BUG: CDO Copies Unnecessary Properties in Forwarding and Replying

ID: Q219691

The information in this article applies to:

Collaboration Data Objects (CDO), version 1.21
Microsoft Exchange Server, version 5.5

SYMPTOMS

If a Collaboration Data Objects (CDO) application receives a message from a POP3 user in the site and replies to or forwards the message to a non-existent Internet recipient, a non-delivery report (NDR) may be sent to the POP3 user. In addition, if a CDO application replies to a message from an Internet message that includes a "Reply-To" field, CDO copies the "Reply-To" field to the reply message.

CAUSE

CDO copies unnecessary MAPI properties to new messages in Forward, Reply and ReplyAll methods.

RESOLUTION

To resolve this problem, obtain the latest service pack for Exchange Server version 5.5. For additional information, please see the following article in the Microsoft Knowledge Base:

Q191014 XGEN: How to Obtain the latest Exchange Server 5.5 Service Pack

The English version of this fix should have the following file attributes or later:

Component: CDO

File name	Version
Cdo.dll	5.5.2564.0

STATUS

Microsoft has confirmed this to be a problem in Collaboration Data Objects (CDO) version 1.21. This problem was first corrected in Exchange Server 5.5 Service Pack 3.

Additional query words: OWA

Keywords : kbCDO121bug kbXchge550 kbGrpMsg exc55 EXC55SP3Fix
Version : WINDOWS:1.21; winnt:5.5
Platform : WINDOWS winnt
Issue type : kbbug