When I try to Unlock Live I receive this error: "Max number of unlocks...

When I try to Unlock Live I receive this error: "Max number of unlocks reached." Why is this happening?

You have already used all of your authorizations/Unlocks. Contact support@ableton.com with your serial number and an adequate explanation of why you have installed so many times, and they will consider allowing more unlocks.

Other Popular Articles:
• Is there any way I can transfer my Live authorization/Unlock to my new computer?
• How can I authorize Live for all users on a Max OS X machine?
• Getting Sonar 3 and Digidesign hardware to work.
• When I attempt to install M-Powered Pro Tools 7.0 onto my Intel-based Mac, it freezes during installation.
• How do I authorize my Realguitar virtual instrument?