Connectivity Problem with Arma Reforger - Arma Reforger Session Error group=1 'REPLICATION', reason=11

System Information

Field Value
Operating System Windows - Windows 11 Home on x86_64
Product AMP ‘Phobos’ v2.6.4.0 (Mainline)
Virtualization None
Application Arma Reforger
Module GenericModule
Running in Container No
Current State Ready

Problem Description

Issue

Arma Reforger Session Error group=1 ‘REPLICATION’, reason=11 shows up after trying to connect to my own server

Reproduction Steps

  • connected to the server
  • loading screen appears
  • Session Error shows up

Would that be a port issue ??