{4}: The e-mail system issued a protocol command with invalid arguments. The sender can try sending the e-mail message again later.
The e-mail message format was corrupted and could not be delivered. The sender should try creating a new message and sending ...
The e-mail message was corrupted or altered, and the recipient e-mail system that is responsible for validating or decrypting ...
The e-mail message was rejected by the recipient e-mail system. This code indicates a generic incorrect e-mail address issue. ...
The e-mail system had a problem processing this message. Microsoft Exchange will not try to redeliver this message for you. ...
The e-mail system issued a protocol command with invalid arguments. The sender can try sending the e-mail message again later. ...
The e-mail system limits the number of recipients that can be addressed in a single message. Send the message multiple times ...
The e-mail system was unable to deliver the message, but did not report a specific reason. Check the address and try again. ...
The EDB file for mailbox store '{3}' on server {2} is being written to a compressed folder. Severe performance degradation ...
The EDB file for mailbox store '{3}' on server {2} is being written to a non-NTFS partition. This configuration does not ...