When joining og-sg.net with multiconnect 1.8 I reliably get this disconnect error log:
https://pastebin.com/kRtE3r3D

I have a somewhat similar problem: https://paste.ee/p/C3iLo

@UltraBlackLinux that is not a multiconnect issue, multiconnect disables itself on hypixel. That would be hypixel's translator messing up.