Zen Cart 2.0.1
PHP 8.3.9
Bootstrap 3.7.1
OPC 2.5.2

We have a physical product marked Yes, Always Free Shipping in the product entry.
The freeshipper module is set to a working custom zone. Someone outside of said zone with this product does not qualify for free shipping, but USPS is not coming up. No error, just blank... no shipping options.