ACE Portal Issues (CSMS# 19-000200) ACE Portal Issues CSMS# 19-000200 - ACE Portal issues *This message is being forwarded on behalf of the U.S. Customs and Border Protection* 04/18/2019 11:52 AM EDT ExportCBP is aware of users' issues reaching and using the ACE Portal. CBP and ACE Technical staff are actively working to resolve this.Another CSMS message will be issued upon resolution.