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The Exchange 2003 database does not mount, and event IDs 9518 and 9519 are logged in the Application log

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Article ID:930241
Last Review:March 26, 2007
Revision:4.3
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SYMPTOMS

After you apply a version of Store.exe that is later than 06.05.7651.26 on a server that is running Microsoft Exchange Server 2003 Service Pack 2, the Exchange 2003 database does not mount.

Additionally, the following events are logged in the Application log:
Event Type: Error
Event Source: MSExchangeIS
Event Category: General
Event ID: 9518
Date: date
Time: time
User: N/A
Computer: ServerName
Description: Error 0x89a starting Storage Group /DC=com/DC=domain/CN=Configuration/CN=Services/CN=Microsoft Exchange/CN=OrgName/CN=Administrative Groups/CN=AdminGroupName/CN=Servers/CN=ServerName/CN=InformationStore/CN=First Storage Group on the Microsoft Exchange Information Store.
MDB failed to start.
Event Type: Error
Event Source: MSExchangeIS
Event Category: General
Event ID: 9519
Date: date
Time: time User: N/A
Computer: ServerName
Description: Error 0x89a starting database "First Storage Group\Mailbox Store" on the Microsoft Exchange Information Store.
For more information, click http://www.microsoft.com/contentredirect.asp.
Data: 0000: 46 61 69 6c 65 64 20 74 Failed t
0008: 6f 20 63 6f 6e 66 69 67 o config
0010: 75 72 65 20 4d 44 42 00 ure MDB.
Update 926666 includes a version of Store.exe that is later than 06.05.7651.26. Therefore, you may experience the problem that is mentioned in the "Symptoms" section after you apply update 926666. For more information about update 926666, click the following article number to view the article in the Microsoft Knowledge Base:
926666 (http://support.microsoft.com/kb/926666/) Update for daylight saving time changes in 2007 for Exchange 2003 Service Pack 2

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CAUSE

This problem occurs if the following conditions are true:
•The security descriptor of a database object is modified to include a well-known user or a well-known group.
•More than one domain exists in the forest.
This problem may also occur if a security identifier (SID) in the database object has conflicting values with another object in the Active Directory directory service for one of the following attributes:
•objectSID
• msExchMasterAccountSid
• SIDHistory
These attributes must be unique in the forest.

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RESOLUTION

Update information

The following file is available for download from the Microsoft Download Center:
DownloadDownload the Exchange2003-KB930241-x86-ENU.exe package now. (http://www.microsoft.com/downloads/details.aspx?FamilyId=2A835A09-8E57-4027-A488-1E61C4B43A10&displaylang=en) Release Date: February 22, 2007

For more information about how to download Microsoft support files, click the following article number to view the article in the Microsoft Knowledge Base:
119591 (http://support.microsoft.com/kb/119591/) How to obtain Microsoft support files from online services
Microsoft scanned this file for viruses. Microsoft used the most current virus-detection software that was available on the date that the file was posted. The file is stored on security-enhanced servers that help prevent any unauthorized changes to the file.

Prerequisites

You must have Exchange Server 2003 Service Pack 2 (SP2) installed to apply this update.

For more information, click the following article number to view the article in the Microsoft Knowledge Base:
836993 (http://support.microsoft.com/kb/836993/) How to obtain the latest service packs for Exchange Server 2003

Restart requirement

You do not have to restart the computer after you apply this update. However, the Microsoft Exchange Information Store service and all dependent services will be restarted.

Update replacement information

This update does not replace a previously released update.

File information

The English version of this update has the file attributes (or later file attributes) that are listed in the following table. The dates and times for these files are listed in Coordinated Universal Time (UTC). When you view the file information, it is converted to local time. To find the difference between UTC and local time, use the Time Zone tab in the Date and Time item in Control Panel.
File nameFile versionFile sizeDateTimePlatform
Exosal.dll6.5.7652.1470,14415-Feb-200720:39x86
Mdbmsg.dll6.5.7652.143,375,10415-Feb-200702:19x86
Store.exe6.5.7652.145,261,31215-Feb-200720:41x86

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STATUS

Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.

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MORE INFORMATION

For more information about the terminology that is used to describe Microsoft software updates, click the following article number to view the article in the Microsoft Knowledge Base:
824684 (http://support.microsoft.com/kb/824684/) Description of the standard terminology that is used to describe Microsoft software updates
For more information about the naming schema for Exchange Server software updates, click the following article number to view the article in the Microsoft Knowledge Base:
817903 (http://support.microsoft.com/kb/817903/) New naming schema for Exchange Server software update packages

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APPLIES TO
•Microsoft Exchange Server 2003 Service Pack 2, when used with:
  Microsoft Exchange Server 2003 Standard Edition
  Microsoft Exchange Server 2003 Enterprise Edition

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Keywords: 
atdownload kbqfe kbfix kbbug kbpubtypekc kbexpertiseinter KB930241

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