public string getExceptions()
{
var sb = new StringBuilder();
if (exceptionStack.Count() > 0)
{
sb.AppendLine();
sb.AppendLine(new System.String('-', 40));
foreach (Exception exx in exceptionStack)
{
sb.AppendLine(exx.Message);
}
sb.AppendLine(new System.String('-', 40));
}
return sb.ToString();
}