FFI The first soldier was recently published for iOS and Android devices, and although the game has had a mixed reception so far, many players had problems only to log in and play. Although many error codes were in circulation, the most common mistake was most commonly seen: status code CO2 504. In this article we show you quickly what this error means and how you can fix it, so you can in the world of Final Fantasy VII return to the fight. What is status code: CO2 504 ? Simply expressed: The status code CO2 504 is an error that informs you that the network connection of the game is unstable. While the error prompts you to check the connection at your end, it is most likely to be a server problem. Many users had this problem at the moment when the game was started, suggesting that the servers were overloaded with too many players who connect at the same time. Shortly thereafter, the servers were shut down for a maintenance check to resolve the connection issues. Are you also ...