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XDB Install Core Dumps with ORA-7445: kgghash (Doc ID 760611.1)

Last updated on FEBRUARY 01, 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.


After upgrading the database from to, an attempt to install Oracle XML Database
fails with the following errors:

ORA-31001: Invalid resource handle or path name
ORA-20001: disable_hierarchy_internal
ORA-31114: XDB configuration has been deleted or is corrupted
ORA-03113: end-of-file on communication channel
ORA-07445: exception encountered: core dump [kgghash()+544] [SIGSEGV] [ADDR:0xD]
[PC:0x105DDC220] [Address not mapped to object] []


This database did NOT have java or XDB loaded prior to the upgrade.


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