Thanks man. Problem solved.

I try to update the mod and the game ask for my user login. I try to login and that message appears on the screen telling me that i dont own the game. The problem starts after i update the game to 0.16, now i cant use the mods.
I have login data for https://www.factorio.com/login, i can login on the ...

I am trying to update my mod for the 0.16 version but it is saying that i didnt buy the game. But i bought it on steam and i downloaded the mod before, is that a bug or something happen to my game?