Jdeveloper 12.2.1.4 Java Version -

Ensure your JAVA_HOME environment variable is pointing strictly to a JDK 8 folder. If you have multiple Java versions, you may need to edit the jdev.conf file located in the jdeveloper/jdev/bin directory. Look for the line: SetJavaHome /path/to/jdk And update it to point to your JDK 8 installation.

: This version is part of the Oracle Fusion Middleware 12cR2 family. While modern Java versions like Java 11, 17, or 25 are now standard for many apps, JDeveloper 12c is strictly tied to the Java 8 ecosystem for its internal IDE operations and WebLogic Server compatibility. jdeveloper 12.2.1.4 java version

Using JDK 7. Solution: Install JDK 8.

Locate the SetJavaHome line and point it to your valid JDK 8 directory (e.g., SetJavaHome C:\Program Files\Java\jdk1.8.0_211 ). Development Features in 12.2.1.4 : This version is part of the Oracle