Created attachment 96405 [details] screenshot 1 - started kcmshell5 kcmkded I freshly logged in and pressed Ctrl+Esc to start System Monitor. After closing it and pressing it a second time, nothing happened. Then I launched `kcmshell5 kcmkded` which results to screenshot 1 (the console text comes from the console I started the program) and then after about a minute to screenshot 2.
Created attachment 96406 [details] screenshot 2 - after about 1 minute
After a fresh install of openSUSE 42.1 the problem was resolved.