Server communication would happen until the Rainbow Six Siege Credits connection was acknowledged, causing an error that is unsolvable from functioning 20, and preventing matchmaking. In other words, before it was opened, the match tried to walk through the doorway.
Sadly, this difficulty highlighted a much larger issue in how important updates, for example Grim Sky, are managed in Siege. The difficulty was due to a small optimization intrinsically linked into an otherwise enormous refresh for the match, meaning rolling back to an earlier construct in which matchmaking worked would have also meant un-releasing Grim Sky.
This, then, would have interfered with the huge quantity of promotion and communication Ubisoft had been doing at the run-up to the new update, which included everything up to and like a huge, live unveiling in the Six Majors championship in August. Additionally, it Rainbow Six Siege Items could have caused problems with the season , as taking content away season pass gamers had paid would have caused a potentially even bigger uproar compared to matchmaking problems due to
Content updates, like a new season, will now be unrelated to the bigger backend changes, like the optimization which caused all the problems, allowing parts of the game to be rolled back without affecting game content, if a similar problem arise in the future. While this may not alter how players encounter Siege considerably, it should offer a huge amount of stability to the game and permit problems to be identified and fixed much, much quicker.