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Valheim

Valheim Network Troubleshooting

Fix common Valheim connection issues — can't connect, not in browser, crossplay problems.

Server Not in Browser

  • Check -public 1 is set
  • Verify ports 2456–2457 (UDP) are open
  • With crossplay, the server may take 1–2 minutes to register

Can't Connect

  • Both UDP ports must be forwarded
  • Version must match between client and server
  • Password must be at least 5 chars and different from world name

Xbox/Game Pass Can't Join

  • Add -crossplay to startup
  • Ensure VC Redist 2015-2022 is installed on the server

Mods Causing Issues

  • Remove all mods, test, add back one at a time
  • Check BepInEx/LogOutput.log for errors

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Enable Dev Commands on Your Server

Install the Server Devcommands mod to use debug and spawn commands on your Valheim dedicated server.

Force a World Save

Manually save your Valheim world to protect against data loss and crashes.

On this page

Server Not in Browser
Can't Connect
Xbox/Game Pass Can't Join
Mods Causing Issues
Related Guides