error in loding new page .

meet gavit

12y1.3k.NET

when i add new page in project and run it i got following error

Server Error in '/' Application.

Object reference not set to an instance of an object.

Description: An unhandled exception occurred during the execution of the current web request. Please review the stack trace for more information about the error and where it originated in the code.

Exception Details: System.NullReferenceException: Object reference not set to an instance of an object.

Source Error:

  An unhandled exception was generated during the execution of the current  web request. Information regarding the origin and location of the  exception can be identified using the exception stack trace below.

Stack Trace:

[NullReferenceException: Object reference not set to an instance of an object.]    unityconstruction.WebForm28.Page_Load(Object sender, EventArgs e) in F:\unity final\unityconstruction\WebForm28.aspx.cs:20    System.Web.Util.CalliHelper.EventArgFunctionCaller(IntPtr fp, Object o, Object t, EventArgs e) +14    System.Web.Util.CalliEventHandlerDelegateProxy.Callback(Object sender, EventArgs e) +35    System.Web.UI.Control.OnLoad(EventArgs e) +91    System.Web.UI.Control.LoadRecursive() +74    System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) +2207

Version Information: Microsoft .NET Framework Version:4.0.30319; ASP.NET Version:4.0.30319.1

plz solved this

3 Replies

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MOHAMED JACKARIAH12y ago
I think The Null Reference error come from your master page. I think. Did you write any code in master page?
as well can you please check your master page Content Place Holder things.

meet gavit12y ago

my code

<%@ Page Title="" Language="C#" MasterPageFile="~/main.Master" AutoEventWireup="true" CodeBehind="WebForm28.aspx.cs" Inherits="unityconstruction.WebForm28" %>

and

#cs code is
using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;

namespace unityconstruction
{
    public partial class WebForm28 : System.Web.UI.Page
    {
        protected void Page_Load(object sender, EventArgs e)
        {

        }
    }
}

MOHAMED JACKARIAH12y ago
Dear meet gavit,

Can you please check the null value for your object.

Can you share your code?