Issue while creating datasource on Weblogic Server

In Weblogic Sometimes when you try add datasource to cluster group it fails with following error, which might be due to process limit on database side. WLS Console Error ============== Caused by: java.lang.Throwable: Substituted for the exception oracle.net.ns.NetException which lacks a String contructor, original message – Got minus one from

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Unable to Activate Changes in Enterprise Manager or WebLogic Console

This issue can be observed while updating a change from the console and saving and activating the changes or in this case from Enterprise manager console trying to edit a configuration and got the below error in the process and the same was seen in AdminServer logs too. <Apr 4, 2017

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