title: arterySignalR/ping MVC4 was not found
body: <p>I'm using MVC4, C#, Entity framework with repository pattern and I installed the Elmah nuget package. I have set the Elmah to send email when application error appear and since that I receive this: </p>
  
  <blockquote>
    <p>System.Web.HttpException: The controller for path '/3582be999d2646eca85b82b5302fc0af/arterySignalR/ping' was not found or does not implement IController.</p>
    
    <p>Generated: Tue, 05 Nov 2013 14:43:21 GMT System.Web.HttpException
    (0x80004005): The controller for path
    '/3582be999d2646eca85b82b5302fc0af/arterySignalR/ping' was not found
    or does not implement IController.    at
    System.Web.Mvc.DefaultControllerFactory.GetControllerInstance(RequestContext
    requestContext, Type controllerType)    at
    System.Web.Mvc.DefaultControllerFactory.CreateController(RequestContext
    requestContext, String controllerName)    at
    System.Web.Mvc.MvcHandler.ProcessRequestInit(HttpContextBase
    httpContext, IController&amp; controller, IControllerFactory&amp; factory)<br>
    at System.Web.Mvc.MvcHandler.BeginProcessRequest(HttpContextBase
    httpContext, AsyncCallback callback, Object state)    at
    System.Web.Mvc.MvcHandler.BeginProcessRequest(HttpContext httpContext,
    AsyncCallback callback, Object state)    at
    System.Web.Mvc.MvcHandler.System.Web.IHttpAsyncHandler.BeginProcessRequest(HttpContext
    context, AsyncCallback cb, Object extraData)    at
    System.Web.HttpApplication.CallHandlerExecutionStep.System.Web.HttpApplication.IExecutionStep.Execute()
    at System.Web.HttpApplication.ExecuteStep(IExecutionStep step,
    Boolean&amp; completedSynchronously)</p>
  </blockquote>
  
  <p>I dont know why I receive that error, I even don't know what arterySignalR/ping is and I want to know if someone of you know the solution to solve that.</p>
  
  <p>Thank you very much,</p>
  
  <p>Karine</p>