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expdp (Export datapump) fail with following errors (shown in symptoms) in Oracle RDBMS 10.2.0.3.

Applies to:

Oracle RDBMS 10.1 to 10.2

Symptoms:

#– found following errors on expdb logs –#

Starting “MYUSER”.”MYUSER_JOB”: MYUSER/******** DIRECTORY=EXP_EG711 LOGFILE=myuser_dmp.log DUMPFILE=myuser%U.dmp JOB_NAME=myuser_job CONTENT=all FILESIZE=20G PARALLEL=16

…

…

ORA-39014: One or more workers have prematurely exited.

ORA-39029: worker 8 with process name “DW08” prematurely terminated

ORA-31671: Worker process DW08 had an unhandled exception.

ORA-12801: error signaled in parallel query server P000, instance mynode03:MYDB3 (3)

ORA-29913: error in executing ODCIEXTTABLEOPEN callout

ORA-31626: job does not exist

ORA-06512: at “SYS.ORACLE_DATAPUMP”, line 19

ORA-06512: at “SYS.KUPW$WORKER”, line 1342

ORA-06512: at line 2

Job “WM7IS”.”MYUSER_JOB” stopped due to fatal error at 00:35:10

ORA-39014: One or more workers have prematurely exited.

#– Also found followings errors on bdump trace file –#

kupprdp: Error 12801 detected in worker process DW08, worker id=8.

OPIRIP: Uncaught error 447. Error stack:

ORA-00447: fatal error in background process

ORA-31671: Worker process DW08 had an unhandled exception.

ORA-12801: error signaled in parallel query server P000, instance mynode0303:MYDB3 (3)

ORA-29913: error in executing ODCIEXTTABLEOPEN callout

ORA-31626: job does not exist

ORA-06512: at “SYS.ORACLE_DATAPUMP”, line 19

ORA-06512: at “SYS.KUPW$WORKER”, line 1342

ORA-06512: at line 2

Reference to Metalink Doc 861152.1, to determine PSU version installed in your Oracle Home :-

1) Ensure that opatch version is having version of at least / or higher than :-

10.2.0.4.5 for version 10gR2 Oracle Home

11.1.0.6.5 for version 11gR1 Oracle Home

11.2.0.1.0 for version 11gR2 Oracle Home

For certain incident when even DBA / SYSDBA user can’t log-on, note that in 10g and above, there’s a lightweight sqlplus connection introduced. It’s called “preliminary connection”.

Two method to establish the preliminary connection in sqlplus :-