Application: kdenlive (16.12.3)
 (Compiled from sources)
Qt Version: 5.6.1
Frameworks Version: 5.28.0
Operating System: Linux 4.4.0-53-generic x86_64
Distribution: Linux Mint 18.1 Serena

-- Information about the crash:
- What I was doing when the application crashed: kdenlive stürzt bei clipüberlagerung oder im playmode ab
...

The crash can be reproduced every time.

-- Backtrace:
Application: Kdenlive (kdenlive), signal: Aborted
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
[Current thread is 1 (Thread 0x7ff0408d18c0 (LWP 6430))]

Thread 27 (Thread 0x7fef7affd700 (LWP 6560)):
[KCrash Handler]
#6  0x00007ff03a034428 in __GI_raise (sig=sig@entry=6) at ../sysdeps/unix/sysv/linux/raise.c:54
#7  0x00007ff03a03602a in __GI_abort () at abort.c:89
#8  0x00007ff009e998ad in movit::YCbCrInput::set_gl_state(unsigned int, std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> > const&, unsigned int*) () from /usr/lib/x86_64-linux-gnu/libmovit.so.4
#9  0x00007ff009e8b838 in movit::EffectChain::execute_phase(movit::Phase*, bool, std::set<int, std::less<int>, std::allocator<int> >*, std::map<movit::Phase*, unsigned int, std::less<movit::Phase*>, std::allocator<std::pair<movit::Phase* const, unsigned int> > >*, std::set<movit::Phase*, std::less<movit::Phase*>, std::allocator<movit::Phase*> >*) () from /usr/lib/x86_64-linux-gnu/libmovit.so.4
#10 0x00007ff009e8bf70 in movit::EffectChain::render_to_fbo(unsigned int, unsigned int, unsigned int) () from /usr/lib/x86_64-linux-gnu/libmovit.so.4
#11 0x00007ff00a0f87af in GlslManager::render_frame_texture(movit::EffectChain*, mlt_frame_s*, int, int, unsigned char**) () from /usr/lib/x86_64-linux-gnu/mlt/libmltopengl.so
#12 0x00007ff00a0fb802 in ?? () from /usr/lib/x86_64-linux-gnu/mlt/libmltopengl.so
#13 0x00007ff03fa86e68 in mlt_frame_get_image () from /usr/lib/x86_64-linux-gnu/libmlt.so.6
#14 0x00007ff03fa9bf09 in ?? () from /usr/lib/x86_64-linux-gnu/libmlt.so.6
#15 0x00007ff03fa86e17 in mlt_frame_get_image () from /usr/lib/x86_64-linux-gnu/libmlt.so.6
#16 0x00007ff03fa99658 in ?? () from /usr/lib/x86_64-linux-gnu/libmlt.so.6
#17 0x0000000000736cad in RenderThread::run (this=0x7fef2c818170) at /build/kdenlive-StayKY/kdenlive-16.12.3~ubuntu16.04.1/src/monitor/glwidget.cpp:1268
#18 0x00007ff03ab00808 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#19 0x00007ff0389fb6ba in start_thread (arg=0x7fef7affd700) at pthread_create.c:333
#20 0x00007ff03a10582d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 26 (Thread 0x7fef7b7fe700 (LWP 6559)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007ff03fa998e3 in mlt_consumer_rt_frame () from /usr/lib/x86_64-linux-gnu/libmlt.so.6
#2  0x00007ff00263cd90 in ?? () from /usr/lib/x86_64-linux-gnu/mlt/libmltsdl.so
#3  0x00007ff0389fb6ba in start_thread (arg=0x7fef7b7fe700) at pthread_create.c:333
#4  0x00007ff03a10582d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 25 (Thread 0x7fef7bfff700 (LWP 6548)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007ff016d878ae in ?? () from /usr/lib/x86_64-linux-gnu/libavcodec-ffmpeg.so.56
#2  0x00007ff0389fb6ba in start_thread (arg=0x7fef7bfff700) at pthread_create.c:333
#3  0x00007ff03a10582d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 24 (Thread 0x7fef8302c700 (LWP 6547)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007ff016d878ae in ?? () from /usr/lib/x86_64-linux-gnu/libavcodec-ffmpeg.so.56
#2  0x00007ff0389fb6ba in start_thread (arg=0x7fef8302c700) at pthread_create.c:333
#3  0x00007ff03a10582d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 23 (Thread 0x7fef8202a700 (LWP 6546)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007ff016d878ae in ?? () from /usr/lib/x86_64-linux-gnu/libavcodec-ffmpeg.so.56
#2  0x00007ff0389fb6ba in start_thread (arg=0x7fef8202a700) at pthread_create.c:333
#3  0x00007ff03a10582d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 22 (Thread 0x7fef8282b700 (LWP 6545)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007ff016d878ae in ?? () from /usr/lib/x86_64-linux-gnu/libavcodec-ffmpeg.so.56
#2  0x00007ff0389fb6ba in start_thread (arg=0x7fef8282b700) at pthread_create.c:333
#3  0x00007ff03a10582d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 21 (Thread 0x7fefb0e2e700 (LWP 6544)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007ff016d878ae in ?? () from /usr/lib/x86_64-linux-gnu/libavcodec-ffmpeg.so.56
#2  0x00007ff0389fb6ba in start_thread (arg=0x7fefb0e2e700) at pthread_create.c:333
#3  0x00007ff03a10582d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 20 (Thread 0x7fefc8eec700 (LWP 6491)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007ff016d878ae in ?? () from /usr/lib/x86_64-linux-gnu/libavcodec-ffmpeg.so.56
#2  0x00007ff0389fb6ba in start_thread (arg=0x7fefc8eec700) at pthread_create.c:333
#3  0x00007ff03a10582d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 19 (Thread 0x7fefcabfb700 (LWP 6490)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007ff016d878ae in ?? () from /usr/lib/x86_64-linux-gnu/libavcodec-ffmpeg.so.56
#2  0x00007ff0389fb6ba in start_thread (arg=0x7fefcabfb700) at pthread_create.c:333
#3  0x00007ff03a10582d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 18 (Thread 0x7fefcc827700 (LWP 6489)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007ff016d878ae in ?? () from /usr/lib/x86_64-linux-gnu/libavcodec-ffmpeg.so.56
#2  0x00007ff0389fb6ba in start_thread (arg=0x7fefcc827700) at pthread_create.c:333
#3  0x00007ff03a10582d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 17 (Thread 0x7feffdd6e700 (LWP 6488)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007ff016d878ae in ?? () from /usr/lib/x86_64-linux-gnu/libavcodec-ffmpeg.so.56
#2  0x00007ff0389fb6ba in start_thread (arg=0x7feffdd6e700) at pthread_create.c:333
#3  0x00007ff03a10582d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 16 (Thread 0x7fefed18f700 (LWP 6487)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007ff016d878ae in ?? () from /usr/lib/x86_64-linux-gnu/libavcodec-ffmpeg.so.56
#2  0x00007ff0389fb6ba in start_thread (arg=0x7fefed18f700) at pthread_create.c:333
#3  0x00007ff03a10582d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 15 (Thread 0x7fefcd829700 (LWP 6477)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007ff016d878ae in ?? () from /usr/lib/x86_64-linux-gnu/libavcodec-ffmpeg.so.56
#2  0x00007ff0389fb6ba in start_thread (arg=0x7fefcd829700) at pthread_create.c:333
#3  0x00007ff03a10582d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 14 (Thread 0x7fefce02a700 (LWP 6476)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007ff016d878ae in ?? () from /usr/lib/x86_64-linux-gnu/libavcodec-ffmpeg.so.56
#2  0x00007ff0389fb6ba in start_thread (arg=0x7fefce02a700) at pthread_create.c:333
#3  0x00007ff03a10582d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 13 (Thread 0x7fefcfd42700 (LWP 6475)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007ff016d878ae in ?? () from /usr/lib/x86_64-linux-gnu/libavcodec-ffmpeg.so.56
#2  0x00007ff0389fb6ba in start_thread (arg=0x7fefcfd42700) at pthread_create.c:333
#3  0x00007ff03a10582d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 12 (Thread 0x7fefb25d5700 (LWP 6474)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007ff016d878ae in ?? () from /usr/lib/x86_64-linux-gnu/libavcodec-ffmpeg.so.56
#2  0x00007ff0389fb6ba in start_thread (arg=0x7fefb25d5700) at pthread_create.c:333
#3  0x00007ff03a10582d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 11 (Thread 0x7fefcb3fc700 (LWP 6473)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007ff016d878ae in ?? () from /usr/lib/x86_64-linux-gnu/libavcodec-ffmpeg.so.56
#2  0x00007ff0389fb6ba in start_thread (arg=0x7fefcb3fc700) at pthread_create.c:333
#3  0x00007ff03a10582d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 10 (Thread 0x7fefcbffd700 (LWP 6447)):
#0  0x00007ff03abac680 in QElapsedTimer::isMonotonic() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#1  0x00007ff03ad2840e in QTimerInfoList::repairTimersIfNeeded() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#2  0x00007ff03ad28483 in QTimerInfoList::timerWait(timespec&) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#3  0x00007ff03ad2985e in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007ff036fdd91d in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007ff036fde2bb in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#6  0x00007ff036fde49c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#7  0x00007ff03ad2a37b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007ff03acd2ffa in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#9  0x00007ff03aafb9e4 in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#10 0x00007ff03ab00808 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#11 0x00007ff0389fb6ba in start_thread (arg=0x7fefcbffd700) at pthread_create.c:333
#12 0x00007ff03a10582d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 9 (Thread 0x7fefdffff700 (LWP 6446)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007ff03ab016bb in QWaitCondition::wait(QMutex*, unsigned long) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#2  0x00007ff03f13ca8d in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#3  0x00007ff03f13d365 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#4  0x00007ff03ab00808 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007ff0389fb6ba in start_thread (arg=0x7fefdffff700) at pthread_create.c:333
#6  0x00007ff03a10582d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 8 (Thread 0x7fefedc0e700 (LWP 6444)):
#0  0x00007ff037022a94 in g_mutex_unlock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007ff036fdd38e in g_main_context_acquire () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007ff036fde245 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007ff036fde49c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007ff03ad2a37b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007ff03acd2ffa in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007ff03aafb9e4 in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007ff03ab00808 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007ff0389fb6ba in start_thread (arg=0x7fefedc0e700) at pthread_create.c:333
#9  0x00007ff03a10582d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 7 (Thread 0x7fefee50f700 (LWP 6443)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007ff03ab016bb in QWaitCondition::wait(QMutex*, unsigned long) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#2  0x00007ff03f13ca8d in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#3  0x00007ff03f13d365 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#4  0x00007ff03ab00808 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007ff0389fb6ba in start_thread (arg=0x7fefee50f700) at pthread_create.c:333
#6  0x00007ff03a10582d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 6 (Thread 0x7feffd56d700 (LWP 6437)):
#0  0x00007ff03a0f9b5d in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007ff036fde38c in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007ff036fde49c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007ff03ad2a37b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007ff03acd2ffa in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007ff03aafb9e4 in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007ff03b8ea6b5 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007ff03ab00808 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007ff0389fb6ba in start_thread (arg=0x7feffd56d700) at pthread_create.c:333
#9  0x00007ff03a10582d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 5 (Thread 0x7feffed6f700 (LWP 6435)):
#0  0x00007ff03a0f9b5d in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007ff036fde38c in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007ff036fde49c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007ff03ad2a37b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007ff03acd2ffa in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007ff03aafb9e4 in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007ff03b8ea6b5 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007ff03ab00808 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007ff0389fb6ba in start_thread (arg=0x7feffed6f700) at pthread_create.c:333
#9  0x00007ff03a10582d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 4 (Thread 0x7ff00b57c700 (LWP 6434)):
#0  0x00007ff03a0f9b5d in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007ff01396364c in ?? () from /lib/x86_64-linux-gnu/libusb-1.0.so.0
#2  0x00007ff0389fb6ba in start_thread (arg=0x7ff00b57c700) at pthread_create.c:333
#3  0x00007ff03a10582d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 3 (Thread 0x7ff0246b9700 (LWP 6433)):
#0  0x00007ff03a0f9b5d in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007ff036fde38c in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007ff036fde49c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007ff03ad2a37b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007ff03acd2ffa in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007ff03aafb9e4 in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007ff040986515 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5DBus.so.5
#7  0x00007ff03ab00808 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007ff0389fb6ba in start_thread (arg=0x7ff0246b9700) at pthread_create.c:333
#9  0x00007ff03a10582d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 2 (Thread 0x7ff02cace700 (LWP 6431)):
#0  0x00007ff03a0f9b5d in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007ff034d08c62 in ?? () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
#2  0x00007ff034d0a8d7 in xcb_wait_for_event () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
#3  0x00007ff02f656d29 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5XcbQpa.so.5
#4  0x00007ff03ab00808 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007ff0389fb6ba in start_thread (arg=0x7ff02cace700) at pthread_create.c:333
#6  0x00007ff03a10582d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 1 (Thread 0x7ff0408d18c0 (LWP 6430)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007ff034d08eb9 in ?? () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
#2  0x00007ff034d0a617 in ?? () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
#3  0x00007ff034d0a721 in xcb_wait_for_reply () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
#4  0x00007ff02f655a2a in QXcbConnection::sync() () from /usr/lib/x86_64-linux-gnu/libQt5XcbQpa.so.5
#5  0x00007ff02f67536e in ?? () from /usr/lib/x86_64-linux-gnu/libQt5XcbQpa.so.5
#6  0x00007ff02f675404 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5XcbQpa.so.5
#7  0x00007ff03b1b648d in QBackingStore::beginPaint(QRegion const&) () from /usr/lib/x86_64-linux-gnu/libQt5Gui.so.5
#8  0x00007ff03c2c1764 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#9  0x00007ff03c2c1b4f in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#10 0x00007ff03c2e13af in QWidgetPrivate::syncBackingStore() () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#11 0x00007ff03c2f8f28 in QWidget::event(QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#12 0x00007ff03c4114bb in QMainWindow::event(QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#13 0x00007ff03dfe1147 in KMainWindow::event(QEvent*) () from /usr/lib/x86_64-linux-gnu/libKF5XmlGui.so.5
#14 0x00007ff03e0259d5 in KXmlGuiWindow::event(QEvent*) () from /usr/lib/x86_64-linux-gnu/libKF5XmlGui.so.5
#15 0x00007ff03c2b3afc in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#16 0x00007ff03c2b9036 in QApplication::notify(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#17 0x00007ff03acd52a8 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#18 0x00007ff03acd716a in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#19 0x00007ff03ad29f53 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#20 0x00007ff036fde197 in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#21 0x00007ff036fde3f0 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#22 0x00007ff036fde49c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#23 0x00007ff03ad2a35f in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#24 0x00007ff03acd2ffa in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#25 0x00007ff03acdb6bc in QCoreApplication::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#26 0x000000000048b5fa in main (argc=1, argv=<optimized out>) at /build/kdenlive-StayKY/kdenlive-16.12.3~ubuntu16.04.1/src/main.cpp:169

Possible duplicates by query: bug 376466.

An https://bugs.kde.org/ berichten