DataPump Export (EXPDP) Fails With Error ORA-39126 ORA-06502 ORA-06512 NULL index table key value (Doc ID 1549641.1)

Last updated on NOVEMBER 28, 2016

Applies to:

Oracle Database - Enterprise Edition - Version 11.2.0.3 and later
Information in this document applies to any platform.
***Checked for relevance on 08-May-2015***

Symptoms

DataPump export log file contains the errors:

Processing object type DATABASE_EXPORT/SCHEMA/SYNONYM
ORA-39126: Worker unexpected fatal error in KUPW$WORKER.FETCH_XML_OBJECTS [SYNONYM:"APEX_030200"."DBA_ARGUMENTS"]
ORA-06502: PL/SQL: numeric or value error: NULL index table key value
ORA-06512: at "SYS.DBMS_SYS_ERROR", line 95
ORA-06512: at "SYS.KUPW$WORKER", line 9001

 

Cause

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