If you need to verify your current version, you can check it by navigating to the game's options menu on your console and selecting .
The file extension here is .
: The bug was specifically triggered by the length of the host's nickname, which prevented invited friends from joining the session. Nintendo Everything Context & Safety Warning files are used for game updates, this specific format (a containing an Super-Mario-Party-Jamboree-Update-1.1.1.NSP.rar