Application: spectacle (20.12.2)
 (Compiled from sources)
Qt Version: 5.15.2
Frameworks Version: 5.82.0
Operating System: Linux 5.12.6-300.fc34.x86_64 x86_64
Windowing System: X11
Drkonqi Version: 5.21.5
Distribution: Fedora 34 (KDE Plasma)

-- Information about the crash:
I just open the app and close it within seconds and I receive this error message everytime. The only option I've selected is to automatically copy the screenshot into clipboard.

The crash can be reproduced every time.

-- Backtrace:
Application: Spectacle (spectacle), signal: Segmentation fault

[KCrash Handler]
#4  0x00007feb5ba45205 in kImageAnnotator::FontPicker::~FontPicker() () from /lib64/libkImageAnnotator.so.0
#5  0x00007feb5ba0a105 in kImageAnnotator::AnnotationItemSettings::~AnnotationItemSettings() () from /lib64/libkImageAnnotator.so.0
#6  0x00007feb5ba0a4a2 in kImageAnnotator::AnnotationWidget::~AnnotationWidget() () from /lib64/libkImageAnnotator.so.0
#7  0x00007feb5ba0061b in kImageAnnotator::CoreView::~CoreView() () from /lib64/libkImageAnnotator.so.0
#8  0x00007feb5ba02c7d in kImageAnnotator::KImageAnnotator::~KImageAnnotator() () from /lib64/libkImageAnnotator.so.0
#9  0x00007feb5ba02e6d in kImageAnnotator::KImageAnnotator::~KImageAnnotator() () from /lib64/libkImageAnnotator.so.0
#10 0x00007feb5a0c4eda in QObjectPrivate::deleteChildren() () from /lib64/libQt5Core.so.5
#11 0x00007feb5ab69f66 in QWidget::~QWidget() () from /lib64/libQt5Widgets.so.5
#12 0x000055a02628a461 in KSWidget::~KSWidget() ()
#13 0x00007feb5a0c4eda in QObjectPrivate::deleteChildren() () from /lib64/libQt5Core.so.5
#14 0x00007feb5ab69f66 in QWidget::~QWidget() () from /lib64/libQt5Widgets.so.5
#15 0x000055a02628f715 in SpectacleCore::~SpectacleCore() ()
#16 0x000055a02628799f in main ()
[Inferior 1 (process 13215) detached]

Reported using DrKonqi