| Err Msg: The Message Could Not Be Sent Because an E-Mail...Last reviewed: December 30, 1997Article ID: Q178218 | 
| The information in this article applies to: 
 
 SYMPTOMSWhen you send an e-mail message in Outlook Express version 4.0, you may receive the following error message: 
 The message could not be sent because an e-mail address was rejected by the server. Subject '<title>', Account: '<name>', Server: '<WWW.XX.YYY.ZZZ>', Protocol: SMTP, Server response: '553 malformed address: <John Smith <JSMITH@XYZ.COM>>', Port: 25, Secure(SSL): No, Server Error: 553, Error Number: 0x800CCC6E CAUSEThis error message can occur if you use either of the following formats to address your e-mail message: 
 Format Example ---------------------------------------------------------------- name <username@domain> John Smith <JSMITH@XYZ.COM> name <"<first>last"@domain> John Smith <"<John>Smith"@XYZ.COM>Outlook Express version 4.0 does not support these additional RFC 822 formats for one-off addressing and personal address book (PAB) addressing. 
 RESOLUTIONTo resolve this issue, use one of the following methods: 
 MORE INFORMATIONOutlook Express version 4.01 supports the additional RFC 822 one-off addresses and personal address book (PAB) addresses in the following formats: 
 Format Example ---------------------------------------------------------------- name <username@domain> John Smith <JSMITH@XYZ.COM> name <"<first>last"@domain> John Smith <"<John>Smith"@XYZ.COM>Outlook Express version 4.01 also supports using these formats when you define a new PAB entry. The address is parsed by Outlook Express when it is first typed and the e-mail address is stored as an SMTP address in the format <username>@<domain>. For example, if you type "John Smith <jsmith@xyz.com>," the name is resolved to: 
 jsmith@xyz.com | 
| Additional query words: 4.00 
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