Jdeveloper 12.2.1.4 Java Version Jun 2026
Exception in thread "main" java.lang.UnsupportedClassVersionError: oracle/jdeveloper/ide/Starter has been compiled by a more recent version of the Java Runtime (class file version 52.0), this version of the Java Runtime only recognizes class file versions up to 51.0
For Oracle JDeveloper 12.2.1.4 , the officially supported Java version is . Specifically, it requires a minimum of JDK 1.8.0_211 jdeveloper 12.2.1.4 java version
Are you planning to an existing project to 12.2.1.4, or are you setting up a new environment from scratch? Exception in thread "main" java



