Hi all and sorry for my english. I have a problem with Dark Radiant. Editor start correctly whitout error message, but view are totally white, if i click on big view (i suppose editor's view) grid appear but everything process is very slow (make only first room is impossible). If i try to resize windows or spit view (in menu view) everything is now black and editor is frozen. On my laptop everything work correctly, Doom and Dark Mod too. Please help me :-( ---> Configuration <--- Laptop: Acer Aspire 6930zg OS: Windows Vista SP1 :-( Video: GeForce 9600M GS (Driver updated) DirectX Dialog: No problems Thank you an advance Please use simple word :-)