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ORA-07445 [nserrbc()] Error At Database Start Up (Doc ID 2045538.1)

Last updated on AUGUST 04, 2018

Applies to:

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.

Symptoms

Following error is encountered at the time of database start up:

ORA-07445: exception encountered: core dump [nserrbc()+48] [SIGSEGV] [ADDR:0x28] [PC:0x100A29070] [Invalid permissions for mapped object] []


The call stack from the trace file shows functions like: 

... nserrbc nserrbd nscall nsgrcOpen  nsgrDo  nsgrrg_Register  kmmlrl  ksucln  ksbrdp  opirip  opidrv ...

  
The problem still exist after restarting clusterware but can apparently be fixed by restarting the operating system.

Cause

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In this Document
Symptoms
Cause
Solution
References


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