Adobe Masters Collection Problem

everytime i restart i have to re insert the key i dont know whats going on it read the instructions i dont know whats going on here.
Answer #1
Same here. Mine reverted back to trial. I think Adobe found a way of figuring our version.
Answer #2
What about disabling activation via hosts.file and running batch files?!
You can find instructions and necessary files here
http://www.megaupload.com/?d=SU4EZDK7
Answer #3
yeah do what wo_Ot? said and also dont update..
you can stop updates in the options menu in the updater