Applies to: Exchange Server 2010 SP3

Topic Last Modified: 2012-04-24

Microsoft Exchange Server 2010 generates OAB Maintenance events in Event Viewer so that you can troubleshoot and verify the OAB Maintenance features and services. Event Viewer tracks the following kinds of events in the given order, based on importance:

OAB Maintenance Errors and Events

The following table provides a list of OAB Maintenance errors and events.

Event ID Category Event type Value or description

MSExchange OAB Maintenance 1001

General

Information

The OAB Maintenance servicelet is starting.

MSExchange OAB Maintenance 1002

General

Information

The OAB Maintenance Servicelet caught an exception of type %1: "%2". A Watson report will be sent, and the servicelet will be re-started.

MSExchange OAB Maintenance 1003

General

Information

The OAB Maintenance Servicelet caught an exception of type %1: "%2". The task did not complete successfully.

MSExchange OAB Maintenance 2001

Orphaned OAB Recovery

Information

The server responsible for performing the OAB recovery scan is %1.

MSExchange OAB Maintenance 2002

Orphaned OAB Recovery

Information

Because this server is not the one responsible for performing the OAB recovery scan, the task is exiting.

MSExchange OAB Maintenance 2003

Orphaned OAB Recovery

Information

Orphaned OAB recovery scan has begun.

MSExchange OAB Maintenance 2005

Orphaned OAB Recovery

Information

No orphaned offline address books were found.

MSExchange OAB Maintenance 2006

Orphaned OAB Recovery

Information

%1 orphaned offline address books were found. The OAB Maintenance Servicelet will attempt to move these offline address books to functioning servers.

MSExchange OAB Maintenance 2007

Orphaned OAB Recovery

Information

The offline address book %1 was successfully moved to server %2.

MSExchange OAB Maintenance 2008

Orphaned OAB Recovery

Information

While attempting to move the offline address book %1, the OAB Maintenance Servicelet caught an exception of type %2: "%3". The offline address book was not moved.