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test connection failed with ORA-12154 from Oracle connector

Troubleshooting


Problem

Attempts to test oracle connection result in ORA-12154 error when using Oracle connector.

Symptom

The server name, username and password are right in the Oracle connector properties. When test the connection by clicking "Test" or "View Data" button, it returns the following error:

ORA-12154: TNS:could not resolve the connect identifier.

[{"Product":{"code":"SSVSEF","label":"IBM InfoSphere DataStage"},"Business Unit":{"code":"BU048","label":"IBM Software"},"Component":"--","Platform":[{"code":"PF002","label":"AIX"},{"code":"PF010","label":"HP-UX"},{"code":"PF016","label":"Linux"},{"code":"PF027","label":"Solaris"},{"code":"PF033","label":"Windows"}],"Version":"8.5.0.2;8.5.0.1;8.5;8.1.0.2;8.1.0.1;8.1","Edition":"","Line of Business":{"code":"LOB76","label":"Data Platform"}}]

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Document Information

Modified date:
25 April 2025

UID

swg21589015