perpendicular line process not creating labels

JSL

Hi, I'm trying to create 3 perpendicular lines on each segment in a layer of line segments, and the labels aren't being created, even though I specify that they begin with one.

This shows the sample spacing set up with 3 segments, with the label number starting with "1":

This is the result with an example of a segment not having a label:

Thanks for any help.