Jdeveloper 12.2.1.4 Java Version !exclusive! May 2026

A common mistake is attempting to run JDeveloper 12.2.1.4 on Java 11, 17, or 21.

To ensure your environment remains stable, follow these steps during setup: jdeveloper 12.2.1.4 java version

Navigate to jdeveloper/jdev/bin/jdev.conf . A common mistake is attempting to run JDeveloper 12

Even if your external project targets a newer Java version, the IDE itself must be started using a JDK 8 environment. ⚙️ How to Configure the JDK Path ⚙️ How to Configure the JDK Path Since

Since this version of JDeveloper is bundled with Oracle WebLogic Server 12.2.1.4, it inherits the strict JDK 8 requirement of that server runtime.

Oracle JDeveloper 12.2.1.4 is the final and most stable release of the 12c family. Because JDeveloper is an Integrated Development Environment (IDE) that also includes an embedded WebLogic Server, matching it with the correct Java Development Kit (JDK) version is critical for stability, performance, and successful deployment.

Always refer to the Oracle Fusion Middleware Supported System Configurations document for the most up-to-date micro-version certifications. 💡 Summary Table Requirement JDeveloper Version 12.2.1.4.0 Supported Java JDK 8 (1.8) Bit Version Primary Installer Generic Jar Target Runtime WebLogic 12.2.1.4 AI responses may include mistakes. Learn more