Tanks a lot to all... Finally i got the solution... my postgres working fine on server... ----- Regards, Suresh Hosur -- View this message in context: http://postgresql.1045698.n5.nabble.com/psql-error-psql-symbol-lookup-error-psql-undefined-symbol-PQconnectdbParams-tp5104950p5107139.html Sent from the PostgreSQL - general mailing list archive at Nabble.com. -- Sent via pgsql-general mailing list (pgsql-general@xxxxxxxxxxxxxx) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-general