A configuration update occurred but the internal cache failed to load. Microsoft Exchange will retain the existing configuration.

Details
Product: Exchange
Event ID: 16018
Source: MSExchangeTransport
Version: 8.0
Symbolic Name: ConfigurationLoaderExternalError
Message: A configuration update occurred but the internal cache failed to load. Microsoft Exchange will retain the existing configuration.
   
Explanation

This Warning event indicates that the Microsoft Exchange Transport service detected a configuration update. However, the internal cache could not load.

   
User Action

To resolve this warning, do one or more of the following:

  • If this event occurs infrequently, no user action is required.

  • Make sure that the Microsoft Exchange server that logged this event can communicate with one or more Active Directory directory service servers available in the organization.

  • Review other related Error and Warning events in the Application log. These related events may help you find the root cause of this error.

  • If the recommended steps do not resolve this error, contact Microsoft Customer Support Services. For more information about how to contact support, visit the Microsoft Help and Support Web site.

If you are not already doing so, consider running the tools that Microsoft Exchange offers to help administrators analyze and troubleshoot their Exchange environment. These tools can help you make sure that your configuration is in line with Microsoft best practices. They can also help you identify and resolve performance issues, improve mail flow, and better manage disaster recovery scenarios. Go to the Toolbox node of the Exchange Management Console to run these tools now. For more information about these tools, see Toolbox in the Exchange Server 2007 Help.

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