Connectivity Problem with Minecraft - invalid username error

System Information

Field Value
Operating System Linux - Debian GNU/Linux 11 on x86_64
Product AMP ‘Decadeus’ v2.4.6.6 (Mainline)
Virtualization QEMU_KVM
Application Minecraft
Module MinecraftModule
Running in Container No
Current State Ready

Problem Description


everytime someone tries to join into my server including myself it says that we have an invalid username and we arent sure how to fix it

Reproduction Steps

  • try to log into server
  • fails to connect and says invalid username
  • repeat

Common Forge issue (can happen with other server types too), here’s the fix:

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