Server Error in '/' Application

[pablobaez]

tengo una aplicacion que al momento de correrla desde internet exploter sale el siguiente mensaje, la corro desde visual estudio 2005 y levanta sin ningun problema

Código:

Configuration Error 
Description: An error occurred during the processing of a configuration file required to service this request. Please review the specific error details below and modify your configuration file appropriately. 

Parser Error Message: It is an error to use a section registered as allowDefinition='MachineToApplication' beyond application level.  This error can be caused by a virtual directory not being configured as an application in IIS.

Source Error: 


Line 45:             ASP.NET to identify an incoming user. 
Line 46:         -->
Line 47: 		<authentication mode="Forms">
Line 48: 			<forms name="Athentication" path="/" loginUrl="Default.aspx" protection="All" timeout="30"/>
Line 49: 		</authentication>

[mdavila]

Me parece que no creaste el directorio virtual en el IIS....