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WebLogic Server Connection to Database Fails with "Could not create pool connection. The DBMS driver exception was: Communications link" (Doc ID 2679205.1)

Last updated on AUGUST 23, 2021

Applies to:

Oracle WebLogic Server - Version 12.1.2.0.0 to 12.2.1.4.0 [Release 12c]
Information in this document applies to any platform.

Symptoms

The application deployed on Weblogic failed to connect with DB and the following errors are seen in server.log file

 

Cause

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In this Document
Symptoms
Cause
Solution


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