elein@xxxxxxxxxxx (elein) writes: > createlang -U postgres 'plpythonu' template1 > createlang: language installation failed: ERROR: could not load > library "/usr/local/pgsql74/lib/plpython.so": > /usr/local/pgsql74/lib/plpython.so: undefined symbol: PyDict_Copy I'd bet on a python version issue, viz plpython expecting a newer version of python than you have installed. regards, tom lane ---------------------------(end of broadcast)--------------------------- TIP 9: the planner will ignore your desire to choose an index scan if your joining column's datatypes do not match