Error: "TNS-12535: TNS:Operation Timed Out" When Attempting to Connect to an Oracle Database

(Doc ID 2319288.1)

Last updated on OCTOBER 20, 2017

Applies to:

Primavera P6 Enterprise Project Portfolio Management - Version 15.1.1.0 and later
Information in this document applies to any platform.

Symptoms

When attempting to connect P6 Professional to the database, connection fails with the following error:

 

TNS-12535: TNS:operation timed out



The issue can be reproduced at will with the following steps:
1. Attempt to login to P6 Professional.
2. When connection fails, complete the steps to configure the database connection to the database.
3. Note the error which occurs.

Changes

 

Cause

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