Hi I’ trying to run the following demo :
|An unexpected error has occurred while we were trying to fetch your desired resource. We apologize for the inconvenience. An email has been sent to the webmaster with the error details.|
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:
Could not load file or assembly ‘System.Web.Extensions, Version=1.0.61025.0,
Culture=neutral, PublicKeyToken=31bf3856ad364e35’ or one of its dependencies.
The system cannot find the file specified.