Manage unhandled exceptions that are thrown on secondary user interface (UI) threads.

  


<Application
  xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
  xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
  x:Class="WpfApplication1.App"
  StartupUri="MainWindow.xaml" 
  DispatcherUnhandledException="App_DispatcherUnhandledException" />

//File:Window.xaml.cs
using System; 
using System.Text; 
using System.Windows;
using System.Windows.Threading; 

namespace WpfApplication1
{
    public partial class App : Application
    {
        void App_DispatcherUnhandledException(object sender, DispatcherUnhandledExceptionEventArgs e)
        {
            StringBuilder sb = new StringBuilder();
            sb.AppendFormat("{0}\n", e.Exception.InnerException.Message);
            sb.AppendFormat("{0}\n", e.Exception.Message);
            sb.AppendFormat("Exception handled on main UI thread {0}.", e.Dispatcher.Thread.ManagedThreadId);
            MessageBox.Show(sb.ToString());

            e.Handled = true;
        }
    }
}

1.	Cross Thread Exception Raising
2.	Cross Thread Exception Raising WorkerThread
3.	Check Exception type for DispatcherUnhandledException
4.	Raise exception from button click event
5.	Security Exception
6.	Throw Handled Exception
7.	Throw Unhandled Exception
8.	Throw Unhandled Exception From Thread
9.	Customize UpdateSourceExceptionFilter
10.	Manage unhandled exceptions that are thrown on secondary worker threads.
11.	Throw Exception from button click action
12.	Catch XamlParseException

Manage unhandled exceptions that are thrown on secondary user interface (UI) threads. : Exception « Windows Presentation Foundation « C# / C Sharp

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