OO4O Applications May Experience Internal Heap Errors When Using a Multi-Threaded Server (MTS) Connection and Executing a Select for Update

(Doc ID 2318116.1)

Last updated on OCTOBER 25, 2017

Applies to:

Oracle Database - Enterprise Edition - Version 12.1.0.1 and later
Oracle Objects for OLE - Version 11.2.0.1 to 11.2.0.4 [Release 11.2]
Information in this document applies to any platform.

Symptoms

When executing a select statement with a for update clause from an OO4O application, various internal errors can be observed.

Example:

ORA-600[17182]
ORA-600[17183]
ORA-600[kghfrf:prv]

This issue is only caused when using MTS connection and only observed when the version of database is 12cR1 or later.

When this is observed, the call stack trace will include following:

<-kgherror<-kghfrf<-qesaRelease<-qergsClose<-rwscld<-rwscld<-rwscld<-qerjoClose<-rwscld<-qecinisub<-opifch2<-opifch<-opiodr<-ttcpip<-opitsk

Changes

The version of database is 12cR1 or later.

Cause

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