ORA-7445 [qcsIsColInFro] Querying After Upgrade to 12c

(Doc ID 2017572.1)

Last updated on OCTOBER 19, 2017

Applies to:

Oracle Database - Enterprise Edition - Version 12.1.0.2 and later
Information in this document applies to any platform.

Symptoms

Datapump action reports an error:

ORA-07445: exception encountered: core dump [qcsIsColInFro()+358] [SIGSEGV] [ADDR:0x4] [PC:0xCDB4A26] [Address not mapped to object] []


The current sql from the trace file shows a create table statement like:

CREATE TABLE "ET$0244BA650001"
  ( "name", ... AS SELECT /*+ PARALLEL(KU$,1) */... FROM RELATIONAL("schema"."table" NOT XMLTYPE) KU$


The call stack from the trace file shows functions like:

... qcsIsColInFro kkmgkc kokscit qkebCreateColById qksvcGetGuardCol qksvcProcessVCColumns qkacol qkadrv opitca kksLoadChild kxsGetRuntimeLock kksfbc kkspsc0 kksParseCursor opiosq0 opipls opiodr ...

  

Changes

 Upgrade from 11.2.0.x  to 12.1.0.x

Cause

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