Hi Francois, Zope works like a charm here at EMBL. On IRIX6.3 and IRIX6.4 we just installed Python1.5.2 (using the native C compiler) with threads and then you do a python wo_pcgi.py Then you're done. We didn't encounter any problems so far. Cheers, Lutz Ehrlich ______________________________________________________________________ Lutz Ehrlich web : http://www.embl-heidelberg.de/~ehrlich email: lutz.ehrlich@embl-heidelberg.de European Molecular Biology Laboratory phone: +49-6221-387-140 Meyerhofstr. 1 fax : +49-6221-387-517 D-69012 Heidelberg, Germany