MSExchangeTransport 5002

 

This article provides an explanation and possible resolutions for a specific Exchange event. If you don't find what you’re looking for here, try searching Exchange 2010 Help.

Details

Product Name

Exchange

Product Version

14.0

Event ID

5002

Event Source

MSExchangeTransport

Category

Routing

Symbolic Name

RoutingAdUnavailable

Message Text

Microsoft Exchange couldn't load routing tables because the Active Directory directory service is unavailable. Microsoft Exchange will continue to use the existing routing table if one is available.

Explanation

This Error event indicates the Microsoft Exchange Transport service couldn't load the routing tables because the Active Directory directory service is unavailable.

User Action

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

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

  • Increase the diagnostic logging level on the Routing counter of the MSExchangeTransport performance object. You can increase logging by running the following Exchange Management Shell command:

    Set-EventLogLevel "MSExchangeTransport\Routing" -Level High

    For more information about how to increase logging, see Set-EventLogLevel

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

    Important   After you have finished troubleshooting this issue, return logging to the default level by running the following command:

    Set-EventLogLevel -Identity "MSExchangeTransport\Routing" -Level Lowest

  • EEM_TrySelfHelpOrAssistedSupport

For More Information

If you are not already doing so, consider running the Exchange tools, which have been 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 and improve mail flow. 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.