Issues connecting - NPE

[Astonic11]

Describe the bug, provide any errors Im having trouble with players connecting https://paste.gg/p/anonymous/40ef1afadbc94a97aff240d5ced26287

How can we reproduce it? Steps to reproduce the behavior:

1. Versions lower than 1.12.2
2. Click on '....'
3. The '[Proxy] Lost connection to the server ' is displayed wrong

Expected behaviour That a player can connect from 1.8-1.16 onto the network

Screenshots (https://user-images.githubusercontent.com/55540659/107965459-d692cb00-6faa-11eb-9fb2-a39c453d413c.PNG)

ViaVersion Dump: https://dump.viaversion.com/64d9d277591ac6ae4310ecdff0069a0ba90de998d9afc65d79ed8cb689f2c5b6

Additional server info Yes we are using bungeecord, all of our server are running Paper 1.12.2

Checklist (mark with [X] to check)

• [X] I have included a ViaVersion dump
• [X] If applicable, I have included a paste (not a screenshot) of the error
• [X] I have tried a build from https://ci.viaversion.com/ and the issue still persists
• [X] I have looked at https://www.spigotmc.org/resources/viarewind-legacy-support.52924/ and it does not offer a fix for my problem

IMPORTANT: Follow the Checklist or we can't reproduce your issue and your issue will be close

[creeper123123321]

Can you test latest ci.viaversion.com build?