ORA-32331

Error: ORA-32331: type "string"."string" is incompatible with the master site

Causa: A type used by the materialized view was found to be incompatible with it's coressponding type on the master site. This could be because the type does not exist on the master site or has been evolved to a different version from that on the materialized view site.

Acción: Make sure that the types used by the materialized view are the same on both the materialized view and master sites.