Error: HTTP Error 500.22 - Internal Server Error

This error indicates that your application is not coded to run in Integrated Pipeline Mode.

To resolve this issue you must either:

• Update your code to run in Integrated Pipeline Mode.

<system.webServer>
     <validation validateIntegratedModeConfiguration="false" />
 </system.webServer>

• Open iis and select the application pool for your Site and change managed pipeline mode in to integrated to Classic.

Now its Cleared.