Oh great it works, thanks you a lot. What was the real issue ? -- View this message in context: http://mono.1490590.n4.nabble.com/monodevelop-on-osx-i-m-able-to-build-but-not-to-run-my-solutions-tp2531925p2536499.html Sent from the Mono - OSX mailing list archive at Nabble.com.