Minecraft - no one outside the local network can join the server

System Information

Field Value
Operating System Linux - Ubuntu 24.04.4 on x86_64
Product AMP ‘Deimos’ v2.7.0.0 (Mainline)
Virtualization None
Application Minecraft
Module MinecraftModule
Running in Container No
Current State Sleeping

Task

no one can join the server

Problem Description

Issue

i’m not sure what’s going on i have tried looking it up but nothing works my friends just get getsockopt error

Reproduction Steps

  • port forward
  • restart server
  • try changing port