The FedEx Dev Key is missing, incorrect or has not been switched to Production mode by FedEx.
Make sure the FedEx Dev Key field is not empty. Preferences > Shipping > Carrier Accounts.
Verify that it is the same as the one FedEx supplied you with.
Contact FedEx and verify they have switched it to Production mode.
Please refer to the chapter Ch. 016. Shipping (Setting up Carrier Accounts) of setting up the carrier account information for shipping methods.
Trouble logging in? Simply enter your email address below and we will send you an email that will allow you to reset your login.
For faster and more reliable delivery, add email@example.com to your trusted senders list in your email software.