I have the same issue in Wayland.
Program received signal SIGSEGV, Segmentation fault.
doActivate<false> (sender=0x0, signal_index=9, argv=0x7fffffffb1f0) at
kernel/qobject.cpp:3768
3768 kernel/qobject.cpp: No such file or directory.
(gdb) bt
#0 doActivate<false>(QObject*, int, void**) (sender=0x0, signal_index=9,
argv=0x7fffffffb1f0)
at kernel/qobject.cpp:3768
#1 0x00007fffeb9745a6 in QGuiApplication::screenAdded(QScreen*) () at
/lib/x86_64-linux-gnu/libQt5Gui.so.5
#2 0x00007fffde7464f8 in
QtWaylandClient::QWaylandDisplay::handleScreenInitialized(QtWaylandClient::QWaylandScreen*)
() at /lib/x86_64-linux-gnu/libQt5WaylandClient.so.5
#3 0x00007fffde74fa07 in QtWaylandClient::QWaylandScreen::maybeInitialize() ()
at /lib/x86_64-linux-gnu/libQt5WaylandClient.so.5
#4 0x00007fffea120249 in () at /lib/x86_64-linux-gnu/libffi.so.8
#5 0x00007fffea11f639 in () at /lib/x86_64-linux-gnu/libffi.so.8
#6 0x00007fffde6c4502 in () at /lib/x86_64-linux-gnu/libwayland-client.so.0
#7 0x00007fffde6c0aea in () at /lib/x86_64-linux-gnu/libwayland-client.so.0
#8 0x00007fffde6c21dc in wl_display_dispatch_queue_pending () at
/lib/x86_64-linux-gnu/libwayland-client.so.0
#9 0x00007fffde746145 in QtWaylandClient::QWaylandDisplay::forceRoundTrip() ()
at /lib/x86_64-linux-gnu/libQt5WaylandClient.so.5
#10 0x00007fffde746c94 in
QtWaylandClient::QWaylandDisplay::registry_global(unsigned int, QString const&,
unsigned int) () at /lib/x86_64-linux-gnu/libQt5WaylandClient.so.5
#11 0x00007fffde767cce in QtWayland::wl_registry::handle_global(void*,
wl_registry*, unsigned int, char const*, unsigned int) () at
/lib/x86_64-linux-gnu/libQt5WaylandClient.so.5
#12 0x00007fffea120249 in () at /lib/x86_64-linux-gnu/libffi.so.8
#13 0x00007fffea11f639 in () at /lib/x86_64-linux-gnu/libffi.so.8
#14 0x00007fffde6c4502 in () at /lib/x86_64-linux-gnu/libwayland-client.so.0
#15 0x00007fffde6c0aea in () at /lib/x86_64-linux-gnu/libwayland-client.so.0
#16 0x00007fffde6c21dc in wl_display_dispatch_queue_pending () at
/lib/x86_64-linux-gnu/libwayland-client.so.0
#17 0x00007fffde746145 in QtWaylandClient::QWaylandDisplay::forceRoundTrip() ()
at /lib/x86_64-linux-gnu/libQt5WaylandClient.so.5
#18 0x00007fffde7463fa in
QtWaylandClient::QWaylandDisplay::QWaylandDisplay(QtWaylandClient::QWaylandIntegration*)
() at /lib/x86_64-linux-gnu/libQt5WaylandClient.so.5
#19 0x00007fffde73984f in
QtWaylandClient::QWaylandIntegration::QWaylandIntegration() ()
at /lib/x86_64-linux-gnu/libQt5WaylandClient.so.5
#20 0x00007ffff7fbd53b in () at
/usr/lib/x86_64-linux-gnu/qt5/plugins/platforms/libqwayland-generic.so
#21 0x00007fffeb9789fc in QGuiApplicationPrivate::createPlatformIntegration() ()
at /lib/x86_64-linux-gnu/libQt5Gui.so.5
#22 0x00007fffeb979e88 in QGuiApplicationPrivate::createEventDispatcher() () at
/lib/x86_64-linux-gnu/libQt5Gui.so.5
#23 0x00007fffeafaee46 in QCoreApplicationPrivate::init() (this=<optimized
out>) at kernel/qcoreapplication.cpp:834
#24 0x00007fffeb97ce02 in QGuiApplicationPrivate::init() () at
/lib/x86_64-linux-gnu/libQt5Gui.so.5
#25 0x00007fffef318fed in QApplicationPrivate::init() () at
/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#26 0x000055555571c68b in
SharedTools::QtSingleApplication::QtSingleApplication(QString const&, int&,
char**)
(this=0x7fffffffd5b0, appId=..., argc=<optimized out>, argv=<optimized
out>, this=<optimized out>, appId=<optimized out>, argc=<optimized out>,
argv=<optimized out>)
at ./src/3rdparty/qtsingleapplication/qtsingleapplication.cpp:56
#27 0x000055555563d30c in OCC::Application::Application(int&, char**)
(this=0x7fffffffd5b0, argc=@0x7fffffffd55c: 1, argv=0x7fffffffd7b8,
this=<optimized out>, argc=<optimized out>, argv=<optimized out>) at
./src/gui/application.cpp:116
#28 0x00005555556093c7 in main(int, char**) (argc=<optimized out>,
argv=0x7fffffffd7b8) at ./src/gui/main.cpp:80
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https://bugs.launchpad.net/bugs/1923053
Title:
nextcloud crashed with SIGSEGV.
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