title: Sys.WebForms.PageRequestManagerServerErrorException
body: <p>I am using the asp.net with c# and using the update pannel as well as flash control i am getting the error sometime not all time and no page navigate after then plz help me out</p>
  
  <p>following is the massange on the pop up window:-</p>
  
  <p>"Sys.WebForms.PageRequestManagerServerErrorException: An unknown error occurred while processing the request on the server. The status code returned from the server was: 0"</p>
  
  <p>Please Help me out sence may on the demo time the application may carsh</p>