Microsoft KB Archive/893083

= Top support issues for the Exchange information store =

Article ID: 893083

Article Last Modified on 10/25/2007

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APPLIES TO


 * Microsoft Exchange Server 2003 Standard Edition
 * Microsoft Exchange Server 2003 Enterprise Edition
 * Microsoft Exchange 2000 Server Standard Edition
 * Microsoft Exchange 2000 Enterprise Server

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SUMMARY
This article discusses the top support issues for the Microsoft Exchange 2000 Server information stores and the Microsoft Exchange Server 2003 information stores.



MORE INFORMATION
This article lists references to Microsoft Knowledge Base articles that describe the issues that may occur when you use the Microsoft Exchange information stores. Additionally, this article lists references to Microsoft Knowledge Base articles that discuss how to troubleshoot issues that you may experience.

Note This article does not provide a complete list of all the support issues for the Exchange information stores.

Third-party antivirus or backup software contention
When antivirus software scans Exchange information store files, the results may vary. The following is a list of some of the results that may occur when antivirus software scans Exchange information store files:
 * The Microsoft Exchange Information Store service may unexpectedly quit.
 * The Exchange information store database files may become corrupted.
 * The Microsoft Exchange Information Store service may stop responding at startup.
 * Mailbox data may be lost.

For more information about the issues that may occur with the Microsoft Exchange Information Store service, click the following article numbers to view the articles in the Microsoft Knowledge Base:

810190 &quot;The information store terminated abnormally&quot; error message and event ID 447 is logged

810197 Information Store data inconsistency is detected in a table, and Event 448 is logged

271465 Clients cannot access attachments after you back up drive M

For more information about how to resolve the previously mentioned issues, click the following article numbers to view the articles in the Microsoft Knowledge Base:

245822 Recommendations for troubleshooting an Exchange Server computer with antivirus software installed

328841 Exchange and antivirus software

823166 Overview of Exchange Server 2003 and antivirus software

318429 Error -613 message and you cannot back up Exchange 2000 Server or Exchange Server 2003

Exchange information store database reaches 16 GB limit
Microsoft Exchange standard versions have a 16 gigabyte (GB) limit on the Exchange information store databases. An Exchange information store database that has reached this limit cannot mount. The size of the Exchange information store database is calculated by adding the size of its respective .edb and .stm files.

For more information about this issue, click the following article number to view the article in the Microsoft Knowledge Base:

828070 Exchange Server mailbox store does not mount when the mailbox store database reaches the 16-GB limit

Exchange information store transaction log files are missing or are corrupted
When transaction log files are missing or are corrupted, the Exchange information store database may not mount.

This issue is described in the following Knowledge Base article.

301438 You cannot mount a database because there is a corrupted transaction log in Exchange 2000

Hardware problems cause Exchange information store file damage
Hardware problems may cause corrupted Exchange information store database files. Exchange information store database files corruption may be caused by hardware problems.

For more information about how to diagnose this kind of issue, click the following article numbers to view the articles in the Microsoft Knowledge Base:

314917 Understanding and analyzing -1018, -1019, and -1022 Exchange database errors

318429 Error -613 message and you cannot back up Exchange 2000 Server or Exchange Server 2003

327334 Event ID 474 error indicates a hardware failure

810411 Extensible Storage Engine event IDs 474 and 477 are logged when you try to back up the information store database

Exchange information store performance issues
Performance can also decrease when the Exchange Information Store checks discretionary access control list (DACL) on public folders.

For more information about store performance when you check public folder DACLs, click the following article number to view the article in the Microsoft Knowledge Base:

328880 How to troubleshoot public folder performance issues that are related to ACL conversions in Exchange 2000 and in Exchange 2003

Restoring or repairing damaged Exchange information store database files
Exchange information store database files corruption may be caused by hardware problems.

For more information about this issue, click the following article number to view the article in the Microsoft Knowledge Base:

313184 How to recover the information store on Exchange 2000 Server or Exchange Server 2003 in a single site

This issue is described in the following Knowledge Base articles:

296788 Offline backup and restoration procedures for Exchange

248122 How to use Eseutil to test transaction log files for damage in Exchange 2000 Server and in Exchange Server 2003

258243 How to back up and restore an Exchange computer by using the Windows Backup program

253931 Mounting a database after restore fails with error message c1041724

266689 The &quot;ESEUTIL /CC&quot; command does not work on Cluster service

299000 You cannot mount a database after an online restore operation

303949 How to restore an information store database in a clustered Exchange environment

328639 Hard recovery may end with error -939523485

813337 How to recover or restore a single mailbox in Exchange 2000 Server

823176 How to recover or to restore a single mailbox in Exchange Server 2003

824126 How to use Recovery Storage Groups in Exchange Server 2003

Exchange information store database transaction log drive full
Exchange Information store database transaction log files are written to the hard disk drive. Backed up files are typically removed automatically during online backups. If the one of the following conditions is true, the transaction log files will increase in number until the hard disk drive space is exhausted:
 * The backup is failing to remove the transaction log files.
 * The backup program has stopped running.
 * The transaction log files are not purged by using some other method.

Expired evaluation or trial versions of Microsoft Exchange Server
For more information about expired evaluation versions of Exchange Server, click the following article numbers to view the articles in the Microsoft Knowledge Base:

276206 Frequently asked questions (FAQ) about the Exchange Server 2003 and Exchange 2000 Server evaluation editions

840015 How to recover databases that were created while using a trial version of Exchange Server 2003 Enterprise Edition or Exchange 2000 Enterprise Server

Additional query words: 3rd storage service

Keywords: KB893083

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