Matt: here are the results Last login: Thu Mar 30 15:35:18 on ttyp1 Welcome to Darwin! stefano% ~> /Applications/Ifeffit/bin/ifeffit -i tcsh: /Users/stefano: Permission denied. stefano% su Password: stefano# ~> /Applications/Ifeffit/bin/ifeffit -i su: /var/root: Permission denied. stefano# ifeffit stefano# ifeffit> print $&install_dir su: Illegal variable name. stefano# print $&install_dir su: Illegal variable name. Stefano PS: maybe I simply need the Paul's installer... -- ____________________________________________ Stefano Ciurli Professor of Chemistry Laboratory of Bioinorganic Chemistry Department of Agro-Environmental Science and Technology University of Bologna Viale Giuseppe Fanin, 40 I-40127 Bologna Italy Phone: +39-051-209-6204 Fax: +39-051-209-6203 "Fatti non foste a viver come bruti, ma per seguir virtute e canoscenza" Dante Alighieri - Inferno - Canto XXVI "Ihr seid bestimmt, nicht Tieren gleich zu leben, Nein, Tugend zu erringen und Erkenntnis" "Ye were not form'd to live the life of brutes, But virtue to pursue and knowledge high"