Valheim
Why a Valheim crossplay server cannot be joined
Check Valheim builds, crossplay mode, PlayFab registration, the current join code and player admission.
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The craft of running game servers
Setup guides, diagnostics and practical decisions for running games on your own VPS.
Satisfactory
Cannot join Satisfactory after an update: fix a version mismatch
Compare Satisfactory client and running-server builds, identify the right installation and update while retaining a rollback path.
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Satisfactory
Satisfactory server crashes: check memory, logs and disk space
Diagnose Satisfactory crashes using game logs, kernel OOM evidence, memory limits, disk space and a controlled verification.
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Satisfactory
Back up and restore a Satisfactory dedicated server
Back up Satisfactory worlds, blueprints and settings, store an independent copy and rehearse recovery separately.
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Satisfactory
Move a Satisfactory save to a dedicated server without losing the factory
Move a PC Satisfactory save to a dedicated server: select the session, transfer blueprints and verify a restart.
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Factorio
Updating a Factorio server without losing a rollback path
Preserve Factorio’s old build, world and mods, rehearse an update on a copy and retain a usable rollback path.
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Factorio
Factorio server low UPS: find the bottleneck before upgrading
Separate low FPS, slow simulation and catch-up. Find the server or client bottleneck before changing your VPS.
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Factorio
How to select a save on a Factorio headless server
Find Factorio’s data directory, choose an explicit ZIP or latest-save policy and verify the factory loaded after a restart.
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Factorio
Factorio headless saves: backup and restore
Back up Factorio data and mods, keep an off-host copy and verify a selected save in an isolated environment.
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Factorio
Cannot connect to a Factorio server: UDP, version and access
Check UDP 34197, server logs, the public endpoint, mods and player admission without random configuration changes.
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Minecraft
How to update a Minecraft Paper server and prepare a rollback
Check Java and plugins, preserve a pre-update backup, replace Paper offline and roll back with the matching old world.
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Minecraft
Minecraft server out of memory: heap error or Linux OOM kill?
Separate Java heap exhaustion, native memory failures and Linux or container OOM kills before changing Minecraft RAM settings.
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