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Census Offers AES Tips for Transportation Reference Number, Export Code Error Messages

The Census Bureau emailed tips Jan. 24 on how to address the most frequent messages generated this month in the Automated Export System. Response code 171 is a fatal error for when the Transportation Reference Number is not allowed to be reported for the Mode of Transportation reported for a shipment. Census said a Transportation Reference Number is required for vessel shipments and allowed for air, rail or truck shipments but can’t be reported for a shipment using any other mode of transportation, such as mail, fixed or other. The filer should verify the Mode of Transportation Code and Transportation Reference Number, correct the shipment and resubmit.

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Response code 501 is a fatal error for when the Export Information Code was not reported. Census said an Export Information Code must be reported on every shipment, and the filer should verify the code, correct the shipment and resubmit.