The Edit Layout view in the Portfolio Investments object shows duplicate fields. Additionally, a System Error is thrown when attempting to make changes to the field names.
The app-ca logs also contain this error:
Caused by: java.sql.SQLIntegrityConstraintViolationException: [CA Clarity][Oracle JDBC Driver][Oracle]ORA-00001: unique constraint (SC52133P.ODF_VIEW_ATTRIBUTES_U3) violated