Error verifying underground.auth
This store may not be authorized to run ShopSite software. Please contact
the merchant or webmaster.
Solutions:
1) If the file has been modified or corrupted copy the original
store.auth file from
the install directory to underground.auth in the store data directory.
2) If solution 1 does not work, contact the vendor that sold you ShopSite
software to get a valid auth file.