Yes, I've installed X11SDK.pkg and X11user.pkg. Armin >[Armin] ><configuration> > <dllmap dll="gdiplus" >target="/Library/Frameworks/Mono.framework/Versions/1.1.6/lib/ >libgdiplus.dylib" /> > <dllmap dll="libX11" target="/usr/X11R6/lib/libX11.dylib" /> ></configuration> > >files? > > Have you install the X11 User and SDK packages from Apple? Adhamh