{4}: The e-mail address is invalid or does not exist in the recipient e-mail system. One of the most common causes is that a recipient cannot be found in the directory for an authoritative domain. Troubleshooting: Verify that the recipient address is formatted correctly and resend the message.
The e-mail address '%1' created during update process for display name '%2' (mailbox name '%3') is not unique. The unique ...
The e-mail address could not be found. Perhaps the recipient moved to a different e-mail organization, or there was a mistake ...
The e-mail address description object in the Microsoft Exchange directory for the '%1' address type on '%2' machines is missing. ...
The e-mail address for the sender ({0}) is internal to your organization and cannot be added to the {1} list. E-mail from ...
The e-mail address is invalid or does not exist in the recipient e-mail system. One of the most common causes is that a recipient ...
The e-mail address is invalid or does not exist in the recipient e-mail system. This code may be caused by an invalid non-SMTP ...
The E-mail address policy object "{0}" is invalid because it contains invalid E-mail address templates: {1}. To view details ...
The E-mail address policy object "{0}" is invalid because it contains SMTP address templates with non-accepted domain: {1}. ...
The e-mail address that is specified with the ExternalAddress parameter is already mapped to an internal address by another ...