ASP.NET MVC 2 - Không có phản ứng jquery ajax

Question

Tôi không hiểu lỗi này, không tạo ra lỗi trong "JsonResult Test()", Tôi đang làm dự án khác như ASP.NET MVC

Cảm ơn

Lỗi:

System.InvalidOperationException: This request has been blocked because sensitive information could be disclosed to third party web sites when this is used in a GET request. To allow GET requests, set JsonRequestBehavior to AllowGet. 

[InvalidOperationException: This request has been blocked because sensitive information could be disclosed to third party web sites when this is used in a GET request. To allow GET requests, set JsonRequestBehavior to AllowGet.] 
    System.Web.Mvc.JsonResult.ExecuteResult(ControllerContext context) +263733 
    System.Web.Mvc.ControllerActionInvoker.InvokeActionResult(ControllerContext controllerContext, ActionResult actionResult) +10 
    System.Web.Mvc.<>c__DisplayClass14.<InvokeActionResultWithFilters>b__11() +20 
    System.Web.Mvc.ControllerActionInvoker.InvokeActionResultFilter(IResultFilter filter, ResultExecutingContext preContext, Func`1 continuation) +251 
    System.Web.Mvc.<>c__DisplayClass16.<InvokeActionResultWithFilters>b__13() +19 
    System.Web.Mvc.ControllerActionInvoker.InvokeActionResultWithFilters(ControllerContext controllerContext, IList`1 filters, ActionResult actionResult) +178 
    System.Web.Mvc.ControllerActionInvoker.InvokeAction(ControllerContext controllerContext, String actionName) +314 
    System.Web.Mvc.Controller.ExecuteCore() +105 
    System.Web.Mvc.ControllerBase.Execute(RequestContext requestContext) +39 
    System.Web.Mvc.ControllerBase.System.Web.Mvc.IController.Execute(RequestContext requestContext) +7 
    System.Web.Mvc.<>c__DisplayClass8.<BeginProcessRequest>b__4() +34 
    System.Web.Mvc.Async.<>c__DisplayClass1.<MakeVoidDelegate>b__0() +21 
    System.Web.Mvc.Async.<>c__DisplayClass8`1.<BeginSynchronous>b__7(IAsyncResult _) +12 
    System.Web.Mvc.Async.WrappedAsyncResult`1.End() +59 
    System.Web.Mvc.MvcHandler.EndProcessRequest(IAsyncResult asyncResult) +44 
    System.Web.Mvc.MvcHandler.System.Web.IHttpAsyncHandler.EndProcessRequest(IAsyncResult result) +7 
    System.Web.CallHandlerExecutionStep.System.Web.HttpApplication.IExecutionStep.Execute() +8678910 
    System.Web.HttpApplication.ExecuteStep(IExecutionStep step, Boolean& completedSynchronously) +155 

C#

using System; 
using System.Collections.Generic; 
using System.Linq; 
using System.Web; 
using System.Web.Mvc; 

namespace Tesis.Controllers 
{ 
    public class AnalysisSourceDataController : Controller 
    { 
     // 
     // GET: /AnalysisSourceData/ 

     public ActionResult Index() 
     { 
      return View(); 
     } 

     public JsonResult Test() 
     { 
      return Json(new { mymsg = "my msg" }); 
     } 
    } 
} 

javascript

<script type="text/javascript"> 
    $(function() { 
     $.getJSON("/AnalysisSourceData/Test", function(data) { 
      alert(data.mymsg); 
     }); 
    }); 
</script> 

Answer 1

bạn không hiểu gì? Lỗi này khó có thể mô tả hơn. Đó là một tính năng bảo mật để ngăn JSON hijacking, bạn có thể vô hiệu hóa nó như thế này ..

return Json(new { mymsg = "my msg" }, JsonRequestBehavior.AllowGet); 

nhưng bạn nên hiểu được implications.