Migration of the LANCOM Wireless ePaper Server using the openJDK Java runtime environment

Description:

This document describes how to migrate an existing installation of the LANCOM Wireless ePaper Server from Oracle Java JRE to openJDK.

Requirements:

• LANCOM Wireless ePaper Server as of version 1.91 (download latest version)
• OpenJDK in version 8 (download)

Procedure:

1. Download OpenJDK from following URL: https://adoptium.net/de/temurin/releases/?version=8&os=windows&package=jre

2. Install OpenJDK and add the parameters Configure JAVA_Home-Variable and Register JavaSoft (Oracle) during the installation.

3. Add the Java Path to environmental Variable

• Open System Panel → System and Security → System → Advanced Settings.
• Go to "Advanced" tab and click to "Environmental Variables".
• Search variable "Path" and click to edit.
• At the end of the field "Variable value" add the path to OpenJDK bin folder, e.g. ;C:\Program Files\OpenJDK\bin.

4. Check the Java version on command line with command "java -version".