Fixed the following issue (present only on 32-bit systems):

Version: 0.7.0.0

System.NullReferenceException: Object reference not set to an instance of an object.
at OpenHardwareMonitor.GUI.MainForm.timer_Tick(Object sender, EventArgs e)
at System.Windows.Forms.Timer.OnTick(EventArgs e)
at System.Windows.Forms.Timer.TimerNativeWindow.WndProc(Message& m)
at System.Windows.Forms.NativeWindow.Callback(IntPtr hWnd, Int32 msg, IntPtr wparam, IntPtr lparam)

Common Language Runtime: 4.0.30319.18444
Operating System: Microsoft Windows NT 6.1.7601 Service Pack 1
Process Type: 32-Bit

using System;

using System.Collections.Generic;

using System.Text;

using System.Collections.ObjectModel;

namespace Aga.Controls.Tree

{

	/*internal class ColumnCollection: Collection<Column>

	{

		public int TotalWidth

		{

			get

			{

				int res = 0;

				foreach (Column c in Items)

					res += c.Width;

				return res;

			}

		}

	}*/

}