Set JAVA_HOME to where you extracted your OpenJDK installation. Point it to the OpenJDK directory, not to its /bin subfolder, as JAVA_HOME will not only be used to determine the executables' location.
Set JAVA_HOME to where you extracted your OpenJDK installation. Point it to the OpenJDK directory, not to its /bin subfolder, as JAVA_HOME will not only be used to determine the executables' location.