Run the installer using: java -jar .jar . 3. Changing the JDK After Installation
Specifically, Oracle recommends using , but you must stay below JDK 9, 10, 11, 12, 13, 14, 15, or newer. JDeveloper 12.2.1.4 is not compatible with Java 11 LTS or Java 17 LTS despite both being long-term support releases. The IDE relies on deprecated APIs and internal tools that were removed after Java 8. jdeveloper 12.2.1.4 java version
Update the SetJavaHome property to point to your new JDK 8 path. Key Compatibility Considerations Change JDK used by JDeveloper - Mark's Blog Run the installer using: java -jar
Edit the jdeveloper.conf file (located in ide/bin or the domain home) and set: JDeveloper 12
| WebLogic Version | Compatible Java | Notes | |----------------|----------------|-------| | WebLogic 12.2.1.4 | JDK 8 only | Ideal match | | WebLogic 12.2.1.3 | JDK 8 only | Minor differences | | WebLogic 12.1.3 | JDK 7 or JDK 8 | Set project compiler to 1.7 for safety |