"evangeli" a �crit dans le message news: 3DD52006.8070308@cnam.fr... > thanks for your response > i used protected type to prevent two tasks from making gtk calls at the > same time but that doesn't seem to work > > any idea? > Just to make sure... Did you read the paragraph from the GTKAda user's guide which is mysteriously titled: "Tasking with GTKAda" ? -- --------------------------------------------------------- J-P. Rosen (rosen@adalog.fr) Visit Adalog's web site at http://www.adalog.fr