Get ORA-7445 [strlen] And "Error 46 Encountered When Initializing Ldm" In The alert.log (Doc ID 1299911.1)

Last updated on FEBRUARY 07, 2014

Applies to:

Oracle Database - Enterprise Edition - Version 10.1.0.5 and later
Information in this document applies to any platform.

Symptoms

In alert.log the following warning/message is written frequently:
"error 46 encountered when initializing ldm"

It is possible that above warning is preceded by:
ORA-07445: exception encountered: core dump [strlen()+80] [SIGSEGV] [Address not mapped to object] [0x000000000] [] []

Changes

The likely action which has introduced this issue is modification of /etc/hosts to add an alias causing an entry to have 100 characters or more.

Cause

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