On Windows, BlueJ comes bundled with a Java Development Kit, JDK, so

This IDE claims to have its own JDK and to be ready to run out of the box: When I try to run this I get the same error. I see that in bin it has its own javaw.exe. It says:Ĭould not create the Java virtual machineĪfter ensuring that the _Java_Options environment variable sets an adequate heap I explored the BlueJ program folder. If you don't have an account you can use the links on the top of this page to learn more about it and register for one for free.įor current Java releases, please consult the Oracle Software Download page.įor more information on the transition of products from the legacy Sun download system to the Oracle Technology Network, visit the SDLC Decommission page announcement.I have the most recent version of Java installed and it works fine in Eclipse and with other programs.Ī Duke University online course wants me to download and run their flavor of BlueJ for Windows. Only developers and Enterprise administrators should download these releases.ĭownloading these releases requires an account. They are not updated with the latest security patches and are not recommended for use in production.įor production use Oracle recommends downloading the latest JDK and JRE versions and allowing auto-update. WARNING: These older versions of the JRE and JDK are provided to help developers debug issues in older systems. The JDK includes tools useful for developing and testing programs written in the Java programming language and running on the Java TM platform. The JDK is a development environment for building applications, applets, and components using the Java programming language.

Thank you for downloading this release of the Java TM Platform, Standard Edition Development Kit (JDK TM).

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