Topic Last Modified: 2010-04-26

The Microsoft Exchange Server 2010 Management Pack for System Center Operations Manager monitors the Windows Application log on computers running Exchange 2010 and generates this alert when the events specified in the following Details table are logged.

To learn more about this alert, in Operations Manager, do one or more of the following:

From the Operations Console, double-click this alert, and then click the General tab. Review the description of the alert that includes the variables specific to your environment.
From the Operations Console, double-click this alert, and then click the Alert Context tab. Review the logged events that meet the criteria of this Operations Manager alert.

Details

Product Name	Exchange
Product Version	14.0 (Exchange 2010)
Event ID	9387
Event Source	MSExchangeSA
Alert Type	Warning
Rule Path	Microsoft Exchange Server/Exchange 2010/Mailbox/System Attendant
Rule Name	OALGen failed to read the OAB version 4 property list from registry.

Explanation

This Error event indicates that there is an invalid value in the registry.

User Action

To resolve this error, perform the following procedure.

Caution:
Incorrectly editing the registry can cause serious problems that may require you to reinstall your operating system. Problems resulting from editing the registry incorrectly may not be able to be resolved. Before editing the registry, back up any valuable data.

Start Registry Editor (regedit).
Locate the following registry subkey: HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\MSExchangeIS\<SERVER NAME>\Private-<database GUID>
Do one of the following:
1. If the OAL V4 ANR Properties DWORD exists for the subkey, change the value to the correct integral number of ULONGs.
2. If the OAL V4 ANR Properties DWORD does not exist for the subkey, create a new DWORD with that name, and then set its value to the correct number of integral ULONGs.

For More Information

If you are not already doing so, consider running the Exchange tools created to help you analyze and troubleshoot your Exchange environment. These tools can help make sure that your configuration aligns with Microsoft best practices. They can also help you identify and resolve performance issues, improve mail flow, and better manage disaster recovery scenarios. To run these tools, go to the Toolbox node of the Exchange Management Console. To learn more about these tools, see Managing Tools in the Toolbox.