Message Oracle PLS-00511 - a record may not contain a PL/SQL table of records

ERRORa record may not contain a PL/SQL table of records
CAUSEn a RECORD definition, one of the fields was declared as a PL/SQL table of records. This is not allowed. A record can be the component of another record (that is, records can be nested), but a PL/SQL table of records cannot be the component of a record.
ACTIONRemove the field declaration, or revise it to specify a simple record type.