Plutonium

ArditBauMalKopf I'm out of ideas then. You could try changing DNS to 1.1.1.1 or try a VPN, but doubt they'd work since that error's related to somehow running older versions of Plutonium hence its failing to authenticate.

Vany_Trip Follow this guide to repair your game files, and please don't hijack threads, this thread has nothing to do with your error - if you encounter any more issues create your own thread.

ArditBauMalKopf piry no longer works, are you trying to repair your game files? If yes follow these steps to do so:

download the torrent file and open it in the torrent client of your choice - https://dss0.cc/alterwarez/download/pluto_t6_full_game.torrent as download location select your bo2 game folder deselect "create subfolder/keep top level folder" (very important) start the download