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How to fix ORA-12560: TNS:protocol adapter error on Windows (Doc ID 2313175.1)

Last updated on JANUARY 22, 2024

Applies to:

Oracle Database Cloud Schema Service - Version N/A and later
Oracle Database - Enterprise Edition - Version 11.2.0.2 to 12.2.0.1 [Release 11.2 to 12.2]
Gen 1 Exadata Cloud at Customer (Oracle Exadata Database Cloud Machine) - Version N/A and later
Oracle Database Exadata Express Cloud Service - Version N/A and later
Oracle Cloud Infrastructure - Database Service - Version N/A and later
Information in this document applies to any platform.

Symptoms

sqlplus / as sysdba (Bequeath) or connecting using other Non-sysdba users

 

Changes

Incomplete Upgrade or patching

Using Incorrect PATH / Environment Variables to startup the instance

Cause

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In this Document
Symptoms
Changes
Cause
Solution

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