Jdeveloper 12.2.1.4 Java Version Info

If the output does not start with java version "1.8.0_xxx" , stop and fix your JDK. Your future self – and your project timeline – will thank you.

For running applications, especially Oracle Forms or ADF Faces applications, Ensure you are running Java 8 Update 211 or higher for the JRE. Frequently Asked Questions (FAQ)

Go to Project Properties > Compiler within JDeveloper and ensure the target Java selection is set to 1.8. 3. Out of Memory / Heap Space Crashing jdeveloper 12.2.1.4 java version

While some open-source OpenJDK distributions may work, Oracle strongly recommends the official Oracle JDK 8 for commercial support and seamless alignment with WebLogic Server 12.2.1.4. Why JDK 8 is Mandatory for JDeveloper 12c

The installer will detect JDK 8 from JAVA_HOME . Do not try to use a newer JDK to run the installer – it will fail. If the output does not start with java version "1

If you need a hands-on example (like building a HelloWorld ADF project in JDeveloper 12.2.1.4 with JDK 8 setup steps), just ask.

The official Oracle JDeveloper 12.2.1.4 installation documentation states: Frequently Asked Questions (FAQ) Go to Project Properties

Possibly, but late JDK 8 updates (post-April 2019) contain security backports that may introduce new restrictions. Some users report that JDeveloper’s integrated profiler stops working. Test thoroughly.

: Go to Help > About and select the Version tab to see the JDK currently in use. Update JDK Location :

: Go to Help > About . Click the Version tab to see the specific build and the Properties tab to find the java.version or java.home entries.