Knowledge Base

PC Win: Err Msg: Undeliverable Mail

Article ID: 119527

Article Last Modified on 10/30/2006

Microsoft Mail Client 3.2

This article was previously published under Q119527

SYMPTOMS

When you send mail from the Windows NT Mail client to another Microsoft Mail postoffice using a custom address with lowercase characters in either the network or postoffice name, you receive the following error message:

Undeliverable Mail

This applies to build 528 and earlier versions of Windows NT.

RESOLUTION

Type the network name and postoffice name in uppercase characters.

Additional query words: 3.20

Keywords: KB119527