Павел Агуров? (С#)

ing Microsoft.Office.Interop.Excel;
using System;
using System.IO;
using System.Reflection;

namespace ExcelReader
{
class Class1
{
[STAThread]
static void Main(string[] args)
{
ApplicationClass application = null;
string filename;
Workbook workbook;
Worksheet worksheet;
object objsheet, objrange;
Range range;

// Должно быть полное имя
filename = Path.Combine(System.AppDomain.CurrentDomain.BaseDirectory , @"test.xls");

try
{
application = new ApplicationClass();
application.Visible=false;
application.DisplayAlerts=false;

workbook = application.Workbooks.Open(
filename,
Missing.Value,
Missing.Value,
Missing.Value,
Missing.Value,
Missing.Value,
Missing.Value,
Missing.Value,
Missing.Value,
Missing.Value,
Missing.Value,
Missing.Value,
Missing.Value,
Missing.Value,
Missing.Value
);

objsheet = workbook.ActiveSheet;
if (objsheet != null)
{
worksheet = (Worksheet) objsheet;
objrange = worksheet.Cells[1, 1];
if (objrange != null)
{
range = (Range) objrange;
range.Font.Name="Tahoma";
range.Font.Size=8;
range.Font.Bold=false;
range.Value2 = "новое значение";
range = null;
}
objrange = null;
worksheet = null;
}
objsheet = null;

workbook.Save();
workbook = null;
}
catch(Exception ex)
{
Console.WriteLine(ex.ToString());
}
finally
{
if (application != null)
{
application.Quit();
}
application = null;
}
}
}
}

Скачал с "Павла Агурова" - никак не могу запустить.:confused:
(пример изменён)
Ошибка найдена, извиняюсь.