XGEN: The "MoveMailbox" Function Returns E_UNEXPECTED When Initializing COM as Multithreaded (295694)

The information in this article applies to:

Microsoft Exchange 2000 Server

This article was previously published under Q295694

SYMPTOMS

If the MoveMailbox function is called from a program that initializes Component Object Model (COM) by using CoInitializeEx(NULL,COINIT_MULTITHREADED), the call may fail and return E_UNEXPECTED.

An error message may also be logged in the Application event log:

Error: An unexpected, unknown error has occurred.

MAPI or an unspecified service provider.

ID no: 80010106-0000-00000000.

ID no: c1050106
Microsoft CDO for Exchange Management

CAUSE

This problem occurs because CDOEXM cannot initialize COM as multithreaded when the MoveMailbox application programming interface (API) is being called.

RESOLUTION

To resolve this problem, obtain the latest service pack for Microsoft Exchange 2000 Server. For additional information, click the following article number to view the article in the Microsoft Knowledge Base:

301378 XGEN: How to Obtain the Latest Exchange 2000 Server Service Pack

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

Component: Administrator

File name	Version
Cdoexm.dll	6.0.4418.91

STATUS

Microsoft has confirmed that this is a problem in Microsoft Exchange 2000 Server. This problem was first corrected in Microsoft Exchange 2000 Server Service Pack 2.

Modification Type:	Minor	Last Reviewed:	6/5/2003
Keywords:	kbbug kberrmsg kbExchange2000preSP2fix kbExchange2000SP2Fix kbfix KB295694