hello guys out there and thank you in advance. we run a small busellato jet 3000 , running genesis windows95, plant number 4453 year 1999 . its been working very well till now . but now an error came up , in out fit parametre. tools are all there but when we run the program an error flags up (e11)invalid tool in the milling side only, drilling works fine please help thanks . regards. menuiser,