Knowledge Base

XADM: Event ID 1023 Reports Logon Failure Audit

Article ID: 188594

Article Last Modified on 10/28/2006

Microsoft Exchange Server 5.0 Standard Edition
Microsoft Exchange Server 5.5 Standard Edition

This article was previously published under Q188594

SYMPTOMS

Th Event Viewer application log displays several events similar to the following:

   Event ID: 1023
   Source:  MSExchangeIS Private
   Type: Failure Audit
   Category: Logons
   Description:
   MESSAGING\ServiceAccount was validated as
   /o=Organization/ou=Site/cn=Recipients, Utility/cn=MSExchangeMCA
   but was unable to log on to
   /o=Organization/ou=Site/cn=Recipients/cn=mailbox.

CAUSE

This event is logged when you run MBClean from a server where the user mailboxes do not reside. This event is informational only and does not result in any failures in running MBCLean. The event can be ignored.

WORKAROUND

Install MBClean on a server where the user mailboxes are located.

Keywords: kbprb KB188594