Errors ORA-31623 And ORA-600 [kwqbgqc: bad state] During DataPump Export Or Import (Doc ID 754401.1)

Last updated on FEBRUARY 20, 2017

Applies to:

Oracle Database - Enterprise Edition - Version 10.2.0.1 to 11.2.0.4 [Release 10.2 to 11.2]
Information in this document applies to any platform.
***Checked for relevance on 20-FEB-2017***

Symptoms

An export or import operation using DataPump fails with the following errors:

UDI-00008: operation generated ORACLE error 31623
ORA-31623: a job is not attached to this session via the specified handle
ORA-06512: at "SYS.DBMS_DATAPUMP", line 2772
ORA-06512: at "SYS.DBMS_DATAPUMP", line 3886
ORA-06512: at line 1

and the alert log file of the database shows the error:

ORA-00600: internal error code, arguments: [kwqbgqc: bad state], [1], [1], [], [], [], [], []

Cause

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