My Oracle Support Banner

ORA-7445 [qcsIsColInFro] Querying After Upgrade to 12c (Doc ID 2017572.1)

Last updated on AUGUST 04, 2018

Applies to:

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


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 ...



 Upgrade from 11.2.0.x  to 12.1.0.x


To view full details, sign in with your My Oracle Support account.

Don't have a My Oracle Support account? Click to get started!

In this Document

My Oracle Support provides customers with access to over a million knowledge articles and a vibrant support community of peers and Oracle experts.