C#

XmlDocument xmlDoc = new XmlDocument();
xmlDoc.LoadXml("XMLTree.xml");
try
{
       <font color="red">XmlNodeList xmlnodeList = xmlDoc.SelectNodes("categories");</font>				
       foreach(XmlNode x in xmlnodeList)
       {
		MessageBox.Show(x.InnerText);

	}
}
catch(System.Xml.XmlException e)
{	
	MessageBox.Show(e.Message + "\n\n" + e.StackTrace);
}

<br />
SentBytes = new Byte[22];<br />
				listener = new Socket(AddressFamily.InterNetwork, SocketType.Stream,<br />
					ProtocolType.Tcp );<br />
				IPAddress hostadd = Dns.Resolve("MyIpIsHere").AddressList[0];<br />
				IPEndPoint EPhost = new IPEndPoint(hostadd, 8000);<br />
				listener.Bind(EPhost);<br />
				listener.Listen(22);<br />
				//<br />
				listener.BeginAccept(new AsyncCallback(AcceptCallBack),listener);<br />
//the line below is where the error is.				<br />
listener.BeginReceive(SentBytes,0,15,SocketFlags.MaxIOVectorLength,new AsyncCallback(Reciever),listener);<br />
<br />
//and my Call back method looks like this ><br />
private void Reciever(IAsyncResult e)<br />
		{<br />
			string f = ASCIIEncoding.ASCII.GetString(SentBytes);<br />
			MessageBox.Show(f);<br />
			listener.EndReceive(e);<br />
		}<br />

private void tvOptionsTree_AfterSelect(object sender, System.Windows.Forms.TreeViewEventArgs e)
{
	Form frmSelected = GetSelectedForm();
	if (frmSelected == null)
	{	MessageBox.Show("An error has occured in the options form which should never occur!\r\ntvOptionsTree_AfterSelect()");
		return;	}

	ShowForm(frmSelected);
}

private void ShowForm(Form frmForm)
{
	this.SuspendLayout();

	// if there is a form currently displayed we must get rid of it
	if (this.m_frmShownForm != null)
	{	this.m_frmShownForm.Enabled = false;
		this.m_frmShownForm.Visible = false;
		this.RemoveOwnedForm(m_frmShownForm);}

	m_frmShownForm = frmForm;
	
	m_frmShownForm.Location = new Point(this.PointToScreen(new Point(0, 0)).X + panel1.Left, 
		this.PointToScreen(new Point(0, 0)).Y + panel1.Top);

	m_frmShownForm.Size = panel1.Size;
	m_frmShownForm.FormBorderStyle = FormBorderStyle.None;
	m_frmShownForm.ShowInTaskbar = false;
	m_frmShownForm.StartPosition = FormStartPosition.Manual;
	
	this.AddOwnedForm(m_frmShownForm);
	
	//this.ResumeLayout();
	m_frmShownForm.Enabled = true;
	m_frmShownForm.Visible = true;
	m_frmShownForm.BringToFront();
	m_frmShownForm.Select();
	m_frmShownForm.Focus();
	m_frmShownForm.Refresh();
}