|Message:||Outlook Web Access was unable to initialize.Invalid forms registry file %1 Line number = %2 Position = %3. The value “%4” specified for the ClientControl element is not one of the expected values.The forms registry is a critical component of Outlook Web Access. If this error is not addressed, users might not be able to access the Outlook Web Access client. For information about how to troubleshoot the forms registry, see the Help and Support Center.|
This Error event indicates that the value given for the ClientControl element in the specified forms registry is not valid.
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.