thecreator said: Try Deactiving your Problem Registers in Quicken 42.21 and then Set Up Now, again.Remember to make a Manual Backup, prior to major changes. If the Major Change works, do another Manual Backup.
thecreator said: I am suggesting to try. I can't verify this works or not, because I don't have AMEX Account. Remember with Manual Backups, you can always go back.
Bill44 said: I saw someone state that Direct Connect was working for them. So, I gave it a try. I triple checked that it was going to do a Direct Connect. It failed with the exact same error. Restored my file back and waiting on Amex to fix their system.