Microsoft KB Archive/175469

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XADM: Information Store Server Specific Error 2

Article ID: 175469

Article Last Modified on 10/28/2006


  • Microsoft Exchange Server 5.0 Standard Edition

This article was previously published under Q175469

IMPORTANT: This article contains information about modifying the registry. Before you modify the registry, make sure to back it up and make sure that you understand how to restore the registry if a problem occurs. For information about how to back up, restore, and edit the registry, click the following article number to view the article in the Microsoft Knowledge Base:

256986 Description of the Microsoft Windows Registry


When you attempt to perform a disaster recovery, the store fails to start during the restore process and you receive the following error message:

The Microsoft Exchange Information Store service returned service specific error 2

The event log shows the following information:

   Event ID 1081
   Source: MSExchangeIS
   Type: Error
   Category: Recovery
   Description: Unable to recover the database because error 0x00000002
   Occurred after a restore operation.

   Event ID: 5000
   Source: MSExchangeIS
   Type: Error
   Category: General
   Description: Unable to initialize the Microsoft Exchange Information
   Store Service.
   Error 2.


The problem occurs if circular logging is enabled on the server you are restoring to, and disabled on the server you are restoring from (the backup tape).


To work around this problem, turn circular logging off on the restore server.

WARNING: If you use Registry Editor incorrectly, you may cause serious problems that may require you to reinstall your operating system. Microsoft cannot guarantee that you can solve problems that result from using Registry Editor incorrectly. Use Registry Editor at your own risk.

An alternate method to work around the problem, is to locate and delete the following registry key:


Additional query words: won't start service

Keywords: kbprb KB175469