email says too many hops error

My forwarded email is not comming through.

This is the error msg

This message was created automatically by the mail system (ecelerity).

A message that you sent could not be delivered to one or more of its

recipients. This is a permanent error. The following address(es) failed:

*** reading confirmation): 554 5.4.0 Error: too many hops

Arrival-Date: Wed, 24 Jan 2024 16:40:09 -0500

Reporting-MTA: dns; mx01.cbt.email-ash1.sync.lan

Status: 5.4.0

Last-Attempt-Date: Wed, 24 Jan 2024 16:40:09 -0500

Final-Recipient: rfc822;***

Action: failed

Remote-MTA: dns; mx01.mail.icloud.com

Diagnostic-Code: smtp; 554 5.4.0 Error: too many hops

[Edited by Moderator]