i am using windows 7 professional edition.i  have installed visual studio 2008 and sql server 2005.i did change in the ConnectionString in webconfig file.i am using DotNetNuke Community Version 5.03.01. And i also set the permission for particular Floder (Everone,Network).And i created the Sample database then it showing the following error.

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 103:  </system.webServer>
Line 104:  <system.web>
Line 105:    <machineKey validationKey="D34904B1C32B16133A31343B786046ABF00EB94E" decryptionKey="783AFF6764AD187B4953BEA1637EC86FE22D68449C265E21" decryption="3DES" validation="SHA1" />
Line 106:    <!-- HttpModules for Common Functionality -->
Line 107:    <httpModules>

Server Error in '/' Application.

---

Configuration Error

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. (D:\DNN5\web.config line 171)

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. (D:\DNN5\web.config line 230)

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. (D:\DNN5\web.config line 231)

                      

Version Information: Microsoft .NET Framework Version:2.0.50727.4927; ASP.NET Version:2.0.50727.4927

I received essentially the same error when I upgraded a dnn to 5.3.1. I do not have access to the IIS since I am using a hosting service. Do you have any specific suggestions I could make to my hosting support?