The Event service does not start, and error code 0x80040110 is logged in Event Viewer on an Exchange 5.5 computer (814245)

The information in this article applies to:

Microsoft Exchange Server 5.5

SYMPTOMS

The Event service may not start on your Microsoft Exchange Server 5.5 computer. Additionally, the following event is logged in the application log in Event Viewer:Event Type: Error
Event Source: MSExchangeES
Event Category: General
Event ID: 5
Description: An unexpected MAPI error occurred. Error returned was [0x80040110].

CAUSE

This issue occurs when the following section is missing from the WINNT\System32\Mapisvc.inf file:

[MSEMS_MSMail_Section]
UID=13DBB0C8AA05101A9BB000AA002FC45A
66000003=01050000
66010003=04000000
66050003=03000000
66040003=02000000

RESOLUTION

To resolve this issue, add the following section to the WINNT\System32\Mapisvc.inf file, and then start the Event service:

[MSEMS_MSMail_Section]
UID=13DBB0C8AA05101A9BB000AA002FC45A
66000003=01050000
66010003=04000000
66050003=03000000
66040003=02000000

MORE INFORMATION

In MAPI numeric result codes, the hexadecimal value 0x80040110 corresponds to the MAPI error code MAPI_E_VERSION. The decimal value -2147221232 (hexadecimal value 0x80040110) corresponds to the MAPI error code ecVersionMismatch-MAPI_E_VERSION.

Modification Type:	Major	Last Reviewed:	12/10/2003
Keywords:	kbprb KB814245 kbAudITPRO