#highvoltagering

So, I'm pretty new at mapmaking and had recently taken a look at the "Your first Race Map" Tutorial from the Ring Racers wiki. However, I wanted to try and diverge from the tutorial a bit by making a shortcut blocked by some tripwires. But not only does the tutorial not mention the option, but...

Hi, i cannot in my own mind, know how to, i try to by pressing on the draw lines, but cannot, i mean CANNOT, draw, could someone help