These libraries have hard dependencies on JDK 8’s specific behavior regarding reflection, XML processing, and security managers. Upgrading the JDK would require upgrading all these components simultaneously – something Oracle did not do for this release.
If you ignore the advice above and try a different , here are the errors you will encounter: jdeveloper 12.2.1.4 java version
Use the java -jar command from your JDK's /bin folder to execute the JDeveloper generic installer . These libraries have hard dependencies on JDK 8’s
Modify the line SetJavaHome to point to your new JDK directory. or IDE crashes.
If you’re still working with Oracle JDeveloper 12c (12.2.1.4), it’s important to lock in the correct Java version to avoid instability, compilation errors, or IDE crashes.