ORA-07445: Exception Encountered: Core Dump [qctcopn()+268]
(Doc ID 1589422.1)
Last updated on FEBRUARY 26, 2019
Applies to:Oracle Database - Enterprise Edition - Version 22.214.171.124 and later
Oracle Database Cloud Schema Service - Version N/A and later
Oracle Database Exadata Express Cloud 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
Information in this document applies to any platform.
The following error occurs when trying to recompile XML related objects:
ORA-07445: exception encountered: core dump [qctcopn()+268] [SIGSEGV] [ADDR:0x18] [PC:0x85E6EEC] [Address not mapped to object] 
The call stack written to the trace file accompanying the error contains all or some of the following functions:
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