Created attachment 123392 [details] backtrace Program terminated with signal SIGSEGV, Segmentation fault. #0 0x00007fe0bcbe1bcc in QScopedPointer<KWayland::Server::Resource::Private, QScopedPointerDeleter<KWayland::Server::Resource::Private> >::data (this=0x10) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qscopedpointer.h:140 140 return d; Backtrace attached.
I wonder what client has no surface associated with it. #2 0x00007fe0bcc6cc12 in KWayland::Server::SurfaceInterface::inhibitsIdle() const (this=0x0) at /home/roman/dev/kde/src/frameworks/kwayland/src/server/surface_interface.cpp:944 #3 0x00007fe0be1b7faa in KWin::IdleInhibition::update(KWin::AbstractClient*) (this=0x556aee43a540, client=0x556aefc9bf10) at /home/roman/dev/kde/src/kde/workspace/kwin/idle_inhibition.cpp:104 Is desktopchangeosd script enabled?
*** This bug has been marked as a duplicate of bug 420039 ***