1. 2012-04-13 [Bug 212540] deaktivate window shadows failed kde-bugs- Martin Gräßlin 2. 2009-10-31 [Bug 212540] deaktivate window shadows failed kwin Christoph Feck 3. 2009-10-31 [Bug 212540] deaktivate window shadows failed kde-bugs- Christoph Feck