FEDEX: LABEL GENERATION ERROR: "1000 - MESSAGE: AUTHENTICATION FAILED"

You are trying to generate a label for a FedEx shipment, but you receive the error message below:

Error generating the label. Please check the address, then the label configuration.

⚠️Code: 1000 - Message: Authentication Failed

➡️ This error is related to the identification of your API key. It usually occurs after your API key has been modified or deactivated by FedEx.

✅Solution:

To resolve the issue, please contact your account manager at FedEx.

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