It will not let me download any MODS for age 2 I get this message

I can play but everytime I join a lobby I get the same message too help please

Your game was not detected, which means that the mod folder cannot be created and you won't be able to download anything from our mod center.

Please perform a clean installation of your game. Don't forget to follow ALL steps in the article, including the last official patches you must install and the game must be started from your Desktop at least once.

AOC: [You must login to view link]
HD: [You must login to view link]

Here are the required game room settings:
[You must login to view link]

I use AOC through steam does that make a difference

Can you please run the game diagnostics if available?

i migh be wrong, but this same error happeneed to many players few months back due latest patch update, and it was fixed easy by just deleting some folder (patch forlder perhaps).

Did you get it working?

no I have not. How do I run game diagnostics?

ok ran diagnostic and it says all is good. any other suggestions

Please copy and paste the diagnostics results, do not post or link a screenshot. Thank you.