When discussing , the central point is that it requires Java SE Development Kit (JDK) 8 , also known as JDK 1.8 .
⚠️ Even though JDK 11 is newer, JDeveloper 12.2.1.4 is not certified for JDK 11. Running it on JDK 11 will cause crashes, plugin failures, and compilation issues.
If you are starting a fresh setup or need to grab older versions of the IDE, you can find the complete download and associated installation notes directly on the Oracle JDeveloper Downloads page. For enterprise integrations, reviewing the official Oracle JDeveloper Certifications page provides detailed compatibility matrices for databases, application servers, and operating systems.
Alternatively, you can create a simple System.out in a scratch editor:
This includes development and running of Oracle Forms, WebCenter, and SOA composite applications. Why Java 8?
Pro tip: If you get a "minimum Java version" error on startup, check your product.conf file and ensure SetJavaHome is pointing to a 64-bit JDK 8 installation. #Oracle #JDeveloper #Java8 #WebLogic #ADF #Middleware for common JDeveloper startup errors? Change JDK used by JDeveloper - Mark's Blog
Download the latest update of Oracle JDK 8 (64-bit) from the Oracle Technology Network.
