OLEXP: Err Msg: Mail Cannot Be Sent at This Time. The Server Returned the Message "Invalid RFC Syntax for <me>." (208920)


The information in this article applies to:

  • Microsoft Outlook Express 4.0c for Macintosh
  • Microsoft Outlook Express 4.02 for Macintosh
  • Microsoft Outlook Express 4.01 for Macintosh
  • Microsoft Outlook Express 4.0 for Macintosh
This article was previously published under Q208920
For information about the differences between Microsoft Outlook Express and Microsoft Outlook e-mail clients, click the following article number to view the article in the Microsoft Knowledge Base:

257824 OL2000: Differences Between Outlook and Outlook Express

SYMPTOMS

When you attempt to send an e-mail message using Outlook Express, you may receive the following error message:
Mail cannot be sent at this time. The server returned the message "Invalid RFC syntax for <me>."

CAUSE

This behavior can occur if your Internet service provider (ISP) is using Ipswitch IMail version 4.03.

RESOLUTION

To resolve this behavior, contact your ISP and request that they upgrade their IMail server to version 4.04 or later.

MORE INFORMATION


Modification Type:MajorLast Reviewed:12/5/2003
Keywords:kberrmsg kbprb KB208920
©2003 Microsoft Corporation. All rights reserved.