Trying to install what? Are you a LimeLM customer, or are you trying to install some other software? If you're trying to install some other software, then contact that software company and ask them for help.
If you're a LimeLM customer trying to get up and running, then this is a good place to start: Getting started with LimeLM. The problem you're having is that you didn't include the TurboActivate.dat with your application. Follow the articles. They explain everything in a step-by-step way.
If you give me more information I can give you more help. What language are you using? Did you include the TurboActivate.dat with your app? If so, where did you put it?