[BUG] Timed out after joining sub-server

[Heringen]

Prerequisites

• I made sure I am running the latest development build
• I tried to look for similar issues before opening a new one
• I have set debugmessages=true in config to diagnose my issue
• I have redacted session tokens and passwords before attaching screenshots

Minecraft Version

1.8.9

Console Client Version

Latest

Expected Behavior

Account staying logged in indefinitely

Actual Behavior

While im on hub, everything works, but once i join gamemode server chat doesn't work, i dont see any messages or can send any, and 15 seconds later i get timed out, and sent back to hub.

Steps to Reproduce the bug

1. Just join sub-server with default mcc settings

Attach screenshot here (If applicable)

No response

Anythings that could help diagnosing the bug

No response

Device

Desktop

Operating System

Windows

Server Address (If applicable)

steroidmc.net