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SSL (TCPS) Connections from OHS/mod_plsql or SQL*Plus to Database Fails with "ORA-12560: TNS:protocol Adapter Error" (Doc ID 2122646.1)

Last updated on OCTOBER 02, 2023

Applies to:

Oracle HTTP Server - Version to [Release Oracle11g to 12c]
Oracle Fusion Middleware - Version to [Release Oracle11g to 12c]
Information in this document applies to any platform.
- Applies to Oracle Database Clients and installed in Oracle Fusion Middleware, 12.1.2, and 12.1.3 homes
- The same is installed in - homes, however mod_plsql was deprecated and no longer supplied in 12.2.1. This document and patches are only applicable up to OHS 12.1.3.


This issue can occur for SQL*Plus and OHS/mod_plsql connecting to the database over TCPS. It could be any client using sqlnet layer for TCPS that experiences this problem.