WPF mutex for single app instance not working

Question

I\'m trying to use the mutex method for only allowing one instance of my app to run. That is - I only want a max of one instance for all users on a machine. I\'ve read throu

Answer 1

I did this from this link just add the given class and a single line in you App.Xaml.cs http://wpfsingleinstance.codeplex.com/

public partial class App : Application    
{
  protected override void OnStartup(StartupEventArgs e) 
  {
        WpfSingleInstance.Make(); //added this is the function of that class 
        base.OnStartup(e);
  }
}