Delegating Error Messages In IIS 7.0

should definitely turn on the ASP script errors, otherwise your customers won’t see the useful errors from Classic ASP that IIS 6.0 showed. What your customers will see is the generic error, An error occurred on the server when processing the URL. Please contact the system administrator. the steps to safely delegate this setting to customers to enable them to get error information in the explains how to Delegate the errorMode setting to enable customers to get detailed information on errors, also important for troubleshooting tasks.