Clients Failing to Connect Due to Intermittent ORA-12545 in RAC Environment (Doc ID 291175.1)

Last updated on OCTOBER 31, 2016

Applies to:

Oracle Net Services - Version 9.2.0.8 to 12.1.0.2 [Release 9.2 to 12.1]
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 5-NOV-2014***

Symptoms

Clients are receiving intermittent ORA-12545 errors when connecting to a RAC cluster.

Complete error string is:  ORA-12545: Connect failed because target host or object does not exist.

Changes

This is likely a new RAC installation.

Cause

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