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 AUGUST 02, 2017

Applies to:

Oracle HTTP Server - Version 11.1.1.9.0 to 12.1.3.0.0 [Release Oracle11g to 12c]
Oracle Fusion Middleware - Version 11.1.1.9.0 to 12.1.3.0.0 [Release Oracle11g to 12c]
Information in this document applies to any platform.
- Applies to Oracle Database Clients 11.1.0.7 and 11.2.0.3 installed in Oracle Fusion Middleware 11.1.1.9, 12.1.2-12.2.1.2 homes.

Symptoms

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.