I just opened it on my Mavericks (10.9.2) machine - no problem. I’d suggest dumping the prefs and downloading/installing again. John Engberg On Mar 29, 2014, at 10:53 AM, Paul Moortgat <paul.moortgat at pandora.be> wrote: > The file is here: http://www.ballisticsapp.com/shoot.htm > > I've a Macbook Pro Retina 10.8.5. > The program opens for half a sec and then closes again. > > Paul Moortgat > _______________________________________________ > X4U mailing list > X4U at listserver.themacintoshguy.com > http://listserver.themacintoshguy.com/mailman/listinfo/x4u -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://listserver.themacintoshguy.com/pipermail/x4u/attachments/20140329/6da4fa8b/attachment.htm>