expdp 导出报ORA-39091错误，
ORA-39091: unable to determine logical standby and streams status
原因：数据库版本不一致，重新编译
SQL> spool catout.log
SQL> startup upgrade;
SQL> set echo on
SQL> @$ORACLE_HOME/rdbms/admin/catalog.sql @$ORACLE_HOME/rdbms/admin/catproc.sql @$ORACLE_HOME/rdbms/admin/utlrp.sql spool off
SQL> shutdown immediate;
SQL> startup;
