US flag Official website of the Department of Homeland Security

ACE System Error Messages/Solutions Log

EO13891-OT-522
Document Posting Date: 
January 21, 2011

A quick reference guide to common errors and their solutions found in the ACE Secure Data Portal. ACE portal helpful hints included.

ACE training resources for trade users.

This document may qualify as a “guidance document” as set forth in Executive Order 13891 and interpretations thereof; such guidance documents are not binding and lack the force and effect of law, except as authorized by law or as incorporated into a contract. This document is being posted to this portal to provide stakeholders with useful information.

Last modified: 
February 28, 2020