Originally posted by B and M
Ill simplify it. Pull up the nl editor. See towards the top left the mouse that should be selected? Well When adding track what you probabally do is put your stationg with the button two buttons right of the mouse (add vertex and segment before start). Well for the station thats good but when adding other segments you want to select the button one left of that (add vertex and segment to end). Try that and see if that works.
That was not simplified. You said nonsense stuff there. Unless I'm just really bad at interpreting things.