Error E-0201: lost connection to the server

Checked Nov 9, 2026 for Early Access

E-0201 means the game was running but lost its connection to the game server and couldn’t restore it. Check your connection and restart the game.

What it means

The game was already running, but the connection to the game server was lost and wasn’t restored.

Fix

Check your internet connection.
Restart the game.

Did you lose items?

What happens to your loot depends on your role and location (see what you lose when you die). If progress disappeared unexpectedly, follow the lost progress steps.

All error codes

Sources and verification

Checked against the following sources on Nov 9, 2026. Early Access mechanics may change.

Kefir: What should I do if I get an error code?

Keep exploring

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ROB RUN error E-0101 or E-0110 means the game can’t download its startup data. Check your connection.
Error E-0102: download corrupted or blocked
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ROB RUN uses Easy Anti-Cheat. Cheating means a permanent ban. Fix EAC errors with a screenshot and your UID.
ROB RUN error codes and how to fix them
Every ROB RUN error code from E-0101 to E-0904, what it means and the official fix.
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Error E-0301 / E-0302: outdated game version
ROB RUN errors E-0301 and E-0302 mean your game is out of date. Restart Steam and update the game.