https://bugs.kde.org/show_bug.cgi?id=449988
--- Comment #11 from Alireza Ahmadi <alireza77ahm...@gmail.com> --- Created attachment 146681 --> https://bugs.kde.org/attachment.cgi?id=146681&action=edit New crash information added by DrKonqi systemsettings5 (5.18.5) using Qt 5.12.7 - What I was doing when the application crashed: Changed application style to bb10bright and system settings crashed. and now it crashes every time selecting any appearaance related settings. -- Backtrace (Reduced): #4 QScopedPointer<QObjectData, QScopedPointerDeleter<QObjectData> >::operator-> (this=<optimized out>) at ../../include/QtCore/../../src/corelib/tools/qscopedpointer.h:118 [...] #7 QObject::property (this=this@entry=0x0, name=name@entry=0x7f9549c63973 "_pixmapstyle_combobox_pressed") at kernel/qobject.cpp:3970 #8 0x00007f954998d1e4 in QPixmapStyle::drawComboBox (this=0x557ed7c92de0, option=0x557ed84e5a50, painter=0x7ffc9dc05e40, widget=0x0) at styles/qpixmapstyle.cpp:960 #9 0x00007f95199ffbb5 in KQuickStyleItem::paint(QPainter*) () from /usr/lib64/qt5/qml/org/kde/qqc2desktopstyle/private/libqqc2desktopstyleplugin.so #10 0x00007f95199fffdc in KQuickStyleItem::updatePolish() () from /usr/lib64/qt5/qml/org/kde/qqc2desktopstyle/private/libqqc2desktopstyleplugin.so -- You are receiving this mail because: You are watching all bug changes.