|Message:||Process %1 (PID=%2). The site monitor API could not start – Call=%3 Error code=%4. Try to resolve this event by restarting the computer that is running Exchange. If this event reoccurs, review the Application log and System log for any corresponding Warning or Error events.|
This Error event indicates that the Site monitor API was unable to start when it tried to discover the site name for the server that is running Microsoft® Exchange Server. The Site monitor API discovers the site name where the Exchange server is installed. It also updates the msExchServerSite attribute of the Exchange server object when the local site name changes.
This event may be caused by the following circumstances:
To resolve this error, do one or more of the following:
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.