https://bugs.kde.org/show_bug.cgi?id=460574
--- Comment #2 from twoexem <fridolin....@web.de> --- (In reply to Nicolas Fella from comment #1) > This is caused by kwin_wayland crashing. > > Please follow > https://community.kde.org/Guidelines_and_HOWTOs/Debugging/ > How_to_create_useful_crash_reports#Retrieving_a_backtrace_using_coredumpctl > to get a backtrace for kwin_wayland and post that here Here is the backtrace I got: #0 0x00007fdc761a473a in KWin::Workspace::takeActivity(KWin::Window*, QFlags<KWin::Workspace::ActivityFlag>) () at /usr/lib/libkwin.so.5 #1 0x00007fdc762e3997 in KWin::Workspace::delayFocus() () at /usr/lib/libkwin.so.5 #2 0x00007fdc748bd381 in () at /usr/lib/libQt5Core.so.5 #3 0x00007fdc748bf8df in QTimer::timeout(QTimer::QPrivateSignal) () at /usr/lib/libQt5Core.so.5 #4 0x00007fdc748b04c6 in QObject::event(QEvent*) () at /usr/lib/libQt5Core.so.5 #5 0x00007fdc73f78b1c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /usr/lib/libQt5Widgets.so.5 #6 0x00007fdc7488cb88 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () at /usr/lib/libQt5Core.so.5 #7 0x00007fdc748d6d53 in QTimerInfoList::activateTimers() () at /usr/lib/libQt5Core.so.5 #8 0x00007fdc748d7202 in QEventDispatcherUNIX::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5 #9 0x000056125e1586c2 in () #10 0x00007fdc7488532c in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5 #11 0x00007fdc7488fe59 in QCoreApplication::exec() () at /usr/lib/libQt5Core.so.5 #12 0x000056125e079611 in () #13 0x00007fdc7383c290 in () at /usr/lib/libc.so.6 #14 0x00007fdc7383c34a in __libc_start_main () at /usr/lib/libc.so.6 #15 0x000056125e07ac95 in () -- You are receiving this mail because: You are watching all bug changes.