Hard 120063 - The Mailer ID is required on UPS SurePost shipments [Solution] : techSHIP Support

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Created by: Gabriel Zang

Modified on: Thu, 4 Jul, 2019 at 6:16 PM

When processing an order, you might run into the "Hard 120063 - The Mailer ID is required on UPS SurePost shipments" error.

This error relates to a misconfiguration of your UPS source account.

Reach UPS support or representative and request they enable SurePost for the account you're trying to process your order through.

Gabriel is the author of this solution article.

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