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.
JDeveloper 12.2.1.4 will not launch or will exhibit severe graphical and compiler errors if run on Java versions higher than 8.
A common mistake is attempting to run JDeveloper 12.2.1.4 on Java 11, 17, or 21. jdeveloper 12.2.1.4 java version
Ensure JDK 8 is installed and the JAVA_HOME environment variable is set before running the JDeveloper .jar installer.
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 Oracle JDeveloper 12
To ensure your environment remains stable, follow these steps during setup:
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. A common mistake is attempting to run JDeveloper 12
The certified Java version for 🛠️ Core Java Requirements
Change it to point to your JDK 8 installation: Example: SetJavaHome C:\Program Files\Java\jdk1.8.0_211