I need help with my server

Server-Software Forge
1

[04Jul2021 21:34:56.258] [Server thread/INFO] [net.minecraft.network.login.ServerLoginNetHandler/]: com.mojang.authlib.GameProfile@55b1e208[id=,name=Pekefoxy,properties={},legacy=false] (/83.37.222.251:60276) lost connection: Disconnected
[04Jul2021 21:35:25.198] [Server thread/INFO] [net.minecraft.network.login.ServerLoginNetHandler/]: com.mojang.authlib.GameProfile@3393b32a[id=,name=Pekefoxy,properties={},legacy=false] (/83.37.222.251:53639) lost connection: Disconnected
[04Jul2021 21:36:35.497] [Server thread/INFO] [net.minecraft.network.login.ServerLoginNetHandler/]: com.mojang.authlib.GameProfile@a29b135[id=,name=Pekefoxy,properties={},legacy=false] (/83.37.222.251:59940) lost connection: Disconnected

I get this everytime i try to get into my server any idea?

2

We will need more details on your setup. what method did you take to build the system? Is this a vanilla, FTB, spigot, etc server? Which server version and does the java version match? How are your connecting, is it happening when you log in internally or externally?

3

Related? As fornax asked, is this a modded server?

Failed to synchronize data from server · Issue #834 · AllTheMods/ATM-6 · GitHub