duplicated_process.txt

using System.Diagnostics;

namespace Server
{
    static class Program
    {
        /// <summary>
        /// The main entry point for the application.
        /// </summary>
        [STAThread]
        static void Main()
        {
            Process[] p = Process.GetProcessesByName("yourApp");
            if (p.Length > 1)
            {
                MessageBox.Show("app is already running!",
                                    "app running",
                                    MessageBoxButtons.OK,
                                    MessageBoxIcon.Hand);
                // p[1].Kill();
                return;
            }

            Application.EnableVisualStyles();
            Application.SetCompatibleTextRenderingDefault(false);
            Application.Run(new Form1());
        }
    }
}