Minecraft version & Mod Version:
1.15.2
SimpleStorageNetwork-1.15.2-0.2.4

Single player or Server:
Server

Describe problem (what you were doing / what happened):
The server quit accepting connections from clients, on looking at the console, this is what I found.

latest.log
Crash log (if any):
Stacktrace in console
https://gist.github.com/ProsperCraft/e51c7928a735ca80ca131ed23628c086
debug.log

I pushed an update for this in 0.3.0 can you confirm if the fix worked

We have not had the issue lately, will re-open if it crops up again, thank you.