https://bugs.kde.org/show_bug.cgi?id=431419

            Bug ID: 431419
           Summary: Start up Screen
           Product: systemsettings
           Version: 5.20.5
          Platform: Neon Packages
                OS: Linux
            Status: REPORTED
          Keywords: drkonqi
          Severity: crash
          Priority: NOR
         Component: general
          Assignee: plasma-b...@kde.org
          Reporter: gt.ajusti...@gmail.com
  Target Milestone: ---

Application: systemsettings5 (5.20.5)

Qt Version: 5.15.2
Frameworks Version: 5.77.0
Operating System: Linux 5.4.0-60-generic x86_64
Windowing system: X11
Distribution: KDE neon User Edition 5.20

-- Information about the crash:
- What I was doing when the application crashed:i was only trying to add an
image for the lock screen

- Unusual behavior I noticed:just makes duplicate windows wtf idk y. so i just
close them then the whole thing crashes

- Custom settings of the application:it    must not like me...

The crash can be reproduced every time.

-- Backtrace:
Application: System Settings (systemsettings5), signal: Segmentation fault

[New LWP 4508]
[New LWP 4511]
[New LWP 4512]
[New LWP 4517]
[New LWP 4537]
[New LWP 4538]
[New LWP 4540]
[New LWP 4541]
[New LWP 4542]
[New LWP 4543]
[New LWP 4544]
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
0x00007f4c516e2aff in __GI___poll (fds=0x7ffd29db9ea8, nfds=1, timeout=1000) at
../sysdeps/unix/sysv/linux/poll.c:29
[Current thread is 1 (Thread 0x7f4c4d11a8c0 (LWP 4505))]

Thread 12 (Thread 0x7f4c067fc700 (LWP 4544)):
#0  __GI___libc_read (nbytes=16, buf=0x7f4c067fba90, fd=44) at
../sysdeps/unix/sysv/linux/read.c:26
#1  __GI___libc_read (fd=44, buf=0x7f4c067fba90, nbytes=16) at
../sysdeps/unix/sysv/linux/read.c:24
#2  0x00007f4c4f82189f in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f4c4f7d8cfe in g_main_context_check () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f4c4f7d9152 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f4c4f7d92e3 in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#6  0x00007f4c51cadfbb in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f4c51c521ab in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f4c51a6ca12 in QThread::exec() () from
/lib/x86_64-linux-gnu/libQt5Core.so.5
#9  0x00007f4c50f1f38a in ?? () from /lib/x86_64-linux-gnu/libQt5Quick.so.5
#10 0x00007f4c51a6dbac in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#11 0x00007f4c500eb609 in start_thread (arg=<optimized out>) at
pthread_create.c:477
#12 0x00007f4c516ef293 in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 11 (Thread 0x7f4c06ffd700 (LWP 4543)):
#0  0x00007f4c51cae300 in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#1  0x00007f4c4f7d872f in g_main_context_prepare () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f4c4f7d90db in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f4c4f7d92e3 in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f4c51cadfbb in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f4c51c521ab in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f4c51a6ca12 in QThread::exec() () from
/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f4c51a6dbac in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f4c500eb609 in start_thread (arg=<optimized out>) at
pthread_create.c:477
#9  0x00007f4c516ef293 in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 10 (Thread 0x7f4c077fe700 (LWP 4542)):
#0  0x00007f4c516e2aff in __GI___poll (fds=0x561c8bdf3dc0, nfds=1, timeout=-1)
at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f4c4f7d91ae in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f4c4f7d9533 in g_main_loop_run () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f4c35a06eda in ?? () from /lib/x86_64-linux-gnu/libgio-2.0.so.0
#4  0x00007f4c4f802931 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f4c500eb609 in start_thread (arg=<optimized out>) at
pthread_create.c:477
#6  0x00007f4c516ef293 in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 9 (Thread 0x7f4c07fff700 (LWP 4541)):
#0  __GI___libc_read (nbytes=16, buf=0x7f4c07ffec20, fd=38) at
../sysdeps/unix/sysv/linux/read.c:26
#1  __GI___libc_read (fd=38, buf=0x7f4c07ffec20, nbytes=16) at
../sysdeps/unix/sysv/linux/read.c:24
#2  0x00007f4c4f82189f in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f4c4f7d8cfe in g_main_context_check () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f4c4f7d9152 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f4c4f7d92e3 in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#6  0x00007f4c4f7d9331 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#7  0x00007f4c4f802931 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#8  0x00007f4c500eb609 in start_thread (arg=<optimized out>) at
pthread_create.c:477
#9  0x00007f4c516ef293 in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 8 (Thread 0x7f4c1cec8700 (LWP 4540)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0,
futex_word=0x561c8b1da494) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x561c8b1da440,
cond=0x561c8b1da468) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x561c8b1da468, mutex=0x561c8b1da440) at
pthread_cond_wait.c:638
#3  0x00007f4c51a73d1b in QWaitCondition::wait(QMutex*, QDeadlineTimer) () from
/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f4c50fe4814 in ?? () from /lib/x86_64-linux-gnu/libQt5Quick.so.5
#5  0x00007f4c50fe4c89 in ?? () from /lib/x86_64-linux-gnu/libQt5Quick.so.5
#6  0x00007f4c51a6dbac in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f4c500eb609 in start_thread (arg=<optimized out>) at
pthread_create.c:477
#8  0x00007f4c516ef293 in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 7 (Thread 0x7f4c427eb700 (LWP 4538)):
#0  0x00007f4c516e2aff in __GI___poll (fds=0x7f4c2802d400, nfds=1, timeout=-1)
at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f4c4f7d91ae in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f4c4f7d92e3 in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f4c51cadfbb in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f4c51c521ab in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f4c51a6ca12 in QThread::exec() () from
/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f4c51a6dbac in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f4c500eb609 in start_thread (arg=<optimized out>) at
pthread_create.c:477
#8  0x00007f4c516ef293 in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 6 (Thread 0x7f4c1e2a9700 (LWP 4537)):
#0  0x00007f4c4f7d709d in g_source_ref () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f4c4f7d7168 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f4c4f7d8aff in g_main_context_check () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f4c4f7d9152 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f4c4f7d92e3 in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f4c51cadfbb in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f4c51c521ab in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f4c51a6ca12 in QThread::exec() () from
/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f4c51a6dbac in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#9  0x00007f4c500eb609 in start_thread (arg=<optimized out>) at
pthread_create.c:477
#10 0x00007f4c516ef293 in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 5 (Thread 0x7f4c1ffff700 (LWP 4517)):
#0  0x00007f4c4f826368 in g_mutex_unlock () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f4c4f7d89ee in g_main_context_query () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f4c4f7d9128 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f4c4f7d92e3 in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f4c51cadfbb in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f4c51c521ab in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f4c51a6ca12 in QThread::exec() () from
/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f4c50c69fa9 in ?? () from /lib/x86_64-linux-gnu/libQt5Qml.so.5
#8  0x00007f4c51a6dbac in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#9  0x00007f4c500eb609 in start_thread (arg=<optimized out>) at
pthread_create.c:477
#10 0x00007f4c516ef293 in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 4 (Thread 0x7f4c26ad6700 (LWP 4512)):
#0  0x00007f4c4f826368 in g_mutex_unlock () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f4c4f7d8721 in g_main_context_prepare () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f4c4f7d90db in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f4c4f7d92e3 in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f4c51cadfbb in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f4c51c521ab in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f4c51a6ca12 in QThread::exec() () from
/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f4c50c69fa9 in ?? () from /lib/x86_64-linux-gnu/libQt5Qml.so.5
#8  0x00007f4c51a6dbac in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#9  0x00007f4c500eb609 in start_thread (arg=<optimized out>) at
pthread_create.c:477
#10 0x00007f4c516ef293 in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 3 (Thread 0x7f4c34b72700 (LWP 4511)):
#0  0x00007f4c516e2aff in __GI___poll (fds=0x7f4c2c004e60, nfds=1, timeout=-1)
at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f4c4f7d91ae in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f4c4f7d92e3 in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f4c51cadfbb in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f4c51c521ab in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f4c51a6ca12 in QThread::exec() () from
/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f4c50c69fa9 in ?? () from /lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007f4c51a6dbac in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f4c500eb609 in start_thread (arg=<optimized out>) at
pthread_create.c:477
#9  0x00007f4c516ef293 in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 2 (Thread 0x7f4c4b3c9700 (LWP 4508)):
#0  0x00007f4c500f3c8e in __GI___pthread_getspecific (key=<optimized out>) at
pthread_getspecific.c:60
#1  0x00007f4c4f802ea4 in g_thread_self () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f4c4f7d92d3 in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f4c51cadfbb in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f4c51c521ab in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f4c51a6ca12 in QThread::exec() () from
/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f4c50885f4b in ?? () from /lib/x86_64-linux-gnu/libQt5DBus.so.5
#7  0x00007f4c51a6dbac in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f4c500eb609 in start_thread (arg=<optimized out>) at
pthread_create.c:477
#9  0x00007f4c516ef293 in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 1 (Thread 0x7f4c4d11a8c0 (LWP 4505)):
[KCrash Handler]
#4  0x00007f4c50ac49be in
QV4::QObjectWrapper::getQmlProperty(QV4::ExecutionEngine*, QQmlContextData*,
QObject*, QV4::String*, QV4::QObjectWrapper::RevisionMode, bool*,
QQmlPropertyData**) () from /lib/x86_64-linux-gnu/libQt5Qml.so.5
#5  0x00007f4c50a9ecf2 in
QV4::QQmlContextWrapper::getPropertyAndBase(QV4::QQmlContextWrapper const*,
QV4::PropertyKey, QV4::Value const*, bool*, QV4::Value*, QV4::Lookup*) () from
/lib/x86_64-linux-gnu/libQt5Qml.so.5
#6  0x00007f4c50a9f644 in
QV4::QQmlContextWrapper::resolveQmlContextPropertyLookupGetter(QV4::Lookup*,
QV4::ExecutionEngine*, QV4::Value*) () from
/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007f4c50ae587c in ?? () from /lib/x86_64-linux-gnu/libQt5Qml.so.5
#8  0x00007f4c50aeb02f in ?? () from /lib/x86_64-linux-gnu/libQt5Qml.so.5
#9  0x00007f4c50a7824d in QV4::Function::call(QV4::Value const*, QV4::Value
const*, int, QV4::ExecutionContext const*) () from
/lib/x86_64-linux-gnu/libQt5Qml.so.5
#10 0x00007f4c50c1dfa7 in QQmlJavaScriptExpression::evaluate(QV4::CallData*,
bool*) () from /lib/x86_64-linux-gnu/libQt5Qml.so.5
#11 0x00007f4c50bc18ae in QQmlBoundSignalExpression::evaluate(void**) () from
/lib/x86_64-linux-gnu/libQt5Qml.so.5
#12 0x00007f4c50bc2948 in ?? () from /lib/x86_64-linux-gnu/libQt5Qml.so.5
#13 0x00007f4c50bfd64d in QQmlNotifier::emitNotify(QQmlNotifierEndpoint*,
void**) () from /lib/x86_64-linux-gnu/libQt5Qml.so.5
#14 0x00007f4c50b9ffbf in QQmlData::signalEmitted(QAbstractDeclarativeData*,
QObject*, int, void**) () from /lib/x86_64-linux-gnu/libQt5Qml.so.5
#15 0x00007f4c51c8a245 in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#16 0x00007f4c50bbdfe9 in QQmlContextData::emitDestruction() () from
/lib/x86_64-linux-gnu/libQt5Qml.so.5
#17 0x00007f4c50bbe00f in QQmlContextData::emitDestruction() () from
/lib/x86_64-linux-gnu/libQt5Qml.so.5
#18 0x00007f4c50bbe00f in QQmlContextData::emitDestruction() () from
/lib/x86_64-linux-gnu/libQt5Qml.so.5
#19 0x00007f4c50bbe00f in QQmlContextData::emitDestruction() () from
/lib/x86_64-linux-gnu/libQt5Qml.so.5
#20 0x00007f4c50bbe00f in QQmlContextData::emitDestruction() () from
/lib/x86_64-linux-gnu/libQt5Qml.so.5
#21 0x00007f4c50bbe0fd in QQmlContextData::invalidate() () from
/lib/x86_64-linux-gnu/libQt5Qml.so.5
#22 0x00007f4c50bbdd9b in QQmlContextData::destroy() () from
/lib/x86_64-linux-gnu/libQt5Qml.so.5
#23 0x00007f4c50bbdf4d in QQmlContext::~QQmlContext() () from
/lib/x86_64-linux-gnu/libQt5Qml.so.5
#24 0x00007f4c50bbdf6d in QQmlContext::~QQmlContext() () from
/lib/x86_64-linux-gnu/libQt5Qml.so.5
#25 0x00007f4c51c7dcbe in QObjectPrivate::deleteChildren() () from
/lib/x86_64-linux-gnu/libQt5Core.so.5
#26 0x00007f4c51c886e6 in QObject::~QObject() () from
/lib/x86_64-linux-gnu/libQt5Core.so.5
#27 0x00007f4c5136774d in
KDeclarative::QmlObjectSharedEngine::~QmlObjectSharedEngine() () from
/lib/x86_64-linux-gnu/libKF5Declarative.so.5
#28 0x00007f4c531e1eb5 in KQuickAddons::ConfigModule::~ConfigModule() () from
/lib/x86_64-linux-gnu/libKF5QuickAddons.so.5
#29 0x00007f4c40828ca6 in ScreenLockerKcm::~ScreenLockerKcm
(this=0x561c8aadb2f0, __in_chrg=<optimized out>) at ./kcm/kcm.h:43
#30 ScreenLockerKcm::~ScreenLockerKcm (this=0x561c8aadb2f0,
__in_chrg=<optimized out>) at ./kcm/kcm.h:43
#31 0x00007f4c5330dcc7 in ?? () from /lib/x86_64-linux-gnu/libKF5KCMUtils.so.5
#32 0x00007f4c5330dcfd in ?? () from /lib/x86_64-linux-gnu/libKF5KCMUtils.so.5
#33 0x00007f4c53313cf8 in KCModuleProxy::deleteClient() () from
/lib/x86_64-linux-gnu/libKF5KCMUtils.so.5
#34 0x00007f4c53313e01 in KCModuleProxy::~KCModuleProxy() () from
/lib/x86_64-linux-gnu/libKF5KCMUtils.so.5
#35 0x00007f4c53313f9d in KCModuleProxy::~KCModuleProxy() () from
/lib/x86_64-linux-gnu/libKF5KCMUtils.so.5
#36 0x00007f4c51c7dcbe in QObjectPrivate::deleteChildren() () from
/lib/x86_64-linux-gnu/libQt5Core.so.5
#37 0x00007f4c528905b6 in QWidget::~QWidget() () from
/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#38 0x00007f4c528907ad in QWidget::~QWidget() () from
/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#39 0x00007f4c51c7dcbe in QObjectPrivate::deleteChildren() () from
/lib/x86_64-linux-gnu/libQt5Core.so.5
#40 0x00007f4c528905b6 in QWidget::~QWidget() () from
/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#41 0x00007f4c529f4d7d in QScrollArea::~QScrollArea() () from
/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#42 0x00007f4c51c7dcbe in QObjectPrivate::deleteChildren() () from
/lib/x86_64-linux-gnu/libQt5Core.so.5
#43 0x00007f4c528905b6 in QWidget::~QWidget() () from
/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#44 0x00007f4c52f8e4a1 in ?? () from
/lib/x86_64-linux-gnu/libKF5WidgetsAddons.so.5
#45 0x00007f4c51c7dcbe in QObjectPrivate::deleteChildren() () from
/lib/x86_64-linux-gnu/libQt5Core.so.5
#46 0x00007f4c528905b6 in QWidget::~QWidget() () from
/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#47 0x00007f4c5301c73d in KPageWidget::~KPageWidget() () from
/lib/x86_64-linux-gnu/libKF5WidgetsAddons.so.5
#48 0x00007f4c51c7dcbe in QObjectPrivate::deleteChildren() () from
/lib/x86_64-linux-gnu/libQt5Core.so.5
#49 0x00007f4c528905b6 in QWidget::~QWidget() () from
/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#50 0x00007f4c5335d7ed in ModuleView::~ModuleView (this=0x561c891eff60,
__in_chrg=<optimized out>) at ./core/ModuleView.cpp:120
#51 0x00007f4c51c7dcbe in QObjectPrivate::deleteChildren() () from
/lib/x86_64-linux-gnu/libQt5Core.so.5
#52 0x00007f4c528905b6 in QWidget::~QWidget() () from
/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#53 0x00007f4c480248b5 in FocusHackWidget::~FocusHackWidget
(this=0x561c891ee430, __in_chrg=<optimized out>) at
./sidebar/SidebarMode.cpp:69
#54 FocusHackWidget::~FocusHackWidget (this=0x561c891ee430,
__in_chrg=<optimized out>) at ./sidebar/SidebarMode.cpp:70
#55 0x00007f4c51c7dcbe in QObjectPrivate::deleteChildren() () from
/lib/x86_64-linux-gnu/libQt5Core.so.5
#56 0x00007f4c528905b6 in QWidget::~QWidget() () from
/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#57 0x00007f4c52a0b55d in QStackedWidget::~QStackedWidget() () from
/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#58 0x00007f4c51c7dcbe in QObjectPrivate::deleteChildren() () from
/lib/x86_64-linux-gnu/libQt5Core.so.5
#59 0x00007f4c528905b6 in QWidget::~QWidget() () from
/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#60 0x00007f4c53263d28 in KMainWindow::~KMainWindow() () from
/lib/x86_64-linux-gnu/libKF5XmlGui.so.5
#61 0x0000561c87244363 in SettingsBase::~SettingsBase (this=0x561c88f33440,
__in_chrg=<optimized out>, __vtt_parm=<optimized out>) at
/usr/include/c++/9/bits/atomic_base.h:326
#62 0x0000561c872443ed in SettingsBase::~SettingsBase (this=0x561c88f33440,
__in_chrg=<optimized out>, __vtt_parm=<optimized out>) at
./app/SettingsBase.cpp:83
#63 0x00007f4c51c80fd3 in QObject::event(QEvent*) () from
/lib/x86_64-linux-gnu/libQt5Core.so.5
#64 0x00007f4c52894bad in QWidget::event(QEvent*) () from
/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#65 0x00007f4c529ad8c8 in QMainWindow::event(QEvent*) () from
/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#66 0x00007f4c5326644b in KMainWindow::event(QEvent*) () from
/lib/x86_64-linux-gnu/libKF5XmlGui.so.5
#67 0x00007f4c532b10ab in KXmlGuiWindow::event(QEvent*) () from
/lib/x86_64-linux-gnu/libKF5XmlGui.so.5
#68 0x00007f4c52851dc3 in QApplicationPrivate::notify_helper(QObject*, QEvent*)
() from /lib/x86_64-linux-gnu/libQt5Widgets.so.5
#69 0x00007f4c5285abb8 in QApplication::notify(QObject*, QEvent*) () from
/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#70 0x00007f4c51c5369a in QCoreApplication::notifyInternal2(QObject*, QEvent*)
() from /lib/x86_64-linux-gnu/libQt5Core.so.5
#71 0x00007f4c51c55fa1 in QCoreApplicationPrivate::sendPostedEvents(QObject*,
int, QThreadData*) () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#72 0x00007f4c51cae947 in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#73 0x00007f4c4f7d8fbd in g_main_context_dispatch () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#74 0x00007f4c4f7d9240 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#75 0x00007f4c4f7d92e3 in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#76 0x00007f4c51cadfa2 in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /lib/x86_64-linux-gnu/libQt5Core.so.5
#77 0x00007f4c51c521ab in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
/lib/x86_64-linux-gnu/libQt5Core.so.5
#78 0x00007f4c51c5a354 in QCoreApplication::exec() () from
/lib/x86_64-linux-gnu/libQt5Core.so.5
#79 0x0000561c87240112 in main (argc=<optimized out>, argv=<optimized out>) at
./app/main.cpp:209
[Inferior 1 (process 4505) detached]

Possible duplicates by query: bug 431249, bug 429983, bug 429786, bug 429412,
bug 428461.

Reported using DrKonqi

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