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ORA-07445 [QCDLAUCN] During Select From or Export From Table (Doc ID 1932725.1)

Last updated on FEBRUARY 28, 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 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.


Performing an export or a select * from a table with PARTITION BY HASH and SUBPARTITION BY RANGE the following error occurs:

ORA-07445: exception encountered: core dump [qcdlaucn()+236] [SIGSEGV] [ADDR:0x8] [PC:0x10801896C] [Address not mapped to object] [ ]

The call stack from the trace file includes functions like:

... qcdlaucn qcsfaucn qcstda qcspsec qcspqbDescendents qcspqb kkmdrv opiSem opiprs kksParseChildCursor rpiswu2 kksLoadChild kxsGetRuntimeLock kksfbc ...



The issue is encountered after doing an application upgrade which normally consists of adding columns and granting/revoking privileges.


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