one invalid sys object: sys.dbms_sqlpa
SQL> alter package SYS.DBMS_SQLPA compile body;
Warning: Package Body altered with compilation errors.
SQL> show errors;
Errors for PACKAGE BODY SYS.DBMS_SQLPA:
LINE/COL ERROR
-------- -----------------------------------------------------------------
113/5 PL/SQL: SQL Statement ignored
118/44 PL/SQL: ORA-00904: "OTHER_XML": invalid identifier