Bug 390421 - Kdenlive crash on playing timeline
Summary: Kdenlive crash on playing timeline
Status: RESOLVED WORKSFORME
Alias: None
Product: kdenlive
Classification: Applications
Component: Video Display & Export (show other bugs)
Version: 17.12.0
Platform: unspecified Linux
: NOR crash
Target Milestone: ---
Assignee: Jean-Baptiste Mardelle
URL:
Keywords:
Depends on:
Blocks:
 
Reported: 2018-02-14 04:15 UTC by Vishal Biswas
Modified: 2020-12-17 07:36 UTC (History)
1 user (show)

See Also:
Latest Commit:
Version Fixed In:
fritzibaby: timeline_corruption+


Attachments

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Description Vishal Biswas 2018-02-14 04:15:05 UTC
Application: kdenlive (17.12.2)

Qt Version: 5.10.0
Frameworks Version: 5.42.0
Operating System: Linux 4.15.2-2-ARCH x86_64
Distribution (Platform): Archlinux Packages

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

Pressed space to play the timeline.
It crashed a few seconds later when the cursor reached where I had a Fade to Black effect on Video 3.

The crash can be reproduced every time.

-- Backtrace:
Application: Kdenlive (kdenlive), signal: Segmentation fault
Using host libthread_db library "/usr/lib/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f5c3f157d80 (LWP 10179))]

Thread 29 (Thread 0x7f5b95bfc700 (LWP 10362)):
#0  0x00007f5c355d23bd in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f5c0d53636e in  () at /usr/lib/mlt/libmltsdl2.so
#2  0x00007f5c355cc08c in start_thread () at /usr/lib/libpthread.so.0
#3  0x00007f5c375b7e7f in clone () at /usr/lib/libc.so.6

Thread 28 (Thread 0x7f5bfbdff700 (LWP 10359)):
#0  0x00007f5c27b43633 in pa_pstream_unref () at /usr/lib/pulseaudio/libpulsecommon-11.1.so
#1  0x00007f5c27b43ba5 in  () at /usr/lib/pulseaudio/libpulsecommon-11.1.so
#2  0x00007f5c27b44440 in  () at /usr/lib/pulseaudio/libpulsecommon-11.1.so
#3  0x00007f5c2e6cdea8 in pa_mainloop_dispatch () at /usr/lib/libpulse.so.0
#4  0x00007f5c2e6ce280 in pa_mainloop_iterate () at /usr/lib/libpulse.so.0
#5  0x00007f5c0d2c97c7 in  () at /usr/lib/libSDL2-2.0.so.0
#6  0x00007f5c0d23f4d3 in  () at /usr/lib/libSDL2-2.0.so.0
#7  0x00007f5c0d28a3cf in  () at /usr/lib/libSDL2-2.0.so.0
#8  0x00007f5c0d2e323a in  () at /usr/lib/libSDL2-2.0.so.0
#9  0x00007f5c355cc08c in start_thread () at /usr/lib/libpthread.so.0
#10 0x00007f5c375b7e7f in clone () at /usr/lib/libc.so.6

Thread 27 (Thread 0x7f5b96ffd700 (LWP 10358)):
#0  0x00007f5c355d23bd in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f5c09d1162f in  () at /usr/lib/libavcodec.so.57
#2  0x00007f5c355cc08c in start_thread () at /usr/lib/libpthread.so.0
#3  0x00007f5c375b7e7f in clone () at /usr/lib/libc.so.6

Thread 26 (Thread 0x7f5b977fe700 (LWP 10357)):
#0  0x00007f5c355d23bd in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f5c09d1162f in  () at /usr/lib/libavcodec.so.57
#2  0x00007f5c355cc08c in start_thread () at /usr/lib/libpthread.so.0
#3  0x00007f5c375b7e7f in clone () at /usr/lib/libc.so.6

Thread 25 (Thread 0x7f5b97fff700 (LWP 10356)):
#0  0x00007f5c355d23bd in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f5c09d1162f in  () at /usr/lib/libavcodec.so.57
#2  0x00007f5c355cc08c in start_thread () at /usr/lib/libpthread.so.0
#3  0x00007f5c375b7e7f in clone () at /usr/lib/libc.so.6

Thread 24 (Thread 0x7f5b7f7fe700 (LWP 10355)):
#0  0x00007f5c355d23bd in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f5c09d1162f in  () at /usr/lib/libavcodec.so.57
#2  0x00007f5c355cc08c in start_thread () at /usr/lib/libpthread.so.0
#3  0x00007f5c375b7e7f in clone () at /usr/lib/libc.so.6

Thread 23 (Thread 0x7f5bcf75d700 (LWP 10354)):
#0  0x00007f5c355d23bd in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f5c09d1162f in  () at /usr/lib/libavcodec.so.57
#2  0x00007f5c355cc08c in start_thread () at /usr/lib/libpthread.so.0
#3  0x00007f5c375b7e7f in clone () at /usr/lib/libc.so.6

Thread 22 (Thread 0x7f5bbcf19700 (LWP 10353)):
[KCrash Handler]
#5  0x00007f5c151101f4 in MltInput::set_pixel_data(unsigned char const*) () at /usr/lib/mlt/libmltopengl.so
#6  0x00007f5c15107d87 in  () at /usr/lib/mlt/libmltopengl.so
#7  0x00007f5c15108600 in  () at /usr/lib/mlt/libmltopengl.so
#8  0x00007f5c15108e21 in  () at /usr/lib/mlt/libmltopengl.so
#9  0x00007f5c3e4041e3 in mlt_frame_get_image () at /usr/lib/libmlt.so.6
#10 0x00007f5c3e41a1ab in  () at /usr/lib/libmlt.so.6
#11 0x00007f5c3e404182 in mlt_frame_get_image () at /usr/lib/libmlt.so.6
#12 0x00007f5c3e4175ef in  () at /usr/lib/libmlt.so.6
#13 0x0000559b8f22e70e in  ()
#14 0x00007f5c37ffbb2d in  () at /usr/lib/libQt5Core.so.5
#15 0x00007f5c355cc08c in start_thread () at /usr/lib/libpthread.so.0
#16 0x00007f5c375b7e7f in clone () at /usr/lib/libc.so.6

Thread 21 (Thread 0x7f5bcef5c700 (LWP 10352)):
#0  0x00007f5c355d23bd in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f5c0d535ea7 in  () at /usr/lib/mlt/libmltsdl2.so
#2  0x00007f5c355cc08c in start_thread () at /usr/lib/libpthread.so.0
#3  0x00007f5c375b7e7f in clone () at /usr/lib/libc.so.6

Thread 20 (Thread 0x7f5bebfff700 (LWP 10351)):
#0  0x00007f5c375ada76 in ppoll () at /usr/lib/libc.so.6
#1  0x00007f5c2e6cdc53 in pa_mainloop_poll () at /usr/lib/libpulse.so.0
#2  0x00007f5c2e6ce271 in pa_mainloop_iterate () at /usr/lib/libpulse.so.0
#3  0x00007f5c2e6ce301 in pa_mainloop_run () at /usr/lib/libpulse.so.0
#4  0x00007f5c0d2c9930 in  () at /usr/lib/libSDL2-2.0.so.0
#5  0x00007f5c0d28a3cf in  () at /usr/lib/libSDL2-2.0.so.0
#6  0x00007f5c0d2e323a in  () at /usr/lib/libSDL2-2.0.so.0
#7  0x00007f5c355cc08c in start_thread () at /usr/lib/libpthread.so.0
#8  0x00007f5c375b7e7f in clone () at /usr/lib/libc.so.6

Thread 19 (Thread 0x7f5b7ffff700 (LWP 10207)):
#0  0x00007f5c355d26fd in pthread_cond_timedwait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f5c37ffcec1 in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/libQt5Core.so.5
#2  0x00007f5c37ff8d91 in  () at /usr/lib/libQt5Core.so.5
#3  0x00007f5c37ffbb2d in  () at /usr/lib/libQt5Core.so.5
#4  0x00007f5c355cc08c in start_thread () at /usr/lib/libpthread.so.0
#5  0x00007f5c375b7e7f in clone () at /usr/lib/libc.so.6

Thread 18 (Thread 0x7f5bbd7fa700 (LWP 10205)):
#0  0x00007f5c355d23bd in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f5c09d1162f in  () at /usr/lib/libavcodec.so.57
#2  0x00007f5c355cc08c in start_thread () at /usr/lib/libpthread.so.0
#3  0x00007f5c375b7e7f in clone () at /usr/lib/libc.so.6

Thread 17 (Thread 0x7f5bbdffb700 (LWP 10204)):
#0  0x00007f5c355d23bd in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f5c09d1162f in  () at /usr/lib/libavcodec.so.57
#2  0x00007f5c355cc08c in start_thread () at /usr/lib/libpthread.so.0
#3  0x00007f5c375b7e7f in clone () at /usr/lib/libc.so.6

Thread 16 (Thread 0x7f5bbe7fc700 (LWP 10203)):
#0  0x00007f5c355d23bd in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f5c09d1162f in  () at /usr/lib/libavcodec.so.57
#2  0x00007f5c355cc08c in start_thread () at /usr/lib/libpthread.so.0
#3  0x00007f5c375b7e7f in clone () at /usr/lib/libc.so.6

Thread 15 (Thread 0x7f5bbeffd700 (LWP 10202)):
#0  0x00007f5c355d23bd in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f5c09d1162f in  () at /usr/lib/libavcodec.so.57
#2  0x00007f5c355cc08c in start_thread () at /usr/lib/libpthread.so.0
#3  0x00007f5c375b7e7f in clone () at /usr/lib/libc.so.6

Thread 14 (Thread 0x7f5bbf7fe700 (LWP 10201)):
#0  0x00007f5c355d23bd in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f5c09d1162f in  () at /usr/lib/libavcodec.so.57
#2  0x00007f5c355cc08c in start_thread () at /usr/lib/libpthread.so.0
#3  0x00007f5c375b7e7f in clone () at /usr/lib/libc.so.6

Thread 13 (Thread 0x7f5bbffff700 (LWP 10200)):
#0  0x00007f5c355d23bd in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f5c09d1162f in  () at /usr/lib/libavcodec.so.57
#2  0x00007f5c355cc08c in start_thread () at /usr/lib/libpthread.so.0
#3  0x00007f5c375b7e7f in clone () at /usr/lib/libc.so.6

Thread 12 (Thread 0x7f5bccc84700 (LWP 10199)):
#0  0x00007f5c355d23bd in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f5c09d1162f in  () at /usr/lib/libavcodec.so.57
#2  0x00007f5c355cc08c in start_thread () at /usr/lib/libpthread.so.0
#3  0x00007f5c375b7e7f in clone () at /usr/lib/libc.so.6

Thread 11 (Thread 0x7f5bcd485700 (LWP 10198)):
#0  0x00007f5c355d23bd in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f5c09d1162f in  () at /usr/lib/libavcodec.so.57
#2  0x00007f5c355cc08c in start_thread () at /usr/lib/libpthread.so.0
#3  0x00007f5c375b7e7f in clone () at /usr/lib/libc.so.6

Thread 10 (Thread 0x7f5bcdc86700 (LWP 10197)):
#0  0x00007f5c355d23bd in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f5c09d1162f in  () at /usr/lib/libavcodec.so.57
#2  0x00007f5c355cc08c in start_thread () at /usr/lib/libpthread.so.0
#3  0x00007f5c375b7e7f in clone () at /usr/lib/libc.so.6

Thread 9 (Thread 0x7f5bce487700 (LWP 10196)):
#0  0x00007f5c355d23bd in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f5c09d1162f in  () at /usr/lib/libavcodec.so.57
#2  0x00007f5c355cc08c in start_thread () at /usr/lib/libpthread.so.0
#3  0x00007f5c375b7e7f in clone () at /usr/lib/libc.so.6

Thread 8 (Thread 0x7f5bf8917700 (LWP 10190)):
#0  0x00007f5c375ad97b in poll () at /usr/lib/libc.so.6
#1  0x00007f5c2eb62ff3 in  () at /usr/lib/libglib-2.0.so.0
#2  0x00007f5c2eb6310e in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#3  0x00007f5c38244d24 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#4  0x00007f5c381e6e9b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#5  0x00007f5c37ff678e in QThread::exec() () at /usr/lib/libQt5Core.so.5
#6  0x00007f5c37ffbb2d in  () at /usr/lib/libQt5Core.so.5
#7  0x00007f5c355cc08c in start_thread () at /usr/lib/libpthread.so.0
#8  0x00007f5c375b7e7f in clone () at /usr/lib/libc.so.6

Thread 7 (Thread 0x7f5bf9118700 (LWP 10189)):
#0  0x00007f5c375ad97b in poll () at /usr/lib/libc.so.6
#1  0x00007f5c2eb62ff3 in  () at /usr/lib/libglib-2.0.so.0
#2  0x00007f5c2eb6310e in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#3  0x00007f5c38244d24 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#4  0x00007f5c381e6e9b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#5  0x00007f5c37ff678e in QThread::exec() () at /usr/lib/libQt5Core.so.5
#6  0x00007f5c37ffbb2d in  () at /usr/lib/libQt5Core.so.5
#7  0x00007f5c355cc08c in start_thread () at /usr/lib/libpthread.so.0
#8  0x00007f5c375b7e7f in clone () at /usr/lib/libc.so.6

Thread 6 (Thread 0x7f5bfaf8d700 (LWP 10187)):
#0  0x00007f5c3824337c in QTimerInfoList::timerWait(timespec&) () at /usr/lib/libQt5Core.so.5
#1  0x00007f5c38244a6f in  () at /usr/lib/libQt5Core.so.5
#2  0x00007f5c2eb62519 in g_main_context_prepare () at /usr/lib/libglib-2.0.so.0
#3  0x00007f5c2eb62f1e in  () at /usr/lib/libglib-2.0.so.0
#4  0x00007f5c2eb6310e in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#5  0x00007f5c38244d24 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#6  0x00007f5c381e6e9b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#7  0x00007f5c37ff678e in QThread::exec() () at /usr/lib/libQt5Core.so.5
#8  0x00007f5c394a7a19 in  () at /usr/lib/libQt5Qml.so.5
#9  0x00007f5c37ffbb2d in  () at /usr/lib/libQt5Core.so.5
#10 0x00007f5c355cc08c in start_thread () at /usr/lib/libpthread.so.0
#11 0x00007f5c375b7e7f in clone () at /usr/lib/libc.so.6

Thread 5 (Thread 0x7f5c010ae700 (LWP 10185)):
#0  0x00007f5c2eba9b94 in g_mutex_unlock () at /usr/lib/libglib-2.0.so.0
#1  0x00007f5c2eb63119 in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#2  0x00007f5c38244d24 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#3  0x00007f5c381e6e9b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#4  0x00007f5c37ff678e in QThread::exec() () at /usr/lib/libQt5Core.so.5
#5  0x00007f5c394a7a19 in  () at /usr/lib/libQt5Qml.so.5
#6  0x00007f5c37ffbb2d in  () at /usr/lib/libQt5Core.so.5
#7  0x00007f5c355cc08c in start_thread () at /usr/lib/libpthread.so.0
#8  0x00007f5c375b7e7f in clone () at /usr/lib/libc.so.6

Thread 4 (Thread 0x7f5c177dd700 (LWP 10184)):
#0  0x00007f5c2eb5fe8d in  () at /usr/lib/libglib-2.0.so.0
#1  0x00007f5c2eb6244b in g_main_context_prepare () at /usr/lib/libglib-2.0.so.0
#2  0x00007f5c2eb62f1e in  () at /usr/lib/libglib-2.0.so.0
#3  0x00007f5c2eb6310e in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#4  0x00007f5c38244d24 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#5  0x00007f5c381e6e9b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#6  0x00007f5c37ff678e in QThread::exec() () at /usr/lib/libQt5Core.so.5
#7  0x00007f5c3adfc416 in  () at /usr/lib/libQt5DBus.so.5
#8  0x00007f5c37ffbb2d in  () at /usr/lib/libQt5Core.so.5
#9  0x00007f5c355cc08c in start_thread () at /usr/lib/libpthread.so.0
#10 0x00007f5c375b7e7f in clone () at /usr/lib/libc.so.6

Thread 3 (Thread 0x7f5c2155a700 (LWP 10182)):
#0  0x00007f5c375ad97b in poll () at /usr/lib/libc.so.6
#1  0x00007f5c2e2878e0 in  () at /usr/lib/libxcb.so.1
#2  0x00007f5c2e289679 in xcb_wait_for_event () at /usr/lib/libxcb.so.1
#3  0x00007f5c23eef7aa in  () at /usr/lib/libQt5XcbQpa.so.5
#4  0x00007f5c37ffbb2d in  () at /usr/lib/libQt5Core.so.5
#5  0x00007f5c355cc08c in start_thread () at /usr/lib/libpthread.so.0
#6  0x00007f5c375b7e7f in clone () at /usr/lib/libc.so.6

Thread 2 (Thread 0x7f5c2513a700 (LWP 10181)):
#0  0x00007f5c355d23bd in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f5c37c785bd in __gthread_cond_wait (__mutex=<optimized out>, __cond=<optimized out>) at /build/gcc/src/gcc-build/x86_64-pc-linux-gnu/libstdc++-v3/include/x86_64-pc-linux-gnu/bits/gthr-default.h:864
#2  0x00007f5c37c785bd in std::condition_variable::wait(std::unique_lock<std::mutex>&) (this=<optimized out>, __lock=...) at /build/gcc/src/gcc/libstdc++-v3/src/c++11/condition_variable.cc:53
#3  0x00007f5c34650aa9 in  () at /usr/lib/libQt5WebKit.so.5
#4  0x00007f5c34650bf9 in  () at /usr/lib/libQt5WebKit.so.5
#5  0x00007f5c37c7eb9f in std::execute_native_thread_routine(void*) (__p=0x559b90ba01d0) at /build/gcc/src/gcc/libstdc++-v3/src/c++11/thread.cc:83
#6  0x00007f5c355cc08c in start_thread () at /usr/lib/libpthread.so.0
#7  0x00007f5c375b7e7f in clone () at /usr/lib/libc.so.6

Thread 1 (Thread 0x7f5c3f157d80 (LWP 10179)):
#0  0x00007f5c355d23bd in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f5c2e287b57 in  () at /usr/lib/libxcb.so.1
#2  0x00007f5c2e28939f in  () at /usr/lib/libxcb.so.1
#3  0x00007f5c2e2894b2 in xcb_wait_for_reply () at /usr/lib/libxcb.so.1
#4  0x00007f5c23eee66c in QXcbConnection::sync() () at /usr/lib/libQt5XcbQpa.so.5
#5  0x00007f5c23f10994 in  () at /usr/lib/libQt5XcbQpa.so.5
#6  0x00007f5c23f10a8c in  () at /usr/lib/libQt5XcbQpa.so.5
#7  0x00007f5c3890138c in QBackingStore::beginPaint(QRegion const&) () at /usr/lib/libQt5Gui.so.5
#8  0x00007f5c39fa058b in  () at /usr/lib/libQt5Widgets.so.5
#9  0x00007f5c39fa0a35 in  () at /usr/lib/libQt5Widgets.so.5
#10 0x00007f5c39fb8722 in QWidgetPrivate::syncBackingStore() () at /usr/lib/libQt5Widgets.so.5
#11 0x00007f5c39fd1149 in QWidget::event(QEvent*) () at /usr/lib/libQt5Widgets.so.5
#12 0x00007f5c3a0e9b41 in QMainWindow::event(QEvent*) () at /usr/lib/libQt5Widgets.so.5
#13 0x00007f5c3cfa145b in KMainWindow::event(QEvent*) () at /usr/lib/libKF5XmlGui.so.5
#14 0x00007f5c3cff29d6 in KXmlGuiWindow::event(QEvent*) () at /usr/lib/libKF5XmlGui.so.5
#15 0x00007f5c39f90ecc in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /usr/lib/libQt5Widgets.so.5
#16 0x00007f5c39f988a6 in QApplication::notify(QObject*, QEvent*) () at /usr/lib/libQt5Widgets.so.5
#17 0x00007f5c381e8850 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () at /usr/lib/libQt5Core.so.5
#18 0x00007f5c381eb4b6 in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) () at /usr/lib/libQt5Core.so.5
#19 0x00007f5c38245714 in  () at /usr/lib/libQt5Core.so.5
#20 0x00007f5c2eb62e38 in g_main_context_dispatch () at /usr/lib/libglib-2.0.so.0
#21 0x00007f5c2eb63081 in  () at /usr/lib/libglib-2.0.so.0
#22 0x00007f5c2eb6310e in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#23 0x00007f5c38244d01 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#24 0x00007f5c23f772e2 in  () at /usr/lib/libQt5XcbQpa.so.5
#25 0x00007f5c381e6e9b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#26 0x00007f5c381f0188 in QCoreApplication::exec() () at /usr/lib/libQt5Core.so.5
#27 0x0000559b8ef4f8a0 in  ()
#28 0x00007f5c374e2f4a in __libc_start_main () at /usr/lib/libc.so.6
#29 0x0000559b8ef500ba in _start ()

Reported using DrKonqi
Comment 1 emohr 2018-11-15 17:15:37 UTC
Please try with the actual Kdenlive AppImage version 18.08.3
Run the Appimage from the terminal (press CTRL + ALT + T). Move to the AppImage folder and run the .AppImage: ./Kdenlive*.AppImage
Comment 2 Justin Zobel 2020-12-17 05:38:57 UTC
Thank you for the crash report.

As it has been a while since this was reported, can you please test and confirm if this issue is still occurring or if this bug report can be marked as resolved.

I have set the bug status to "needsinfo" pending your response, please change back to "reported" or "resolved/worksforme" when you respond, thank you.
Comment 3 Vishal Biswas 2020-12-17 07:36:03 UTC
After trying again with a similar environment used for reporting this issue, I am not able to reproduce this again.
Fade out (with Fade to Black checked) works as expected. No crashes.