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Continue to ChatORA-29548 release of java system classes in the database (12.2.0.2.160419.1.6 ) does not match that of oracle executable (12.1.0.2.170418 1.6) https://easyoradba.com/2017/08/12/ora-29548-release-of-java-system-classes-in-the-database-12-2-0-2-160419-1-6-does-not-match-that-of-oracle-executable-12-1-0-2-170418-1-6/