Remove the existing Bouncy Castle JAR file Have the actual locations specified by these variables available. You will need to provide these locations in later steps: LAW_JAVA_HOME LAW_JAVA_BIN You can view the locations by opening DSSOInstallDir/setvars.cmd in an editor. Stop WebSphere, including all application servers and clusters, nodes, and the Deployment Manager. Stop all products that use the JDK installed in LAW_JAVA_HOME. This includes: Infor Lawson products Third-party products including those that are not used by Infor Lawson. Back up these files: LAW_JAVA_HOME/jre/lib/ext/bcprov*.jar Delete bcprov*.jar from LAW_JAVA_HOME/jre/lib/ext