thank you, the actual compiling is going great, but when is startup, RexOpenDynamicsEngine doesn't load. dutch -- View this message in context: http://opensim-users.2152040.n2.nabble.com/building-git-master-with-ModreX-add-on-tp5667361p5672203.html Sent from the opensim-users mailing list archive at Nabble.com.