C#

using System;
using System.Collections.Generic;
using System.Diagnostics;
using System.Text;

namespace ConsoleApplication {
    class Program {
        static void Main(string[] args) {
            try {
                DateTime dtBadDate = new DateTime(2007, 9, 31); // a bad date that will cause an exception
            }
            catch (Exception ex) {
                Debugger.Log(1, ex.Source.ToString(), ex.Message.ToString());
            }
        }
    }
}

private void createCurves(ZedGraphControl zgc)
        {
            ColorSymbolRotator rotator = new ColorSymbolRotator();
            #region create curves as needed
            for (int i = 0; i < lgControlsPanel.Controls.Count; i++)
            {
                if (lgControlsPanel.Controls[i] == angleCheckBox)
                    if (angleCheckBox.Checked)
                    {
                        foreach (string key in valveCheckedListBox.Items)
                        {
                            if (valveCheckedListBox.CheckedItems.Contains(key))
                            {
                                zgc.GraphPane.AddCurve(key + ": Angle", anglePointArr[HexToLong(key)], rotator.NextColor, rotator.NextSymbol);
                            }
                        }
                    }
.
.
.
            zgc.AxisChange();
        }

<br />
Thread startCreateCureves = new Thread(delegate() { createCurves(zgc); });<br />
startCreateCureves.Start();

private void createCurves(ZedGraphControl zgc)
        {
            if (zgc.InvokeRequired)
            {
                createCurvesHandler d = new createCurvesHandler(createCurves);
                this.Invoke(d, new object[] { zgc });
            }
            ColorSymbolRotator rotator = new ColorSymbolRotator();
            #region create curves as needed
            for (int i = 0; i < lgControlsPanel.Controls.Count; i++)
            {