T-Shirt .st File Scheduling Error

[arcaetype]

Attempting to Schedule the Presented Mesh

I run into this error as I am creating the .js file from the .st file

in: 344[14149_0 14150_0]
int: 14149_0 14150_0
out:
Assertion failed: stitches[step.end-1].out[yarn.loop.idx] != -1U, file schedule.cpp, line 561

Here is the .st file as a .txt file:

tshirtTest.txt