Describe the bug
A clear and concise description of what the bug is.
https://paste.helpch.at/upakiyofat.cpp
To Reproduce
Steps to reproduce the behavior:
just install protocollib with 1.8 taco spigot and you'll get it.

Expected behavior
can't login sometimes and just spams console
Screenshots
If applicable, add screenshots to help explain your problem.

Version Info
Provide your ProtocolLib install info with /protocol dump through pastebin.
http://dump-2020-04-13_15.58.08.txt
Additional context
Add any other context about the problem here.