Hi, That version is quite old now and I am 99% sure there was an update since then that involved communication with UPS, so you probably want to update the store to see if that fixes things. There are also security fixes, and terrific features that you will enjoy by updating.
Hi Josiah If you open the file... vsadmin/inc/uspsshipping.php ...and change the URL... www.ups.com ...to... onlinetools.ups.com ...then that should sort this out.