When I try to execute pg_dump on a 7.3.2 version it returns:
pg_dump: server version: PostgreSQL 7.3.2 on i686-pc-linux-gnu, compiled by GCC 2.95.3; pg_dump version: 7.2 pg_dump: proceeding despite version mismatch pg_dump: query to obtain list of data types failed: ERROR: Attribute "typprtlen" not found