Ajeh:
Do a search in your Zen Cart Admin with the Tools ... Developers Tool Kit ... in the bottom input box for:
usps.php
and select Catalog ... then click SEARCH ...
what is the version id that comes up on the files?
If you go to the Modules ... Shipping ... and click on the USPS module, what do you see in the right panel?
I see this...
- @version $Id: usps.php 18348F 2012-01-22 01:22:00Z ajeh $
and then this...
United States Postal Service
Remove Module Edit
United States Postal Service
You will need to have registered a Web Tools account with USPS at their website to use this module.
USPS expects you to use pounds as weight measure for your products.
Enable USPS Shipping
True
Enter the USPS Web Tools User ID
******** I don't actually see this I just edited out my user ID
Which server to use
production
Quote Sort Order
Unsorted
Handling Fee - US
.50
Handling Fee - International
.75
Handling Per Order or Per Box
Box
Decimal Settings
2
Tax Class
--none--
Tax Basis
Shipping
Shipping Zone
--none--
Sort Order
0
All Packages are Machinable
False
USPS Options
Display weight, Display transit time
Domestic Shipping Methods
EXPRESS, PRIORITY, FIRST CLASS, MEDIA
International Shipping Methods
Priority Mail International, First Class Mail Int Parcel
Debug Mode
Off