I'm being affected by a strange issue in the latest Git master of DarkRadiant which makes using DR nearly impossible. I've already opened a bug report about it, but since progress is slow for several months I thought I'd also put this here in case anyone sees it and has some extra ideas. http://bugs.thedarkmod.com/view.php?id=4524 DarkRadiant does not sense any keyboard commands. I can however use the mouse and click on buttons just fine. I'm using openSUSE Tumbleweed x64 / KDE desktop. This seems to change if I have a menu opened, which implies it might be a focus detection issue. For in