Where did you buy it?
Does your serial start with 1160-.... and consist of numbers only.?
Don't post your serial here!
I bought it in Fnac.
Yes it start with 1160- ...
I really don't understand :/
Did you buy an upgrade?
If yes, make sure you are supplying the new code and/or the old code in case it requests for it.
And you are sure you have downloaded and installed LR6?