Jdeveloper 12.2.1.4 Java Version [VERIFIED]

This requirement aligns JDeveloper with the underlying Oracle WebLogic Server version 12.2.1.4, which also runs on JDK 8.

Alternatively, edit product.conf located in your user home directory (e.g., $HOME/.jdeveloper/12.2.1.4.0/ ). ⚠️ Important Installation Notes

Understanding JDeveloper 12.2.1.4 Java Version Compatibility jdeveloper 12.2.1.4 java version

For new projects without Oracle support contracts, use Eclipse Temurin JDK 8 – it is free, open-source, and fully compatible.

: /usr/java/jdk1.8.0_211/bin/java -jar V998597-01.jar How to Check and Update the JDK Path Inside JDeveloper : /usr/java/jdk1

The JDK certification is also tied to specific operating system versions. According to the official certification, JDeveloper 12.2.1.4 is certified on:

The Java ecosystem now releases new versions every six months, making it impractical for IDEs to support every new version immediately. However, Oracle has committed to supporting LTS Java versions in future JDeveloper releases. Go to the Oracle JDK archive or use

Go to the Oracle JDK archive or use OpenJDK:

You can change the Java version used to launch JDeveloper by editing the jdev.conf configuration file:

As of 2026, .

"The WebLogic instance used by JDeveloper is version 12c, which runs on Java 8. When deploying applications, they will continue to deploy to WebLogic 12c with Java 8. It is recommended to install a WebLogic version 14c locally, which supports Java 11."