Message Oracle QSM-01271 - query rewrite not possible because a join in materialized view string with table string has eliminated some rows found in query

ERRORquery rewrite not possible because a join in materialized view string with table string has eliminated some rows found in query
CAUSEA join from the materialized view to any table that eliminates some rows should be be present in the query. Otherwise query rewrite will not occur.
ACTIONNone