Data Pump Import Fails with ORA-31671 and ORA-600 [kwrsess: 1]
(Doc ID 2197916.1)
Last updated on JUNE 15, 2022
Applies to:Oracle Database - Enterprise Edition - Version 184.108.40.206 and later
Oracle Database Cloud Schema Service - Version N/A and later
Oracle Database Exadata Cloud Machine - Version N/A and later
Oracle Database Exadata Express Cloud Service - Version N/A and later
Oracle Cloud Infrastructure - Database Service - Version N/A and later
Information in this document applies to any platform.
A Data Pump import fails with the following errors reported in the alert log of a 220.127.116.11 database:
ORA-31671: Worker process DW01 had an unhandled exception.
ORA-00600: internal error code, arguments: [kwrsess: 1], , [SYS], [KUPC$C_1_20161014140221_R], [SYS], [KUPC$C_1_20161020091931_R], , , , , , 
ORA-06512: at "SYS.DBMS_AQ", line 180
ORA-06512: at "SYS.KUPC$QUE_INT", line 926
ORA-06512: at "SYS.KUPC$QUE_INT", line 792
ORA-06512: at "SYS.KUPC$QUE_INT", line 2090
ORA-06512: at line 1
New installation of Oracle 18.104.22.168 with multi-tenant database.
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