& Enable custom database ,There was an error retrieving SMTP settings. .An error with this status code already exists. .NET Error Pages 4A custom error with this status code does not exist. Add Custom Error Page DAre you sure that you want to remove the selected custom error page? Edit Custom Error Page Edit Error Pages Settings Enable Authenticated View State Enable Client Based Culture Enable Session State Enable View State Enable role management. Use this feature to configure HTTP error responses. The error responses can be custom error pages, or detailed error messages that contain troubleshooting information. You have configured detailed error messages to be returned for both local and remote requests. When this option is selected, custom error configuration is not used.