Edit the install.cfg file Open the install.cfg file in a text editor. This file is located in the %LAWDIR%\system directory of Environment Set the values to those needed for the 10.0.x Infor Lawson System Foundation for the following environment variables. JAVA_HOME LAW_JAVA_HOME LAW_JAVA_BIN where LAW_JAVA_BIN is the path to the platform-specific Java Runtime Engine directory. Save your changes and close the file.