Microsoft KB Archive/182510

= XADM: Error Message: Could Not Open Emsmdb32.dll During Upgrade =

Article ID: 182510

Article Last Modified on 10/27/2006

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APPLIES TO


 * Microsoft Exchange Server 5.0 Standard Edition

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This article was previously published under Q182510



Important This article contains information that shows you how to help lower security settings or how to turn off security features on a computer. You can make these changes to work around a specific problem. Before you make these changes, we recommend that you evaluate the risks that are associated with implementing this workaround in your particular environment. If you implement this workaround, take any appropriate additional steps to help protect your system.

Warning This workaround may make your computer or your network more vulnerable to attack by malicious users or by malicious software such as viruses. We do not recommend this workaround but are providing this information so that you can implement this workaround at your own discretion. Use this workaround at your own risk.

Note An antivirus program is designed to help protect your computer from viruses. You must not download or open files from sources that you do not trust, visit Web sites that you do not trust, or open e-mail attachments when your antivirus program is disabled.

For additional information about computer viruses, click the following article number to view the article in the Microsoft Knowledge Base:

129972Computer viruses: description, prevention, and recovery



SYMPTOMS
During the upgrade to Exchange Server 5.0 Service Pack 2, you may receive the following error message:

Could not open the file named d:\<%winnt%>\system32\EMSMDB32.DLL. It is

in use by another application.



CAUSE
An application such as the Microsoft Exchange Administrator program has the file locked open.



WORKAROUND
To work around this problem, make sure the Microsoft Exchange Administrator and other Exchange Server-aware applications are not in use during the upgrade process.



MORE INFORMATION
For additional information, click the article number below to view the article in the Microsoft Knowledge Base:

162658 XCLN: Exchange Setupfor Windows NT Fails on Emsmdb32.dll

You may receive this error if you are running Norton Antivirus during the upgrade. To resolve the issue, turn off Norton Antivirus to allow the service pack setup to finish.

Additional query words: 50sp2

Keywords: kbprb kbusage KB182510

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