https://bugs.kde.org/show_bug.cgi?id=435129
--- Comment #8 from Vlad Zahorodnii <vlad.zahorod...@kde.org> --- The issue is in Oxygen's BlurHelper, it creates a window which then breaks everything * frame #0: 0x00007ffff4570fb0 libxcb.so.1`xcb_create_window frame #1: 0x00007ffff0b586f5 libQt5XcbQpa.so.5`QXcbWindow::create() + 1157 frame #2: 0x00007ffff0b47787 libQt5XcbQpa.so.5`QXcbIntegration::createPlatformWindow(QWindow*) const + 295 frame #3: 0x00007ffff5b69067 libQt5Gui.so.5`QWindowPrivate::create(bool, unsigned long long) + 167 frame #4: 0x00007ffff6280928 libQt5Widgets.so.5`QWidgetPrivate::create() + 632 frame #5: 0x00007ffff6280ea1 libQt5Widgets.so.5`QWidget::create(unsigned long long, bool, bool) + 241 frame #6: 0x00007ffff6283335 libQt5Widgets.so.5`QWidget::winId() const + 85 frame #7: 0x00007fffeaedae2c oxygen.so`Oxygen::BlurHelper::clear(this=0x00005555557c69d0, widget=0x0000555555e10700) const at oxygenblurhelper.cpp:274:60 frame #8: 0x00007fffeaedacaf oxygen.so`Oxygen::BlurHelper::unregisterWidget(this=0x00005555557c69d0, widget=0x0000555555e10700) at oxygenblurhelper.cpp:100:39 frame #9: 0x00007fffeaeea63c oxygen.so`Oxygen::Style::unpolish(this=0x00005555557c5720, widget=0x0000555555e10700) at oxygenstyle.cpp:520:22 -- You are receiving this mail because: You are watching all bug changes.