DataPump Export (EXPDP) Fails With Errors ORA-39065 ORA-39079 ORA-06512 ORA-25306 ORA-39097 (Doc ID 1283214.1)

Last updated on MARCH 07, 2017

Applies to:

Oracle Database - Enterprise Edition - Version 10.2.0.4 to 11.2.0.2 [Release 10.2 to 11.2]
Information in this document applies to any platform.
***Checked for relevance on 09-Sep-2014***

Symptoms

1. The following errors are reported in the alert.log:

Tue Dec 28 20:26:52 2010
kwqbcsrmsg: Timeout contacting inst 2 for buffered oper 1,
IPC ret status=36
queue = SYS KUPC$S_1_20101228202512
kupprdp: master process DM00 started with pid=47, OS id=3608652
to execute - SYS.KUPM$MCP.MAIN('SYS_EXPORT_FULL_03', 'SYSTEM', 'KUPC$C_1_20101228202512', 'KUPC$S_1_20101228202512', 0);


2. The following errors are reported in the DataPump export log:

Export: Release 10.2.0.4.0 - 64bit Production on Tuesday, 28 December, 2010 16:26:47
Copyright (c) 2003, 2007, Oracle. All rights reserved.
;;;
Connected to: Oracle Database 10g Enterprise Edition Release 10.2.0.4.0 - 64bit Production
With the Partitioning and Real Application Clusters options
Starting "SYSTEM"."SYS_EXPORT_FULL_01": system/******** PARFILE=/home/daoradm/tmp/expdp_tradeweave_emprd_fullbackup.par
ORA-39065: unexpected master process exception in KUPC$QUEUE_INT.PUT_STATUS
ORA-39079: unable to enqueue message DG,KUPC$S_1_20101228162851,MCP, ,1,Y
ORA-06512: at "SYS.DBMS_SYS_ERROR", line 86
ORA-06512: at "SYS.KUPC$QUE_INT", line 924
ORA-25306: Cannot connect to buffered queue's owner instance
ORA-39097: Data Pump job encountered unexpected error -39079
ORA-39065: unexpected master process exception in DISPATCH
ORA-39079: unable to enqueue message DG,KUPC$S_1_20101228162851,MCP, ,1,Y
ORA-06512: at "SYS.DBMS_SYS_ERROR", line 86
ORA-06512: at "SYS.KUPC$QUE_INT", line 924
ORA-25306: Cannot connect to buffered queue's owner instance
Job "SYSTEM"."SYS_EXPORT_FULL_01" stopped due to fatal error at 16:31:42


3. The DataPump export can also fail even after setting instance parameter AQ_TM_PROCESSES > 0

Changes

The RAC 10.2.0.4 database sits on an 11.2.0.2 Grid Infrastructure.

Cause

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