Report viewer sub reports
                            
                         
                        
                     
                 
                
                    hi
I am trying to add parameter to subreports its showing error in sub report as follows
plz any body help me
Thanks 
vinod
Event code: 3005 
Event message: An unhandled exception has occurred. 
Event time: 10/14/2010 11:22:20 AM 
Event time (UTC): 10/14/2010 5:52:20 AM 
Event ID: fa6f1c20ba4a483981eedd7565f8899b 
Event sequence: 6 
Event occurrence: 1 
Event detail code: 0 
 
Application information: 
    Application domain: 7c54f285-2-129315091351419235 
    Trust level: Full 
    Application Virtual Path: /WebSite3 
    Application Path: D:\vinod\WebSite3\ 
    Machine name: WIN-0HF781JHR7G 
 
Process information: 
    Process ID: 5532 
    Process name: WebDev.WebServer40.exe 
    Account name: DOMAIN\vinodkumar.j 
 
Exception information: 
    Exception type: AspNetSessionExpiredException 
    Exception message: ASP.NET session has expired or could not be found
   at Microsoft.Reporting.WebForms.ViewerDataOperation..ctor()
   at Microsoft.Reporting.WebForms.HttpHandler.GetHandler(String operationType)
   at Microsoft.Reporting.WebForms.HttpHandler.ProcessRequest(HttpContext context)
   at System.Web.HttpApplication.CallHandlerExecutionStep.System.Web.HttpApplication.IExecutionStep.Execute()
   at System.Web.HttpApplication.ExecuteStep(IExecutionStep step, Boolean& completedSynchronously)
 
 
Request information: 
    Request URL: http://localhost:19000/WebSite3/Reserved.ReportViewerWebControl.axd?OpType=SessionKeepAlive&ControlID=e818047818d946e4b5ec1d9edc1c1dca&Mode=true 
    Request path: /WebSite3/Reserved.ReportViewerWebControl.axd 
    User host address: 127.0.0.1 
    User: DOMAIN\vinodkumar.j 
    Is authenticated: True 
    Authentication Type: NTLM 
    Thread account name: DOMAIN\vinodkumar.j 
 
Thread information: 
    Thread ID: 13 
    Thread account name: DOMAIN\vinodkumar.j 
    Is impersonating: False 
    Stack trace:    at Microsoft.Reporting.WebForms.ViewerDataOperation..ctor()
   at Microsoft.Reporting.WebForms.HttpHandler.GetHandler(String operationType)
   at Microsoft.Reporting.WebForms.HttpHandler.ProcessRequest(HttpContext context)
   at System.Web.HttpApplication.CallHandlerExecutionStep.System.Web.HttpApplication.IExecutionStep.Execute()
   at System.Web.HttpApplication.ExecuteStep(IExecutionStep step, Boolean& completedSynchronously)
 
 
Custom event details: