If you'll change your computer's hardware configuration (therefore your Computer ID will be changed) or you'll change VPS provider, then please check http://my.darkmoonfx.com. With your e-mail & PassKey you could enter the site to disable your old ComputerID (which is connected to your old system). This will be necessary to release your license and after completing these steps you will be able to use TraderAgent on your new computer/VPS.

If you don't find your ComputerID, attach TraderAgent to a chart and you will see it under Experts tab in MT4: