What to do if user replication fails
Symptoms
Anveo User replication failed showing an error message like:
Unable to connect to the remote server
The remote server name could not be resolved: servername
The remote server returned an error: (401) Unauthorized.
The remote server returned an error: (404) Not found.
Service “…/Codeunit/Task_Communication” was not found.

Cause
Communication settings between Microsoft Dynamics and Anveo Server are not set up correctly.
Solution
Please run an Anveo Health Check in Microsoft Dynamics and solve all connectivity error messages.
Note: This article is for Anveo Client Suite 6 and newer.