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NullReferenceException in XNA with C#
by scsscs in C & C++ & C#

I am trying to make a simple 3D game for windows with XNA and C#. I was trying to create view Matrices, as is suggested by every tutorial, and even MSDN, but I am getting a NullReferenceException error.


The error reads: Object Reference not set to an instance of an Object.
It points to the definition of the projection matrix:


projectionMatrix = Matrix.CreatePersp

Possible NullreferenceException
by Dan Ingraham in Programming Languages

Resharper is showing a "Possible System.NullReferenceException" warning. I however can't see how I can get one.


public class PlaceController : PlanningControllerBase
{
[Authorize]
public ActionResult StartStop(int id)
{
if (Request != null && Request.Cookies != null && Request.Cookies["place"] != null)
{
Need help with NullReferenceException
by Jason Terhorst in Programming Languages
DateTime mydt = new DateTime();
mydt = Convert.ToDateTime(com.Decrypt(Request.QueryString["Time"].ToString(), com.KeyCode.ToString()));

What am I doing wrong ? Its giving NullReferenceException.


Getting a NullReferenceException
by ferpaz in Programming Languages

I'm getting this:


private object setReportValues(object report, FormCollection values)
{
PropertyInfo[] properties = report.GetType().GetProperties();
foreach (PropertyInfo property in properties)
{
string val = values.GetValue(property.Name).ToString();
property.SetValue(report, val, null);
ASP.NET NullReferenceException
by Adam May in Coding

I am trying to write the user login details to the Database.
When I click the submit button Im getting a NullReferenceException.
There are 4 TextBoxes
Username, Email, Password and ConfirmPassword.


protected void Button1_Click(object sender, EventArgs e)
{
if ((RegisterUserWizardStep.FindControl("Password") as TextBox).Text == (Registe

NullReferenceException on IIS/ASP.net - out of nowhere?
by amelim in Programming Languages

I'm currently working on a website for a software company. I have a mechanism that runs as soon as the page loads (in Page_OnLoad, Masterpage code file), creates a new instance of an own class and runs a function from there.
Everything was running fine for weeks, and I worked on the website at completely different pages/areas that do not affect my current cause in any way.


So t


I get NullReferenceException
by chardin in Programming Languages

i get NullReferenceException when fill Repeater.Some products features empty.i used IsNullControl() method when use UrlDecode() and kill() method for avoid exception.But i get error still.


<asp:Repeater ID="rptProducts" runat="server">
<ItemTemplate>
<div>
<%# Eval("ProductName")%>

'NullReferenceException was unhandled' in C#
by jch in C & C++ & C#

I am having a nullreferenceexception error in my code in this line:


public bool BoundingVolumeIsInView(BoundingSphere sphere)
{
**return (Frustum.Contains(sphere) != ContainmentType.Disjoint);**
}

Please tell me what i am doing wrong?


Thanks


NullReferenceException on OpenSkeletonFrame
by ruby-on-rails in Programming Languages

Hello, I get a NullReferenceException when running this:


void newSensor_AllFramesReady(object sender, AllFramesReadyEventArgs e)
{
Skeleton first = GetFirstSkeleton(e);
if (first == null)
{
return;
}
/**
* @TODO
* obsluzyc wyjatek null reference na w

NullReferenceException on this C# code
by msg in C & C++ & C#

Here is the entire code for my class:


using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Net;
using System.Xml.Linq;
namespace SharpDIC.Entities
{
/// <summary>
/// Represents a forum on the Dream.In.Code website.
/// </summary>
public class Forum

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