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DataPump Import or Export (IMPDP/EXPDP) Fails With Error ORA-7445 [kupprwp()+7637] (Doc ID 1540591.1)

Last updated on MARCH 29, 2019

Applies to:

Oracle Database - Enterprise Edition - Version to [Release 11.2]
Oracle Database Cloud Schema Service - Version N/A and later
Oracle Database Exadata Cloud Machine - Version N/A and later
Oracle Cloud Infrastructure - Database Service - Version N/A and later
Oracle Database Cloud Exadata Service - Version N/A and later
Information in this document applies to any platform.


You receive the following errors during import or export using Datapump:

ORA-31687: error creating worker process with worker id 1

The following errors are reported in the alert log:

ORA-07445: exception encountered: core dump [kupprwp()+7637] [SIGSEGV] [ADDR:0x8] [PC:0x61FA855] [Address not mapped to object] []
ORA-31612: Allocation of process descriptor failed.

The call stack includes the functions:

... kupprwp ksvrdp opirip opidrv opimai_real ...


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