f0315b7490d in clone () from /lib64/libc.so.6 Thread 14 (Thread 0x7f02937fe700 (LWP 23411)): #0 0x00007f031402d13f in pthread_cond_wait () from /lib64/libpthread.so.0 #1 0x00007f02f5ac6f96 in frame_worker_thread () from /usr/lib64/libavcodec.so.56 #2 0x00007f0314027494 in start_thread () from /lib64/libpthread.so.0 #3 0x00007f0315b7490d in clone () from /lib64/libc.so.6 Thread 13 (Thread 0x7f0292ffd700 (LWP 23412)): #0 0x00007f031402d13f in pthread_cond_wait () from /lib64/libpthread.so.0 #1 0x00007f02f5ac6f96 in frame_worker_thread () from /usr/lib64/libavcodec.so.56 #2 0x00007f0314027494 in start_thread () from /lib64/libpthread.so.0 #3 0x00007f0315b7490d in clone () from /lib64/libc.so.6 Thread 12 (Thread 0x7f02927fc700 (LWP 23413)): #0 0x00007f031402d13f in pthread_cond_wait () from /lib64/libpthread.so.0 #1 0x00007f02f5ac6f96 in frame_worker_thread () from /usr/lib64/libavcodec.so.56 #2 0x00007f0314027494 in start_thread () from /lib64/libpthread.so.0 #3 0x00007f0315b7490d in clone () from /lib64/libc.so.6 Thread 11 (Thread 0x7f0291ffb700 (LWP 23414)): #0 0x00007f031402d13f in pthread_cond_wait () from /lib64/libpthread.so.0 #1 0x00007f02f5ac6f96 in frame_worker_thread () from /usr/lib64/libavcodec.so.56 #2 0x00007f0314027494 in start_thread () from /lib64/libpthread.so.0 #3 0x00007f0315b7490d in clone () from /lib64/libc.so.6 Thread 10 (Thread 0x7f0251fd3700 (LWP 27029)): #0 0x00007f031402d13f in pthread_cond_wait () from /lib64/libpthread.so.0 #1 0x00007f02f5ac6f96 in frame_worker_thread () from /usr/lib64/libavcodec.so.56 #2 0x00007f0314027494 in start_thread () from /lib64/libpthread.so.0 #3 0x00007f0315b7490d in clone () from /lib64/libc.so.6 Thread 9 (Thread 0x7f02527d4700 (LWP 27030)): #0 0x00007f031402d13f in pthread_cond_wait () from /lib64/libpthread.so.0 #1 0x00007f02f5ac6f96 in frame_worker_thread () from /usr/lib64/libavcodec.so.56 #2 0x00007f0314027494 in start_thread () from /lib64/libpthread.so.0 #3 0x00007f0315b7490d in clone () from /lib64/libc.so.6 Thread 8 (Thread 0x7f0252fd5700 (LWP 27031)): #0 0x00007f031402d13f in pthread_cond_wait () from /lib64/libpthread.so.0 #1 0x00007f02f5ac6f96 in frame_worker_thread () from /usr/lib64/libavcodec.so.56 #2 0x00007f0314027494 in start_thread () from /lib64/libpthread.so.0 #3 0x00007f0315b7490d in clone () from /lib64/libc.so.6 Thread 7 (Thread 0x7f02537d6700 (LWP 27032)): #0 0x00007f031402d13f in pthread_cond_wait () from /lib64/libpthread.so.0 #1 0x00007f02f5ac6f96 in frame_worker_thread () from /usr/lib64/libavcodec.so.56 #2 0x00007f0314027494 in start_thread () from /lib64/libpthread.so.0 #3 0x00007f0315b7490d in clone () from /lib64/libc.so.6 Thread 6 (Thread 0x7f02bdd2f700 (LWP 27033)): #0 0x00007f031402d13f in pthread_cond_wait () from /lib64/libpthread.so.0 #1 0x00007f02f5ac6f96 in frame_worker_thread () from /usr/lib64/libavcodec.so.56 #2 0x00007f0314027494 in start_thread () from /lib64/libpthread.so.0 #3 0x00007f0315b7490d in clone () from /lib64/libc.so.6 Thread 5 (Thread 0x7f025e7ec700 (LWP 27034)): #0 0x00007f031402d13f in pthread_cond_wait () from /lib64/libpthread.so.0 #1 0x00007f02f5ac6f96 in frame_worker_thread () from /usr/lib64/libavcodec.so.56 #2 0x00007f0314027494 in start_thread () from /lib64/libpthread.so.0 #3 0x00007f0315b7490d in clone () from /lib64/libc.so.6 Thread 4 (Thread 0x7f025dfeb700 (LWP 27035)): #0 0x00007f031402d13f in pthread_cond_wait () from /lib64/libpthread.so.0 #1 0x00007f02f5ac6f96 in frame_worker_thread () from /usr/lib64/libavcodec.so.56 #2 0x00007f0314027494 in start_thread () from /lib64/libpthread.so.0 #3 0x00007f0315b7490d in clone () from /lib64/libc.so.6 Thread 3 (Thread 0x7f025d7ea700 (LWP 27036)): #0 0x00007f031402d13f in pthread_cond_wait () from /lib64/libpthread.so.0 #1 0x00007f02f5ac6f96 in frame_worker_thread () from /usr/lib64/libavcodec.so.56 #2 0x00007f0314027494 in start_thread () from /lib64/libpthread.so.0 #3 0x00007f0315b7490d in clone () from /lib64/libc.so.6 Thread 2 (Thread 0x7f025cfe9700 (LWP 27037)): #0 0x00007f031402d13f in pthread_cond_wait () from /lib64/libpthread.so.0 #1 0x00007f02f5ac6f96 in frame_worker_thread () from /usr/lib64/libavcodec.so.56 #2 0x00007f0314027494 in start_thread () from /lib64/libpthread.so.0 #3 0x00007f0315b7490d in clone () from /lib64/libc.so.6 Thread 1 (Thread 0x7f031c21a740 (LWP 22055)): #0 0x00007f031402d13f in pthread_cond_wait () from /lib64/libpthread.so.0 #1 0x00007f0310919b49 in _xcb_conn_wait () from /usr/lib64/libxcb.so.1 #2 0x00007f031091b40f in wait_for_reply () from /usr/lib64/libxcb.so.1 #3 0x00007f031091b521 in xcb_wait_for_reply () from /usr/lib64/libxcb.so.1 #4 0x00007f030be60f81 in xcb_icccm_get_wm_hints_reply () from /usr/lib64/libxcb-icccm.so.4 #5 0x00007f030cf05792 in QXcbWindow::updateDoesNotAcceptFocus(bool) () from /usr/lib64/libQt5XcbQpa.so.5 #6 0x00007f030cf0a5ac in QXcbWindow::setWindowFlags(QFlags<Qt::WindowType>) () from /usr/lib64/libQt5XcbQpa.so.5 #7 0x00007f0316a00b1e in QWindow::setFlags(QFlags<Qt::WindowType>) () from /usr/lib64/libQt5Gui.so.5 #8 0x00007f0317c5e28b in QWidgetPrivate::setParent_sys(QWidget*, QFlags<Qt::WindowType>) () from /usr/lib64/libQt5Widgets.so.5 #9 0x00007f0317c69a59 in QWidget::setParent(QWidget*, QFlags<Qt::WindowType>) () from /usr/lib64/libQt5Widgets.so.5 #10 0x00007f0317c6a9cc in QWidget::setParent(QWidget*) () from /usr/lib64/libQt5Widgets.so.5 #11 0x00007f0317c6bec1 in QWidgetAction::releaseWidget(QWidget*) () from /usr/lib64/libQt5Widgets.so.5 #12 0x00007f0317dd10ad in QToolBarLayout::~QToolBarLayout() () from /usr/lib64/libQt5Widgets.so.5 #13 0x00007f0317dd1119 in QToolBarLayout::~QToolBarLayout() () from /usr/lib64/libQt5Widgets.so.5 #14 0x00007f0317c64368 in QWidget::~QWidget() () from /usr/lib64/libQt5Widgets.so.5 #15 0x00007f0317dce019 in QToolBar::~QToolBar() () from /usr/lib64/libQt5Widgets.so.5 #16 0x00007f03166f25fc in QObjectPrivate::deleteChildren() () from /usr/lib64/libQt5Core.so.5 #17 0x00007f0317c6455e in QWidget::~QWidget() () from /usr/lib64/libQt5Widgets.so.5 #18 0x00000000007c5d09 in Bin::~Bin (this=0x1ca5240, __in_chrg=<optimized out>) at /var/tmp/portage/kde-apps/kdenlive-16.12.2/work/kdenlive-16.12.2/src/bin/bin.cpp:501 #19 0x0000000000824cc9 in Core::~Core (this=0x1bcfef0, __in_chrg=<optimized out>) at /var/tmp/portage/kde-apps/kdenlive-16.12.2/work/kdenlive-16.12.2/src/core.cpp:46 #20 0x0000000000824d19 in Core::~Core (this=0x1bcfef0, __in_chrg=<optimized out>) at /var/tmp/portage/kde-apps/kdenlive-16.12.2/work/kdenlive-16.12.2/src/core.cpp:51 #21 0x00000000007f48c5 in MainWindow::~MainWindow (this=this@entry=0x1bcdc20, __in_chrg=<optimized out>, __vtt_parm=<optimized out>) at /var/tmp/portage/kde-apps/kdenlive-16.12.2/work/kdenlive-16.12.2/src/mainwindow.cpp:762 #22 0x00000000007f4a89 in MainWindow::~MainWindow (this=0x1bcdc20, __in_chrg=<optimized out>, __vtt_parm=<optimized out>) at /var/tmp/portage/kde-apps/kdenlive-16.12.2/work/kdenlive-16.12.2/src/mainwindow.cpp:769 #23 0x00007f03166f2a08 in QObject::event(QEvent*) () from /usr/lib64/libQt5Core.so.5 #24 0x00007f0317c68cbb in QWidget::event(QEvent*) () from /usr/lib64/libQt5Widgets.so.5 #25 0x00007f0317d6790b in QMainWindow::event(QEvent*) () from /usr/lib64/libQt5Widgets.so.5 #26 0x00007f0319b91767 in KMainWindow::event(QEvent*) () from /usr/lib64/libKF5XmlGui.so.5 #27 0x00007f0319bcf455 in KXmlGuiWindow::event(QEvent*) () from /usr/lib64/libKF5XmlGui.so.5 #28 0x00007f0317c2295c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib64/libQt5Widgets.so.5 #29 0x00007f0317c27070 in QApplication::notify(QObject*, QEvent*) () from /usr/lib64/libQt5Widgets.so.5 #30 0x00007f03166c9ea0 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () from /usr/lib64/libQt5Core.so.5 #31 0x00007f03166cc103 in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) () from /usr/lib64/libQt5Core.so.5 #32 0x00007f03166d0659 in QCoreApplication::exec() () from /usr/lib64/libQt5Core.so.5 #33 0x000000000046bb56 in main (argc=<optimized out>, argv=<optimized out>) at /var/tmp/portage/kde-apps/kdenlive-16.12.2/work/kdenlive-16.12.2/src/main.cpp:164
It seems a very unique crash. I close this bug. If you have a similar issue again feel free to reopen the bug.