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"Network Adapter could not establish the connection" error when Creating oracle.apps.fnd.ext.jdbc.datasource.AppsDataSource (Doc ID 1416375.1)

Last updated on OCTOBER 04, 2016

Applies to:

Oracle Applications Technology Stack - Version to 12.1.3 [Release 11.5.10 to 12.1]
Information in this document applies to any platform.


When creating an AppsDataSource to EBS as described in <Note 974949.1> Oracle E-Business Suite Software Development Kit for Java (includes AppsDataSource, Java Authentication and Authorization Service) Readme - Patch 9863609 

The connection to EBS is failing with error:

Unable to establish connection to "test" for one or more OC4J instances in the group. Below are the results for each OC4J instance.
on - Failed due to error: "Exception occurred testing connection. Exception: java.sql.SQLException: Io exception: The Network Adapter could not establish the connection

Verified with jnettrace that there is not connection request coming from OC4J, so there is something incorrect on that side.

This situation can occur for both OC4J and WLS environments


Trying to create new AppsDatasource


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