- Written by Nam Ha Minh
- Last Updated on 04 October 2019 Print Email
1. Find the JDK / JRE that runs EclipseIn Eclipse, click menu Help > About Eclipse IDE. Then in the About Eclipse IDE dialog, click the Installation Details button. Then in the next screen, click
Xampp for java. The Eclipse Foundation - home to a global community, the Eclipse IDE, Jakarta EE and over 375 open source projects, including runtimes, tools and frameworks.
You know, Eclipse IDE is written in Java so it needs a JDK/JRE installed to run. By default, the first instance of JDK/JRE found in the PATHenvironment variable is used to run Eclipse. Consider a typical value of the PATHenvironment variable like this:In this case, the Java Virtual Machine found in the JAVA_HOME path will run Eclipse IDE. So changing the Java version that run Eclipse is just a matter of updating the value of the JAVA_HOME variable.However, sometimes it doesn’t work like that. You changed JAVA_HOME points to a newer JDK/JRE, but Eclipse still runs under the old one. Why? What happens?There are two reasons:
2. How to Change JDK / JRE for Eclipse
- An installation of Oracle Java putting its path before your JAVA_HOME, or
- Your Eclipse IDE is configured to stick with a JDK/JRE in its configuration file.