expdp 导数据时出错

expdp 导数据时出错


 expdp system/aaaAAA111@orcl     schemas=orcl directory=BACKUP_01 dumpfile=test.dmp logfile=expdp_test.log         

Export: Release 10.2.0.1.0 - Production on Saturday, 14 January, 2012 4:06:21

Copyright (c) 2003, 2005, Oracle.  All rights reserved.

Connected to: Oracle Database 10g Enterprise Edition Release 10.2.0.1.0 - Production
With the Partitioning, OLAP and Data Mining options
ORA-39002: invalid operation
ORA-39070: Unable to open the log file.
ORA-29283: invalid file operation
ORA-06512: at "SYS.UTL_FILE", line 475
ORA-29283: invalid file operation



后来发现  用这条命令查看
select  * from dba_directories  ;
/u01/app/backup/backup_01
这个目录不存在..
重新建立就ok