Indicated twice and missed the b.Code:if(GetAsyncKeyState(VK_NUMPAD4)&1){ // Glass walls -UPDATE- Is crashing bGlassWalls = !GlassWalls; if(bGlassWalls) { bGlassWalls = !bGlassWalls; MemEdit((PBYTE)GlassWalls, "\x6A\x00", 2); } else { MemEdit((PBYTE)GlassWalls, "\x6A\x01", 2); //there u go } }