title: monotouch VMDisconnectedException when debugging on my iPhone 3GS
body: <p>I'm developping an application with the latest version of monotouch , it works fine on debug mode with the iPhone simulator , it runs fine on release mode on the actual device ( iPhone 3GS ) but , when I try to run it in debug mode on the iPhone , i get the following error : </p>
  
  <pre><code>Loaded assembly: /private/var/mobile/Applications/4E065319-A04A-4BE7-8ABD-D3FA65B57A5B/MyApp.app/Mono.Security.dll [External]
  Loaded assembly: /private/var/mobile/Applications/4E065319-A04A-4BE7-8ABD-D3FA65B57A5B/MyApp.app/System.dll [External]
  Loaded assembly: /private/var/mobile/Applications/4E065319-A04A-4BE7-8ABD-D3FA65B57A5B/MyApp.app/monotouch.dll [External]
  Loaded assembly: /private/var/mobile/Applications/4E065319-A04A-4BE7-8ABD-D3FA65B57A5B/MyApp.app/System.Xml.dll [External]
  Loaded assembly: /private/var/mobile/Applications/4E065319-A04A-4BE7-8ABD-D3FA65B57A5B/MyApp.app/System.Web.Services.dll [External]
  Loaded assembly: /private/var/mobile/Applications/4E065319-A04A-4BE7-8ABD-D3FA65B57A5B/MyApp.app/MyApp.exe
  Mono.Debugger.Soft.VMDisconnectedException: Exception of type 'Mono.Debugger.Soft.VMDisconnectedException' was thrown.
  at Mono.Debugger.Soft.Connection.SendReceive (CommandSet command_set, Int32 command, Mono.Debugger.Soft.PacketWriter packet) [0x00000] in &lt;filename unknown&gt;:0 
  at Mono.Debugger.Soft.Connection.Type_GetSourceFiles (Int64 id, Boolean return_full_paths) [0x00000] in &lt;filename unknown&gt;:0 
  at Mono.Debugger.Soft.TypeMirror.GetSourceFiles (Boolean return_full_paths) [0x00000] in &lt;filename unknown&gt;:0 
  at Mono.Debugger.Soft.TypeMirror.GetSourceFiles () [0x00000] in &lt;filename unknown&gt;:0 
  at Mono.Debugging.Soft.SoftDebuggerSession.ResolveBreakpoints (Mono.Debugger.Soft.TypeMirror t) [0x00000] in &lt;filename unknown&gt;:0 
  at Mono.Debugging.Soft.SoftDebuggerSession.HandleEvent (Mono.Debugger.Soft.Event e, Boolean dequeuing) [0x00000] in &lt;filename unknown&gt;:0 
  at Mono.Debugging.Soft.SoftDebuggerSession.HandleEvent (Mono.Debugger.Soft.Event e) [0x00000] in &lt;filename unknown&gt;:0 
  at Mono.Debugging.Soft.SoftDebuggerSession.EventHandler () [0x00000] in &lt;filename unknown&gt;:0 
  </code></pre>
  
  <p>and the app crashes...
  Does anyone know what this is about ? I'm quite new with monotouch developpement and I can't figure out what's wrong ...</p>