TNS-12545 Reported for Connections to Database from the Database Server
(Doc ID 1213803.1)
Last updated on JANUARY 20, 2025
Applies to:
Oracle Net Services - Version 10.1.0.5 to 19.5.0.0.0 [Release 10.1 to 19]Oracle Database - Enterprise Edition - Version 19.20.0.0.0 and later
Oracle Cloud Infrastructure - Exadata Cloud Service - Version N/A and later
Gen 2 Exadata Cloud at Customer - Version N/A and later
Gen 1 Exadata Cloud at Customer (Oracle Exadata Database Cloud Machine) - Version N/A and later
Linux x86
Linux x86-64
Symptoms
NOTE: In the images and/or the document content below, the user information and environment data used represents fictitious data from the Oracle sample or bulit-in schema(s), Public Documentation delivered with an Oracle database product or other training material. Any similarity to actual environments, actual persons, living or dead, is purely coincidental and not intended in any manner.
Connections to the database, via the TNS listener from the server, where the database is running, fail, reporting error code TNS-12545: Connect failed because target host or object does not
Cause
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In this Document
| Symptoms |
| Cause |
| Solution |