Hi,

Sometimes I get exception in my production environment:

• Process information
  • Process ID: 3832
  • Process name: w3wp.exe
  • Account name: NT AUTHORITY\NETWORK SERVICE
• Exception information
  • Exception type: System.Web.HttpException
  • Exception message: Server cannot set status after HTTP headers have been sent.
• Request information
  • Request URL: http://www.myulr.pl/logon
  • Request path: /logon
  • User host address: 10.11.9.1
  • User: user001
  • Is authenticated: True
  • Authentication Type: Forms
  • Thread account name: NT AUTHORITY\NETWORK SERVICE
• Thread information
  • Thread ID: 10
  • Thread account name: NT AUTHORITY\NETWORK SERVICE
  • Is impersonating: False

Stack trace: at System.Web.HttpResponse.set_StatusCode(Int32 value) at  
System.Web.HttpResponseWrapper.set_StatusCode(Int32 value) at  
System.Web.Mvc.HandleErrorAttribute.OnException(ExceptionContext filterContext) at  
System.Web.Mvc.ControllerActionInvoker.InvokeExceptionFilters(ControllerContext controllerContext, IList(1) filters, Exception exception) at  
System.Web.Mvc.ControllerActionInvoker.InvokeAction(ControllerContext controllerContext, String actionName) at System.Web.Mvc.Controller.ExecuteCore() at  
System.Web.Mvc.MvcHandler.<>c__DisplayClass8.<BeginProcessRequest>b__4() at  
System.Web.Mvc.Async.AsyncResultWrapper.<>c__DisplayClass1.<MakeVoidDelegate>b__0() at  
System.Web.Mvc.Async.AsyncResultWrapper.<>c__DisplayClass8(1).<BeginSynchronous>b__7(IAsyncResult _) at  
System.Web.Mvc.Async.AsyncResultWrapper.WrappedAsyncResult(1).End() at   
System.Web.Mvc.MvcHandler.EndProcessRequest(IAsyncResult asyncResult) at  
System.Web.HttpApplication.CallHandlerExecutionStep.System.Web.HttpApplication.IExecutionStep.Execute() at  
System.Web.HttpApplication.ExecuteStep(IExecutionStep step, Boolean& ompletedSynchronously) 

I didn't noticed this error on my test environment what should I check?

I am using ASP.NET MVC 2 (Release Candidate 2)