How to fix the "Object reference not set to an instance of an object" problem during checkout when FedEx Rates are enabled.

Sample Error

You may see a message like "Microsoft.VisualBasic Exception" or the "Object reference" not set to an instance of an object message.

File:
/shop/checkout3.aspx

Solution or Workaround

If you are using PDshop version 10.027 or earlier, you need to update your copy of PDshop to 10.028 or later.

A recent change by FedEx within their API has caused an error. To resolve this error, you will need to download and install the latest revision of PDshop which includes updated code to handle the FedEx issue.

How to fix the "Object reference not set to an instance of an object error" message

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