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
I have the same issue in Wayland.
Program received signal SIGSEGV, Segmentation fault. b1f0) at kernel/ qobject. cpp:3768 false>( QObject* , int, void**) (sender=0x0, signal_index=9, argv=0x7fffffff b1f0) qobject. cpp:3768 ::screenAdded( QScreen* ) () at /lib/x86_ 64-linux- gnu/libQt5Gui. so.5 ::QWaylandDispl ay::handleScree nInitialized( QtWaylandClient ::QWaylandScree n*) () at /lib/x86_ 64-linux- gnu/libQt5Wayla ndClient. so.5 ::QWaylandScree n::maybeInitial ize() () 64-linux- gnu/libQt5Wayla ndClient. so.5 64-linux- gnu/libffi. so.8 64-linux- gnu/libffi. so.8 64-linux- gnu/libwayland- client. so.0 64-linux- gnu/libwayland- client. so.0 dispatch_ queue_pending () at /lib/x86_ 64-linux- gnu/libwayland- client. so.0 ::QWaylandDispl ay::forceRoundT rip() () 64-linux- gnu/libQt5Wayla ndClient. so.5 ::QWaylandDispl ay::registry_ global( unsigned int, QString const&, unsigned int) () at /lib/x86_ 64-linux- gnu/libQt5Wayla ndClient. so.5 :wl_registry: :handle_ global( void*, wl_registry*, unsigned int, char const*, unsigned int) () at /lib/x86_ 64-linux- gnu/libQt5Wayla ndClient. so.5 64-linux- gnu/libffi. so.8 64-linux- gnu/libffi. so.8 64-linux- gnu/libwayland- client. so.0 64-linux- gnu/libwayland- client. so.0 dispatch_ queue_pending () at /lib/x86_ 64-linux- gnu/libwayland- client. so.0 ::QWaylandDispl ay::forceRoundT rip() () 64-linux- gnu/libQt5Wayla ndClient. so.5 ::QWaylandDispl ay::QWaylandDis play(QtWaylandC lient:: QWaylandIntegra tion*) 64-linux- gnu/libQt5Wayla ndClient. so.5 ::QWaylandInteg ration: :QWaylandIntegr ation() () 64-linux- gnu/libQt5Wayla ndClient. so.5 x86_64- linux-gnu/ qt5/plugins/ platforms/ libqwayland- generic. so Private: :createPlatform Integration( ) () 64-linux- gnu/libQt5Gui. so.5 Private: :createEventDis patcher( ) () at /lib/x86_ 64-linux- gnu/libQt5Gui. so.5 nPrivate: :init() (this=<optimized out>) at kernel/ qcoreapplicatio n.cpp:834 Private: :init() () at /lib/x86_ 64-linux- gnu/libQt5Gui. so.5 vate::init( ) () at /lib/x86_ 64-linux- gnu/libQt5Widge ts.so.5 :QtSingleApplic ation:: QtSingleApplica tion(QString const&, int&, char**) 0x7fffffffd5b0, appId=..., argc=<optimized out>, argv=<optimized out>, this=<optimized out>, appId=<optimized out>, argc=<optimized out>, argv=<optimized out>) qtsingleapplica tion/qtsingleap plication. cpp:56 n::Application( int&, char**) 0x7fffffffd5b0, argc=@0x7ffffff fd55c: 1, argv=0x7fffffff d7b8, this=<optimized out>, argc=<optimized out>, argv=<optimized out>) at ./src/gui/ application. cpp:116 d7b8) at ./src/gui/ main.cpp: 80
doActivate<false> (sender=0x0, signal_index=9, argv=0x7fffffff
3768 kernel/qobject.cpp: No such file or directory.
(gdb) bt
#0 doActivate<
at kernel/
#1 0x00007fffeb9745a6 in QGuiApplication
#2 0x00007fffde7464f8 in QtWaylandClient
#3 0x00007fffde74fa07 in QtWaylandClient
at /lib/x86_
#4 0x00007fffea120249 in () at /lib/x86_
#5 0x00007fffea11f639 in () at /lib/x86_
#6 0x00007fffde6c4502 in () at /lib/x86_
#7 0x00007fffde6c0aea in () at /lib/x86_
#8 0x00007fffde6c21dc in wl_display_
#9 0x00007fffde746145 in QtWaylandClient
at /lib/x86_
#10 0x00007fffde746c94 in QtWaylandClient
#11 0x00007fffde767cce in QtWayland:
#12 0x00007fffea120249 in () at /lib/x86_
#13 0x00007fffea11f639 in () at /lib/x86_
#14 0x00007fffde6c4502 in () at /lib/x86_
#15 0x00007fffde6c0aea in () at /lib/x86_
#16 0x00007fffde6c21dc in wl_display_
#17 0x00007fffde746145 in QtWaylandClient
at /lib/x86_
#18 0x00007fffde7463fa in QtWaylandClient
() at /lib/x86_
#19 0x00007fffde73984f in QtWaylandClient
at /lib/x86_
#20 0x00007ffff7fbd53b in () at /usr/lib/
#21 0x00007fffeb9789fc in QGuiApplication
at /lib/x86_
#22 0x00007fffeb979e88 in QGuiApplication
#23 0x00007fffeafaee46 in QCoreApplicatio
#24 0x00007fffeb97ce02 in QGuiApplication
#25 0x00007fffef318fed in QApplicationPri
#26 0x000055555571c68b in SharedTools:
(this=
at ./src/3rdparty/
#27 0x000055555563d30c in OCC::Applicatio
(this=
#28 0x00005555556093c7 in main(int, char**) (argc=<optimized out>, argv=0x7fffffff