Found the issue, as you suggested the key combination was stolen by the windows manager. LXDE uses SHIFT ALT ARROW to move the active window between desktops, I'm quite new to LXDE, I didn't knew that.
Marco -- You are receiving this because you are subscribed to this thread. Reply to this email directly or view it on GitHub: https://github.com/geany/geany/issues/1468#issuecomment-295938109
