The required environment variables for the harvest package can also be set through the Windows system properties panel. The Path environment variable can be modified as follows:
New environment variables (e.g., JAVA_HOME) may also be specified in the system properties panel. Instead of selecting the Edit button from the System Variables list, select the New button and enter the variable name and value. Select the OK button when you are finished, then select the OK button on the Environment Variables window to apply the changes.
Note: If you already have a DOS window open, you will need to close and re-open the window for the environment variable changes to take effect.