Created attachment 111222 [details] crash file Sometimes, plasmashell crash after the computer not unused and screens became black (Supply off). When I re-activating screens by mouse movements, plasma stop works. I saw the bug ID 358211 but it seems not be fixed for me.
Thread 1 (Thread 0x7fb39edc88c0 (LWP 2266)): [KCrash Handler] #6 0x00007fb39ce58200 in QQuickWindow::maybeUpdate() () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5 #7 0x00007fb39ce58f68 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5 #8 0x00007fb39ce58f24 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5 #9 0x00007fb39ce58f24 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5 #10 0x00007fb39ce58f24 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5 #11 0x00007fb39ce58f24 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
*** This bug has been marked as a duplicate of bug 363118 ***