Google it or something?
Or something

or something along those lines.
First read the README file and make sure you understand it. Then if there is something wrong I think you should be more specific ... if you want us to help us be as detailed as possible and include screenshots. Describe the
exact error message and tell us what you did before you got that error and how you installed RWY12. It really is a fantastic tool that basically runs out of the box. However, you do need to read the readme file or RWY12 does not function.
Unfortunately Mr. Kahn passed away so I'm not sure if there will be any updates anymore

You might also want to check the 'Scenery Design' board.
long ones too
with bushes??

If you need help with AI just ask. I'm not an expert but I know a little to get one or two birds in the air. It's not really easy but if you put a little effort into it you can get amazing results. Just looks at any of Ivan's post ... he has the most amazing traffic system you've ever seen
and he does it all by himself