OL2000: (CW) Error Attempting to Send to Contact Distribution List Members

ID: Q222329

The information in this article applies to:

Microsoft Outlook 2000

NOTE: These procedures only apply if you have installed Outlook with the Corporate or Workgroup option. This option allows you to use Messaging Application Programming Interface (MAPI) services. To determine your installation type, on the Help Menu click About Microsoft Outlook. In About Microsoft Outlook you should see "Corporate or Workgroup" if you have the Corporate or Workgroup installation.

SYMPTOMS

When you attempt to send e-mail to recipients included in a contact Distribution List (DL), you may receive one of the following errors:

The messaging interface has returned an unknown error. If the problem persists, restart Outlook.

-or-

An internal support function returned and error.

CAUSE

There is a duplicate, one-off contact in the DL, containing the Internet address for a member of the Microsoft Exchange Server Global Address List (GAL).

RESOLUTION

Do not use the identical display name for one-off contacts in a DL which also have Internet entries in the GAL.

WORKAROUND

If you need to include an GAL member's Internet address in a contact DL, use a different display name.

STATUS

Microsoft has confirmed this to be a problem in the Microsoft products listed at the beginning of this article.

MORE INFORMATION

A one-off address entry is made in a DL by clicking the Add New button and then adding the recipient and Internet e-mail address without adding the recipient as a contact.

Additional query words: OL2K

Keywords :
Version : WINDOWS:2000
Platform : WINDOWS
Issue type : kbbug