In fact I always had plpython.dll since I duplicated the file (one named plpython.dll and the other plpython3.dll).
Anyways, now I have deleted plpython3.dll (so I just have plpython.dll) and "create language plpython;" answers : ERREUR: n'a pas pu charger la bibliothèque « C:/Program Files/PostgreSQL/9.0/lib/plpython.dll » : unknown error 126 which means "can't load C:/Program Files/PostgreSQL/9.0/lib/plpython.dll" Thanks for your time, Alban. -- View this message in context: http://postgresql.1045698.n5.nabble.com/BUG-5641-Can-not-create-any-python-language-tp2801518p3330575.html Sent from the PostgreSQL - bugs mailing list archive at Nabble.com. -- Sent via pgsql-bugs mailing list (pgsql-bugs@postgresql.org) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-bugs