When running the installer jar I got warning when on java 11.
WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.izforge.izpack.installer.InstallerFrame (file:/home/odockal/Downloads/codereadystudio-12.13.0.GA-v20190929-1916-B5040-installer-standalone.jar) to field sun.awt.X11.XToolkit.awtAppClassName WARNING: Please consider reporting this to the maintainers of com.izforge.izpack.installer.InstallerFrame WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release