Technical help

Errors, crashes and fixes

Start with the symptom, then use the exact error code. If nothing works, collect the right data before contacting support.

Quick fixes by symptom

Game won't load / hangs on loading+

Check your connection; restart the game and Steam; update your GPU driver; verify file integrity (Steam → Properties → Installed Files → Verify)

Error E-0101 / E-0110+

Check your internet connection

Crashes / CTD+

Close background apps, reboot the PC; if it persists — contact support with PC specs, description and the error text

FPS drops when moving the mouse+

Lower the mouse polling rate in the vendor software (Logitech/Razer/Bloody etc.), e.g. from 1000 to 500 Hz; update GPU driver; on Intel 13/14 gen update BIOS; disable overlays (Discord, GeForce Experience)

Easy Anti-Cheat error+

Screenshot of the error + UID to support; close overlays; clean reboot; check antivirus; increase the paging file

Purchase didn't arrive+

Restart the game, check in-game mail; otherwise contact support with the Steam receipt

Lost progress+

Check whether a wipe happened and whether it's the same Steam account; otherwise send UID, nickname and approximate time to support

Friend on another server+

Global map → Prison → Surrender to Feds → switch to the friend's server in prison → resend the party invite

Error-code directory

CodeMeaningWhat to do

E-0101 / E-0110Configuration server or startup data unavailableCheck your internet connection

E-0102Data corrupted or blocked (public Wi-Fi, antivirus)Home network without a login page; disable proxy; pause antivirus HTTPS scanning

E-0124Internal asset loading errorSteam → Verify integrity of game files

E-0201Connection to the game server lost and not restoredCheck connection; restart the game

E-0301 / E-0302Outdated game versionClose the game; restart Steam; update

E-0303 / E-0304Data corrupted or mismatched with the versionWait 10–15 minutes; disable proxy; verify files; update

E-0401Steam authentication errorSteam online on the correct account; restart

E-0403 / E-0404Epic Online Services authorization issueVerify files; add the game to antivirus exclusions; reboot the PC

E-0405Steam not responding / antivirus blocked a system libraryCheck antivirus quarantine; launch Steam; verify files; launch from the library

E-0501 / E-0502EAC not running, corrupted or blockedLaunch only through Steam; disable antivirus; verify files; reboot the PC

E-0601Keyboard/mouse not detected (Remote Desktop, cloud streaming)Connect physical devices before launching; avoid remote sessions

E-0904Unexpected internal errorRestart; if it repeats — send the error text to support

System requirements

Minimum

CPU: Intel Core i5-6600K / AMD Ryzen 5 1600
RAM: 12 GB
GPU: GTX 1050 Ti / RX 580 / Arc A380
OS: Windows 10 64-bit+
DIRECTX: 11
DISK: 20 GB

Before contacting support

Copy your UID: Esc → UID to the right under the character name → Copy UID
Gather evidence: what you were doing, screenshot/video, error text
Submit via ROB RUN Help Center; for purchases attach the Steam receipt

Kefir Help Center →

Fact check

Official sources

Facts are checked against Kefir and Steam. This wiki is an independent fan project.

SteamGame page
Steam NewsDeveloper posts
Kefir Help CenterOfficial support
DiscordOfficial community