I have a multi tenant messaging system that needs to sync user information to Mimecast. We have setup an ADAM database to sync with Active Directory. In turn Mimecast syncs with the ADAM database to have up to date user details of which SMTP addresses are the most important as Mimecast has been setup to not allow mail from an e-mail sent from our system for an email address that it is not aware of. Problem: ADAM stopped syncing with Active directory because of the below errors found. 1. The error in the ADAM sync log   2. The problem shown in the ADAM database Resolution: Delete the containers as…