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Streams Capture Failing With Ora-7445 And Ora-00448 Errors (Doc ID 565503.1)

Last updated on JUNE 05, 2019

Applies to:

Oracle Database - Enterprise Edition - Version 9.2.0.1 and later
Information in this document applies to any platform.

Symptoms

You see alert log filling up with these two errors:

    Errors in file <ORACLE_HOME>dump/back/SID_cp01_16180.trc:
    ORA-07445: exception encountered: core dump [0000000101911D0C] [SIGSEGV] [Address not mapped to object] [0x000000000] [] []
    ORA-00448: normal completion of background process

You also get a trace files which contain following partial call stack trace:

    sigacthandler <- knlcFreeCtx <- knlcMain <- knlProcMain

It can lead also to a CORE DUMP file generated.

Changes

 

Cause

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In this Document
Symptoms
Changes
Cause
Solution
References


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