XIMS: Error Message: The Service Configuration Dynamic Link Library 'Chatcfg.dll' Failed to Load Correctly (239661)

The information in this article applies to:

the operating system: Microsoft Windows 2000
Microsoft Exchange Server 5.5

This article was previously published under Q239661

SYMPTOMS

After you install Exchange Server 5.5 Chat services on a computer running Windows 2000 Server, you may receive the following error message when you try to administer the Chat service:

Internet Services Manager
The service configuration dynamic link library 'chatcfg.dll' failed to load correctly. The specified module could not be found.

CAUSE

In Exchange Server versions earlier than Exchange Server 5.5 Service Pack 1, Chat runs as an Internet Server Application Programming Interface (ISAPI) extension, and is dependant upon Internet Services Manager for configuration and administration.

RESOLUTION

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

191014 XGEN: How to Obtain the Latest Exchange Server 5.5 Service Pack

STATUS

This problem was first corrected in Exchange Server 5.5 Service Pack 1.

MORE INFORMATION

If you apply the latest Exchange Server 5.5 service pack, you update the Chat service to run as its own service; it is no longer dependent upon the Internet Service Manager and you can administer and configure it by using its own Microsoft Management Console (MMC).

Modification Type:	Minor	Last Reviewed:	4/25/2005
Keywords:	kbprb KB239661