当我从ASP.NET MVC项目上的jquery $ .ajax调用返回“内部服务器错误”时出了什么问题？

Here is my ajax call:

这是我的ajax电话:

response = $.ajax({
            type: "POST",
            url: "/Row/getRowName",
            dataType: "json",
            data:({ currRow : rowName, offset : 5 }),
            error:function(request){alert(request.statusText)},
            success:function(result){alert(result)}
        }).responseText;
response