Error on this request: https://sessionserver.mojang.com/session/minecraft/hasJoined?username= https://github.com/SpigotMC/BungeeCord/blob/12e4514813313576990f7687de50c90406723402/proxy/src/main/java/net/md_5/bungee/connection/InitialHandler.java#L480
It happens at the same time on https://api.mojang.com/users/profiles/minecraft/
Please don't duplicate your own issues.