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IMPDP Fails With ORA-07445: Exception Encountered: Core Dump [kupfiReadLob()+3764] (Doc ID 2212596.1)

Last updated on FEBRUARY 23, 2022

Applies to:

Oracle Database - Enterprise Edition - Version and later
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 Backup Service - Version N/A and later
Information in this document applies to any platform.


1. Alert log error:

ORA-07445: exception encountered: core dump [kupfiReadLob()+3764] [SIGSEGV] [ADDR:0x112D80EA0] [PC:0x10B85A494] [Invalid permissions for mapped object] []

2. Trace file PL/SQL stack indicates DataPump related packages.

----- PL/SQL Call Stack -----
object line object
handle number name
700010029ba5940 860 package body SYS.KUPF$FILE_INT
700010029ba5940 910 package body SYS.KUPF$FILE_INT
700010027ca6108 7149 package body SYS.KUPF$FILE
700010029d25a98 4484 package body SYS.KUPW$WORKER
700010029d25a98 12058 package body SYS.KUPW$WORKER
700010029d25a98 2081 package body SYS.KUPW$WORKER
700010027f5be10 2 anonymous block

3. Failing function stack contains kupfiReadLob


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