test@linux:~> mono MonoInstaller.exe
Mono System.Windows.Forms Assembly [Revision: 41731; built: 2005/2/15 5:56:12]
 
Unhandled Exception: System.TypeInitializationException: An exception was _
  thrown by the type initializer for System.Windows.Forms.XplatUI ---> _
  System.DllNotFoundException: libX11
in (wrapper managed-to-native) System.Windows.Forms.XplatUIX11:XInitThreads ()
in <0x0006f> System.Windows.Forms.XplatUIX11:.ctor ()
in <0x0003f> System.Windows.Forms.XplatUIX11:GetInstance ()
in <0x00059> System.Windows.Forms.XplatUI:.cctor ()--- End of inner _
  exception stack trace ---
 
in <0x00000> <unknown method>
in <0x00049> System.Windows.Forms.Form:get_CreateParams ()
in <0x00211> System.Windows.Forms.Control:.ctor ()
in <0x00011> System.Windows.Forms.ScrollableControl:.ctor ()
in <0x0000c> System.Windows.Forms.ContainerControl:.ctor ()
in <0x00010> System.Windows.Forms.Form:.ctor ()
in <0x0000f> MonoInstaller.Form1:.ctor ()
in (wrapper remoting-invoke-with-check) MonoInstaller.Form1:.ctor ()
in <0x0001a> MonoInstaller.Form1:Main ()