Bug 384594

Summary: [refactoring_timeline] - Segfault after canceling import of deleted source files
Product: [Applications] kdenlive Reporter: Paul Konecny <paul>
Component: User Interface & MiscellaneousAssignee: Unassigned bugs mailing-list <unassigned-bugs>
Status: RESOLVED NOT A BUG    
Severity: crash CC: jb
Priority: NOR Keywords: drkonqi
Version: Appimage - Refactoring   
Target Milestone: ---   
Platform: Compiled Sources   
OS: Linux   
Latest Commit: Version Fixed In:
Sentry Crash Report:

Description Paul Konecny 2017-09-11 13:10:11 UTC 
Application: kdenlive (17.11.70)
 (Compiled from sources)
Qt Version: 5.9.1
Frameworks Version: 5.38.0
Operating System: Linux 4.12.12-1-ARCH x86_64
Distribution (Platform): Archlinux Packages

-- Information about the crash:
- What I was doing when the application crashed:
When trying to open a project which source files were deleted I clicked cancel on the import error message. On clicking cancel kdenlive segfaulted.
Movit 1.5.3
MLT latest git as of today. 
Kdenlive latest git as of today.

-- Backtrace:
Application: Kdenlive (kdenlive), signal: Segmentation fault
Using host libthread_db library "/usr/lib/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f056022dd80 (LWP 24900))]

Thread 26 (Thread 0x7f04ad8e1700 (LWP 24946)):
#0  0x00007fffe2dbcc3c in clock_gettime ()
#1  0x00007f05585a3a66 in clock_gettime () at /usr/lib/libc.so.6
#2  0x00007f0559213972 in  () at /usr/lib/libQt5Core.so.5
#3  0x00007f055921210a in QTimerInfoList::updateCurrentTime() () at /usr/lib/libQt5Core.so.5
#4  0x00007f05592126e6 in QTimerInfoList::timerWait(timespec&) () at /usr/lib/libQt5Core.so.5
#5  0x00007f0559213dcf in  () at /usr/lib/libQt5Core.so.5
#6  0x00007f054fbbf148 in g_main_context_prepare () at /usr/lib/libglib-2.0.so.0
#7  0x00007f054fbbfb3b in  () at /usr/lib/libglib-2.0.so.0
#8  0x00007f054fbbfd1c in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#9  0x00007f0559214084 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#10 0x00007f05591b7ffb in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#11 0x00007f0558fd140e in QThread::exec() () at /usr/lib/libQt5Core.so.5
#12 0x00007f0558fd615b in  () at /usr/lib/libQt5Core.so.5
#13 0x00007f055523308a in start_thread () at /usr/lib/libpthread.so.0
#14 0x00007f05585961bf in clone () at /usr/lib/libc.so.6

Thread 25 (Thread 0x7f04ae0e2700 (LWP 24945)):
#0  0x00007f055858bcbb in poll () at /usr/lib/libc.so.6
#1  0x00007f054fbbfc09 in  () at /usr/lib/libglib-2.0.so.0
#2  0x00007f054fbbfd1c in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#3  0x00007f0559214084 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#4  0x00007f05591b7ffb in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#5  0x00007f0558fd140e in QThread::exec() () at /usr/lib/libQt5Core.so.5
#6  0x00007f0558fd615b in  () at /usr/lib/libQt5Core.so.5
#7  0x00007f055523308a in start_thread () at /usr/lib/libpthread.so.0
#8  0x00007f05585961bf in clone () at /usr/lib/libc.so.6

Thread 24 (Thread 0x7f04ae8e3700 (LWP 24944)):
#0  0x00007f055523938d in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f053aaacd9c in  () at /usr/lib/xorg/modules/dri/radeonsi_dri.so
#2  0x00007f053aaacca8 in  () at /usr/lib/xorg/modules/dri/radeonsi_dri.so
#3  0x00007f055523308a in start_thread () at /usr/lib/libpthread.so.0
#4  0x00007f05585961bf in clone () at /usr/lib/libc.so.6

Thread 23 (Thread 0x7f04affff700 (LWP 24934)):
#0  0x00007f055523938d in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f053aaacd9c in  () at /usr/lib/xorg/modules/dri/radeonsi_dri.so
#2  0x00007f053aaacca8 in  () at /usr/lib/xorg/modules/dri/radeonsi_dri.so
#3  0x00007f055523308a in start_thread () at /usr/lib/libpthread.so.0
#4  0x00007f05585961bf in clone () at /usr/lib/libc.so.6

Thread 22 (Thread 0x7f04c8bee700 (LWP 24932)):
#0  0x00007f055523938d in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f053aaacd9c in  () at /usr/lib/xorg/modules/dri/radeonsi_dri.so
#2  0x00007f053aaacca8 in  () at /usr/lib/xorg/modules/dri/radeonsi_dri.so
#3  0x00007f055523308a in start_thread () at /usr/lib/libpthread.so.0
#4  0x00007f05585961bf in clone () at /usr/lib/libc.so.6

Thread 21 (Thread 0x7f04c9f24700 (LWP 24930)):
#0  0x00007f055523938d in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f053aaacd9c in  () at /usr/lib/xorg/modules/dri/radeonsi_dri.so
#2  0x00007f053aaacca8 in  () at /usr/lib/xorg/modules/dri/radeonsi_dri.so
#3  0x00007f055523308a in start_thread () at /usr/lib/libpthread.so.0
#4  0x00007f05585961bf in clone () at /usr/lib/libc.so.6

Thread 20 (Thread 0x7f04c9723700 (LWP 24929)):
#0  0x00007f055523938d in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f053aaacd9c in  () at /usr/lib/xorg/modules/dri/radeonsi_dri.so
#2  0x00007f053aaacca8 in  () at /usr/lib/xorg/modules/dri/radeonsi_dri.so
#3  0x00007f055523308a in start_thread () at /usr/lib/libpthread.so.0
#4  0x00007f05585961bf in clone () at /usr/lib/libc.so.6

Thread 19 (Thread 0x7f04ca772700 (LWP 24927)):
#0  0x00007f055858bcbb in poll () at /usr/lib/libc.so.6
#1  0x00007f054fbbfc09 in  () at /usr/lib/libglib-2.0.so.0
#2  0x00007f054fbbfd1c in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#3  0x00007f0559214084 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#4  0x00007f05591b7ffb in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#5  0x00007f0558fd140e in QThread::exec() () at /usr/lib/libQt5Core.so.5
#6  0x00007f055a83c96b in  () at /usr/lib/libQt5Quick.so.5
#7  0x00007f0558fd615b in  () at /usr/lib/libQt5Core.so.5
#8  0x00007f055523308a in start_thread () at /usr/lib/libpthread.so.0
#9  0x00007f05585961bf in clone () at /usr/lib/libc.so.6

Thread 18 (Thread 0x7f04cb7fe700 (LWP 24926)):
#0  0x00007f05585877d8 in read () at /usr/lib/libc.so.6
#1  0x00007f054fc03730 in  () at /usr/lib/libglib-2.0.so.0
#2  0x00007f054fbbf6eb in g_main_context_check () at /usr/lib/libglib-2.0.so.0
#3  0x00007f054fbbfbb0 in  () at /usr/lib/libglib-2.0.so.0
#4  0x00007f054fbbfd1c in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#5  0x00007f0559214084 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#6  0x00007f05591b7ffb in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#7  0x00007f0558fd140e in QThread::exec() () at /usr/lib/libQt5Core.so.5
#8  0x00007f055a3fc3d9 in  () at /usr/lib/libQt5Qml.so.5
#9  0x00007f0558fd615b in  () at /usr/lib/libQt5Core.so.5
#10 0x00007f055523308a in start_thread () at /usr/lib/libpthread.so.0
#11 0x00007f05585961bf in clone () at /usr/lib/libc.so.6

Thread 17 (Thread 0x7f04cbfff700 (LWP 24925)):
#0  0x00007f0559213dc9 in  () at /usr/lib/libQt5Core.so.5
#1  0x00007f054fbbf148 in g_main_context_prepare () at /usr/lib/libglib-2.0.so.0
#2  0x00007f054fbbfb3b in  () at /usr/lib/libglib-2.0.so.0
#3  0x00007f054fbbfd1c in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#4  0x00007f0559214084 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#5  0x00007f05591b7ffb in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#6  0x00007f0558fd140e in QThread::exec() () at /usr/lib/libQt5Core.so.5
#7  0x00007f055a83c96b in  () at /usr/lib/libQt5Quick.so.5
#8  0x00007f0558fd615b in  () at /usr/lib/libQt5Core.so.5
#9  0x00007f055523308a in start_thread () at /usr/lib/libpthread.so.0
#10 0x00007f05585961bf in clone () at /usr/lib/libc.so.6

Thread 16 (Thread 0x7f04d1e65700 (LWP 24922)):
#0  0x00007f055858bcbb in poll () at /usr/lib/libc.so.6
#1  0x00007f054fbbfc09 in  () at /usr/lib/libglib-2.0.so.0
#2  0x00007f054fbbfd1c in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#3  0x00007f0559214084 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#4  0x00007f05591b7ffb in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#5  0x00007f0558fd140e in QThread::exec() () at /usr/lib/libQt5Core.so.5
#6  0x00007f055a3fc3d9 in  () at /usr/lib/libQt5Qml.so.5
#7  0x00007f0558fd615b in  () at /usr/lib/libQt5Core.so.5
#8  0x00007f055523308a in start_thread () at /usr/lib/libpthread.so.0
#9  0x00007f05585961bf in clone () at /usr/lib/libc.so.6

Thread 15 (Thread 0x7f04d37ff700 (LWP 24921)):
#0  0x00007f054fc04a69 in g_mutex_lock () at /usr/lib/libglib-2.0.so.0
#1  0x00007f054fbbf331 in g_main_context_query () at /usr/lib/libglib-2.0.so.0
#2  0x00007f054fbbfb87 in  () at /usr/lib/libglib-2.0.so.0
#3  0x00007f054fbbfd1c in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#4  0x00007f0559214084 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#5  0x00007f05591b7ffb in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#6  0x00007f0558fd140e in QThread::exec() () at /usr/lib/libQt5Core.so.5
#7  0x00007f055a3fc3d9 in  () at /usr/lib/libQt5Qml.so.5
#8  0x00007f0558fd615b in  () at /usr/lib/libQt5Core.so.5
#9  0x00007f055523308a in start_thread () at /usr/lib/libpthread.so.0
#10 0x00007f05585961bf in clone () at /usr/lib/libc.so.6

Thread 14 (Thread 0x7f04e10b0700 (LWP 24920)):
#0  0x00007f054fc04a84 in g_mutex_unlock () at /usr/lib/libglib-2.0.so.0
#1  0x00007f054fbbead7 in g_main_context_acquire () at /usr/lib/libglib-2.0.so.0
#2  0x00007f054fbbfac5 in  () at /usr/lib/libglib-2.0.so.0
#3  0x00007f054fbbfd1c in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#4  0x00007f0559214084 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#5  0x00007f05591b7ffb in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#6  0x00007f0558fd140e in QThread::exec() () at /usr/lib/libQt5Core.so.5
#7  0x00007f055a3fc3d9 in  () at /usr/lib/libQt5Qml.so.5
#8  0x00007f0558fd615b in  () at /usr/lib/libQt5Core.so.5
#9  0x00007f055523308a in start_thread () at /usr/lib/libpthread.so.0
#10 0x00007f05585961bf in clone () at /usr/lib/libc.so.6

Thread 13 (Thread 0x7f04e3120700 (LWP 24918)):
#0  0x00007f054fc04a69 in g_mutex_lock () at /usr/lib/libglib-2.0.so.0
#1  0x00007f054fbbf61c in g_main_context_check () at /usr/lib/libglib-2.0.so.0
#2  0x00007f054fbbfbb0 in  () at /usr/lib/libglib-2.0.so.0
#3  0x00007f054fbbfd1c in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#4  0x00007f0559214084 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#5  0x00007f05591b7ffb in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#6  0x00007f0558fd140e in QThread::exec() () at /usr/lib/libQt5Core.so.5
#7  0x00007f055a3fc3d9 in  () at /usr/lib/libQt5Qml.so.5
#8  0x00007f0558fd615b in  () at /usr/lib/libQt5Core.so.5
#9  0x00007f055523308a in start_thread () at /usr/lib/libpthread.so.0
#10 0x00007f05585961bf in clone () at /usr/lib/libc.so.6

Thread 12 (Thread 0x7f04ed71f700 (LWP 24914)):
#0  0x00007f055858bcbb in poll () at /usr/lib/libc.so.6
#1  0x00007f04f3cffd31 in  () at /usr/lib/libusb-1.0.so.0
#2  0x00007f055523308a in start_thread () at /usr/lib/libpthread.so.0
#3  0x00007f05585961bf in clone () at /usr/lib/libc.so.6

Thread 11 (Thread 0x7f052d5f0700 (LWP 24913)):
#0  0x00007f055858bcbb in poll () at /usr/lib/libc.so.6
#1  0x00007f054fbbfc09 in  () at /usr/lib/libglib-2.0.so.0
#2  0x00007f054fbbfd1c in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#3  0x00007f0559214084 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#4  0x00007f05591b7ffb in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#5  0x00007f0558fd140e in QThread::exec() () at /usr/lib/libQt5Core.so.5
#6  0x00007f055c7ad396 in  () at /usr/lib/libQt5DBus.so.5
#7  0x00007f0558fd615b in  () at /usr/lib/libQt5Core.so.5
#8  0x00007f055523308a in start_thread () at /usr/lib/libpthread.so.0
#9  0x00007f05585961bf in clone () at /usr/lib/libc.so.6

Thread 10 (Thread 0x7f052dffb700 (LWP 24912)):
#0  0x00007f055523938d in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f053aaacd9c in  () at /usr/lib/xorg/modules/dri/radeonsi_dri.so
#2  0x00007f053aaacca8 in  () at /usr/lib/xorg/modules/dri/radeonsi_dri.so
#3  0x00007f055523308a in start_thread () at /usr/lib/libpthread.so.0
#4  0x00007f05585961bf in clone () at /usr/lib/libc.so.6

Thread 9 (Thread 0x7f052e7fc700 (LWP 24911)):
#0  0x00007f055523938d in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f053aaacd9c in  () at /usr/lib/xorg/modules/dri/radeonsi_dri.so
#2  0x00007f053aaacca8 in  () at /usr/lib/xorg/modules/dri/radeonsi_dri.so
#3  0x00007f055523308a in start_thread () at /usr/lib/libpthread.so.0
#4  0x00007f05585961bf in clone () at /usr/lib/libc.so.6

Thread 8 (Thread 0x7f052effd700 (LWP 24910)):
#0  0x00007f055523938d in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f053aaacd9c in  () at /usr/lib/xorg/modules/dri/radeonsi_dri.so
#2  0x00007f053aaacca8 in  () at /usr/lib/xorg/modules/dri/radeonsi_dri.so
#3  0x00007f055523308a in start_thread () at /usr/lib/libpthread.so.0
#4  0x00007f05585961bf in clone () at /usr/lib/libc.so.6

Thread 7 (Thread 0x7f052f7fe700 (LWP 24909)):
#0  0x00007f055523938d in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f053aaacd9c in  () at /usr/lib/xorg/modules/dri/radeonsi_dri.so
#2  0x00007f053aaacca8 in  () at /usr/lib/xorg/modules/dri/radeonsi_dri.so
#3  0x00007f055523308a in start_thread () at /usr/lib/libpthread.so.0
#4  0x00007f05585961bf in clone () at /usr/lib/libc.so.6

Thread 6 (Thread 0x7f052ffff700 (LWP 24908)):
#0  0x00007f055523938d in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f053aaacd9c in  () at /usr/lib/xorg/modules/dri/radeonsi_dri.so
#2  0x00007f053aaacca8 in  () at /usr/lib/xorg/modules/dri/radeonsi_dri.so
#3  0x00007f055523308a in start_thread () at /usr/lib/libpthread.so.0
#4  0x00007f05585961bf in clone () at /usr/lib/libc.so.6

Thread 5 (Thread 0x7f0534c8c700 (LWP 24907)):
#0  0x00007f055523938d in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f053aaacd9c in  () at /usr/lib/xorg/modules/dri/radeonsi_dri.so
#2  0x00007f053aaacca8 in  () at /usr/lib/xorg/modules/dri/radeonsi_dri.so
#3  0x00007f055523308a in start_thread () at /usr/lib/libpthread.so.0
#4  0x00007f05585961bf in clone () at /usr/lib/libc.so.6

Thread 4 (Thread 0x7f0535692700 (LWP 24906)):
#0  0x00007f055523938d in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f053aaacd9c in  () at /usr/lib/xorg/modules/dri/radeonsi_dri.so
#2  0x00007f053aaacca8 in  () at /usr/lib/xorg/modules/dri/radeonsi_dri.so
#3  0x00007f055523308a in start_thread () at /usr/lib/libpthread.so.0
#4  0x00007f05585961bf in clone () at /usr/lib/libc.so.6

Thread 3 (Thread 0x7f05366d1700 (LWP 24905)):
#0  0x00007f055523938d in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f053aaacd9c in  () at /usr/lib/xorg/modules/dri/radeonsi_dri.so
#2  0x00007f053aaacca8 in  () at /usr/lib/xorg/modules/dri/radeonsi_dri.so
#3  0x00007f055523308a in start_thread () at /usr/lib/libpthread.so.0
#4  0x00007f05585961bf in clone () at /usr/lib/libc.so.6

Thread 2 (Thread 0x7f0545e11700 (LWP 24901)):
#0  0x00007f055523938d in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f0558c5648d in __gthread_cond_wait (__mutex=<optimized out>, __cond=<optimized out>) at /build/gcc-multilib/src/gcc-build/x86_64-pc-linux-gnu/libstdc++-v3/include/x86_64-pc-linux-gnu/bits/gthr-default.h:864
#2  0x00007f0558c5648d in std::condition_variable::wait(std::unique_lock<std::mutex>&) (this=<optimized out>, __lock=...) at /build/gcc-multilib/src/gcc/libstdc++-v3/src/c++11/condition_variable.cc:53
#3  0x00007f05540d33f7 in  () at /usr/lib/libQt5WebKit.so.5
#4  0x00007f05540d3539 in  () at /usr/lib/libQt5WebKit.so.5
#5  0x00007f0558c5ca6f in std::execute_native_thread_routine(void*) (__p=0x562210ed91d0) at /build/gcc-multilib/src/gcc/libstdc++-v3/src/c++11/thread.cc:83
#6  0x00007f055523308a in start_thread () at /usr/lib/libpthread.so.0
#7  0x00007f05585961bf in clone () at /usr/lib/libc.so.6

Thread 1 (Thread 0x7f056022dd80 (LWP 24900)):
[KCrash Handler]
#5  0x000056220f909839 in PreviewManager::buildPreviewTrack() (this=0x0) at /home/paul/rebuild/4/src/kdenlive/src/timeline2/view/previewmanager.cpp:112
#6  0x000056220f913b23 in TimelineController::loadPreview(QString, QString, QDateTime const&, int) (this=0x562212098840, chunks=..., dirty=..., documentDate=..., enable=0) at /home/paul/rebuild/4/src/kdenlive/src/timeline2/view/timelinecontroller.cpp:893
#7  0x000056220f8a7b8f in ProjectManager::doOpenFile(QUrl const&, KAutoSaveFile*) (this=this@entry=0x5622113ddd00, url=..., stale=<optimized out>, stale@entry=0x0) at /home/paul/rebuild/4/src/kdenlive/src/project/projectmanager.cpp:573
#8  0x000056220f8aad5c in ProjectManager::openFile(QUrl const&) (this=0x5622113ddd00, url=...) at /home/paul/rebuild/4/src/kdenlive/src/project/projectmanager.cpp:503
#9  0x000056220f674d41 in ProjectManager::qt_static_metacall(QObject*, QMetaObject::Call, int, void**) (_o=0x5622113ddd00, _id=<optimized out>, _a=0x7fffe2c40e90, _c=<optimized out>) at /home/paul/rebuild/4/src/build/src/kdenliveLib_autogen/QV7S676PVK/moc_projectmanager.cpp:209
#10 0x00007f05591e9786 in QMetaObject::activate(QObject*, int, int, void**) () at /usr/lib/libQt5Core.so.5
#11 0x00007f055d6a8a53 in KRecentFilesAction::urlSelected(QUrl const&) () at /usr/lib/libKF5ConfigWidgets.so.5
#12 0x00007f055d6a96bb in  () at /usr/lib/libKF5ConfigWidgets.so.5
#13 0x00007f05591e9786 in QMetaObject::activate(QObject*, int, int, void**) () at /usr/lib/libQt5Core.so.5
#14 0x00007f055d3b5830 in KSelectAction::triggered(QAction*) () at /usr/lib/libKF5WidgetsAddons.so.5
#15 0x00007f055d3b5c9c in KSelectAction::actionTriggered(QAction*) () at /usr/lib/libKF5WidgetsAddons.so.5
#16 0x00007f05591e98af in QMetaObject::activate(QObject*, int, int, void**) () at /usr/lib/libQt5Core.so.5
#17 0x00007f055aeb3fa0 in QActionGroup::triggered(QAction*) () at /usr/lib/libQt5Widgets.so.5
#18 0x00007f055aeb4aa9 in  () at /usr/lib/libQt5Widgets.so.5
#19 0x00007f05591e9786 in QMetaObject::activate(QObject*, int, int, void**) () at /usr/lib/libQt5Core.so.5
#20 0x00007f055aeb0543 in QAction::triggered(bool) () at /usr/lib/libQt5Widgets.so.5
#21 0x00007f055aeb2d66 in QAction::activate(QAction::ActionEvent) () at /usr/lib/libQt5Widgets.so.5
#22 0x00007f055b012515 in  () at /usr/lib/libQt5Widgets.so.5
#23 0x00007f055b019a5c in  () at /usr/lib/libQt5Widgets.so.5
#24 0x00007f055b01a8c4 in QMenu::mouseReleaseEvent(QMouseEvent*) () at /usr/lib/libQt5Widgets.so.5
#25 0x00007f055aef8d68 in QWidget::event(QEvent*) () at /usr/lib/libQt5Widgets.so.5
#26 0x00007f055b01cb54 in QMenu::event(QEvent*) () at /usr/lib/libQt5Widgets.so.5
#27 0x00007f055aeb6e4c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /usr/lib/libQt5Widgets.so.5
#28 0x00007f055aebeea1 in QApplication::notify(QObject*, QEvent*) () at /usr/lib/libQt5Widgets.so.5
#29 0x00007f05591b9bd0 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () at /usr/lib/libQt5Core.so.5
#30 0x00007f055aebde2a in QApplicationPrivate::sendMouseEvent(QWidget*, QMouseEvent*, QWidget*, QWidget*, QWidget**, QPointer<QWidget>&, bool) () at /usr/lib/libQt5Widgets.so.5
#31 0x00007f055af13c82 in  () at /usr/lib/libQt5Widgets.so.5
#32 0x00007f055af16691 in  () at /usr/lib/libQt5Widgets.so.5
#33 0x00007f055aeb6e4c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /usr/lib/libQt5Widgets.so.5
#34 0x00007f055aebe926 in QApplication::notify(QObject*, QEvent*) () at /usr/lib/libQt5Widgets.so.5
#35 0x00007f05591b9bd0 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () at /usr/lib/libQt5Core.so.5
#36 0x00007f055971c1e4 in QGuiApplicationPrivate::processMouseEvent(QWindowSystemInterfacePrivate::MouseEvent*) () at /usr/lib/libQt5Gui.so.5
#37 0x00007f055971dd46 in QGuiApplicationPrivate::processWindowSystemEvent(QWindowSystemInterfacePrivate::WindowSystemEvent*) () at /usr/lib/libQt5Gui.so.5
#38 0x00007f05596f54ac in QWindowSystemInterface::sendWindowSystemEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Gui.so.5
#39 0x00007f0544da7cc1 in  () at /usr/lib/libQt5XcbQpa.so.5
#40 0x00007f054fbbfa57 in g_main_context_dispatch () at /usr/lib/libglib-2.0.so.0
#41 0x00007f054fbbfc88 in  () at /usr/lib/libglib-2.0.so.0
#42 0x00007f054fbbfd1c in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#43 0x00007f0559214061 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#44 0x00007f05591b7ffb in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#45 0x00007f05591c1048 in QCoreApplication::exec() () at /usr/lib/libQt5Core.so.5
#46 0x000056220f64a5ef in main(int, char**) (argc=<optimized out>, argv=<optimized out>) at /home/paul/rebuild/4/src/kdenlive/src/main.cpp:157

Reported using DrKonqi
Comment 1 Christoph Feck 2017-11-29 18:00:16 UTC 
Reported as bug 386705.