Uninstall EAR files Use the commands to uninstall EAR Files. Run the enter.cmd file to set Lawson environment variables and PATH. At the command prompt, specify: cd LawBaseDir enter.cmd where LawBaseDir is the name of the base directory where you installed Infor Lawson Core Technology. Run this command to set the environment variable WAS_HOME: set WAS_HOME= For example, set WAS_HOME=D:\IBM\WebSphere\Appserver Navigate to the directory where the script is located. At the command prompt: cd %GENDIR%\install\websphere\deploy Run one of these commands: Uninstall a single product perl deployEarUtil.pl -ta uninstall -pr LSFProduct For example: perl deployEarUtil.pl -ta uninstall -pr IOS Uninstall all products perl deployEarUtil.pl -ta uninstall -pr All