In the setup options there is a request threshold and a provide threshold. Default is set to 1000. I was using a testing amount lower than that. That is why the trains did not generate a route. I also use the LTN tracker mod to debug my bigger system. Very helpful

I have installed and researched LTN. I have added a rectangular train track with 3 LTN stations. A depot, a provider and a requester. I have a engine with fuel and a cargo. Engine is set to auto. The depot has the train with a blue light all other stations are green but nothing starts. What am i ...