Topic Last Modified: 2010-11-16

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:


Product Name


Product Version

14.0 (Exchange 2010)

Event ID


Event Source

MSExchange EdgeSync

Alert Type


Rule Path

Microsoft Exchange Server/Exchange 2010/Hub Transport/EdgeSync

Rule Name

An exception occured while loading the required EdgeSync credentials. Run the Test-EdgeSynchronization cmdlet on the Hub Transport server.


This Error event indicates that an error occurred when the Microsoft Exchange EdgeSync credentials were loaded. This error typically occurs if EdgeSync credentials are not found for the Edge Transport server or if the EdgeSync service cannot decrypt the credentials that are used for the Edge Transport server.

User Action

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

  • To determine the cause of this error, you must run the Test-EdgeSynchronization cmdlet on the Hub Transport server.

  • Resubscribe the Edge Transport server that is specified in the event description. For more information, see the following topics:

    • Import an Edge Subscription File to an Active Directory Site

    • Create an Edge Subscription File on an Edge Transport Server

  • Run the Dcdiag command-line tool to test domain controller health. To do this, run dcdiag /s:<Domain Controller Name> at a command prompt on the Exchange server. Use the output of Dcdiag to discover the root cause of any failures or warnings that it reports. For more information, see Dcdiag Overview at the Windows Server TechCenter.

  • Review the Application log for MSExchangeADAccess and MSExchange Topology events that could provide more information about the cause of this event.

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.