$ mono swf-buttons.exe
Mono System.Windows.Forms Assembly [Revision: 54007; built: 2005/12/6 14:35:24]
Win32 colorscheme read

=================================================================
Got a SIGSEGV while executing native code. This usually indicates
a fatal error in the mono runtime or one of the native libraries
used by your application.
=================================================================

Stacktrace:

in <0x4> (wrapper managed-to-native) System.Drawing.GDIPlus:GdipDeleteStringForm
at (intptr)
in <0xffffffd1> (wrapper managed-to-native) System.Drawing.GDIPlus:GdipDeleteStr
ingFormat (intptr)
in <0x19> System.Drawing.StringFormat:Dispose (bool)
in <0xf> System.Drawing.StringFormat:Finalize ()
in <0x6df3bce0> (wrapper runtime-invoke) System.Object:runtime_invoke_void (obje
ct,intptr,intptr,intptr)

This application has requested the Runtime to terminate it in an unusual way.
Please contact the application's support team for more information.