Ora-07445: Exception Encountered: Core Dump [Ptmak()+372] [Sigsegv] OR ORA-07445 [kghalp+0500] [SIGSEGV] [Invalid permissions for mapped object]

(Doc ID 578698.1)

Last updated on NOVEMBER 28, 2016

Applies to:

Oracle Database - Enterprise Edition - Version 10.2.0.4 to 10.2.0.4 [Release 10.2]
Oracle Database - Enterprise Edition - Version 11.2.0.4 to 11.2.0.4 [Release 11.2]
Information in this document applies to any platform.
***Checked for relevance on 28-Dec-2015***

Symptoms

Next internal error was encountered after an upgrade:

ORA-07445: exception encountered: core dump [ptmak()+372] [SIGSEGV] [Address not mapped to object] [0x000000010] [] []


The stack traces of the error may vary.

You will likely see this statement in your trace file:

select dummy from dual where ora_dict_obj_type = 'TABLE';

 

Changes

The issue may be triggered by an upgrade or an import but there may be other potential triggers.
The problem has been seen when using the third party tool PL/SQL Developer v7.1.5.1397 with "Debug Preferences->Add Debug on Compiling* set.

Cause

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