Assume that you try to change the settings for the Exchange, Exchweb, or Public virtual directories in IIS Manager in a Microsoft Exchange Server 2010 environment. In this situation, you receive the following error message:
There was an error while performing this operation.
Details:
File Name: \\?\drive:\Program Files\Microsoft\Exchange Server\V14\ClientAccess\OWA\web.config
Line number: Line Number
Error: Configuration section not allowed to be set below application.
Details:
File Name: \\?\drive:\Program Files\Microsoft\Exchange Server\V14\ClientAccess\OWA\web.config
Line number: Line Number
Error: Configuration section not allowed to be set below application.