[oracle@kiss backup]$ impdp kiss/123 directory=backup dumpfile=kiss20160502.dmp schemas=kiss

ORA-39006: internal error

ORA-39213: Metadata processing is not available

解决方法： [oracle@kiss ~]$ sqlplus / as sysdba

SQL> execute sys.dbms_metadata_util.load_stylesheets;

PL/SQL procedure successfully completed.