System.NullReferenceException: 未将对象引用设置到对象的实例
using   System;
using   System.Drawing;
using   System.Collections;
using   System.ComponentModel;
using   System.Windows.Forms;
using   System.Data;
using   System.Diagnostics;

namespace   proTracker1
{
///   <summary>
///   Form1   的摘要说明。
///   </summary>
public   class   Form1   :   System.Windows.Forms.Form
{
private   System.Windows.Forms.ListView   listView1;
private   System.Windows.Forms.ColumnHeader   columnHeader1;
private   System.Windows.Forms.ColumnHeader   columnHeader2;
private   System.Windows.Forms.ColumnHeader   columnHeader3;
private   System.Windows.Forms.ColumnHeader   columnHeader4;
private   System.Windows.Forms.ColumnHeader   columnHeader5;
private   System.Windows.Forms.ColumnHeader   columnHeader6;
private   System.Windows.Forms.Button   button1;
private   System.Windows.Forms.Button   button2;
private   System.Diagnostics.Process[]   procList=new   Process[100];
///   <summary>
///   必需的设计器变量。
///   </summary>
private   System.ComponentModel.Container   components   =   null;


public   Form1()
{
//
//   Windows   窗体设计器支持所必需的
//
InitializeComponent();
AddProcesses();

//
//   TODO:   在   InitializeComponent   调用后添加任何构造函数代码
//
}

///   <summary>
///   清理所有正在使用的资源。
///   </summary>
protected   override   void   Dispose(   bool   disposing   )
{
if(   disposing   )
{
if   (components   !=   null)  
{
components.Dispose();
}
}
base.Dispose(   disposing   );
}

#region   Windows   窗体设计器生成的代码
///   <summary>
///   设计器支持所需的方法   -   不要使用代码编辑器修改
///   此方法的内容。
///   </summary>
private   void   InitializeComponent()
{
this.listView1   =   new   System.Windows.Forms.ListView();
this.columnHeader1   =   new   System.Windows.Forms.ColumnHeader();
this.columnHeader2   =   new   System.Windows.Forms.ColumnHeader();
this.columnHeader3   =   new   System.Windows.Forms.ColumnHeader();
this.columnHeader4   =   new   System.Windows.Forms.ColumnHeader();
this.columnHeader5   =   new   System.Windows.Forms.ColumnHeader();
this.columnHeader6   =   new   System.Windows.Forms.ColumnHeader();
this.button1   =   new   System.Windows.Forms.Button();
this.button2   =   new   System.Windows.Forms.Button();
this.SuspendLayout();
//  
//   listView1
//  
this.listView1.Columns.AddRange(new   System.Windows.Forms.ColumnHeader[]   {
this.columnHeader1,
this.columnHeader2,
this.columnHeader3,
this.columnHeader4,
this.columnHeader5,