I just searched for a BTB match and I got thrown into a game that was in the postgame lobby (just ended). The screen went black with the rotating “loading” icon in the lower right and the music playing. This went on for a while until I pressed B and this came up:
Hitting A on either option did nothing, so I spammed B and it got me back to the main menu. Never seen this before and it seemed odd, so I thought I’d post it.