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I Need Help with Server Verification!

Server Issues Verification issues

For a step-by-step guide on how to attain Server Verification, please see the link below. link ...

Comment guidelines

Community Support

Comments on our wiki should share meaningful suggestions, share insights, and improve the knowled...

“You have been rate limited” error!

Clients Connection Issues

Description of issue This issue is typically caused by clicking too fast on a given server on th...

I’m getting disconnected from servers with the error “connection lost (timed out)”!

Clients Connection Issues

Description of issue This issue is typically caused by a variety of variables. Notably, issues c...

I’m getting disconnected from servers with the error “Processing of server security was too slow”!

Clients Connection Issues

Description of issue This issue is typically caused by a variety of factors, which may vary betw...

I'm getting kicked from servers when the round ends with no message!

Clients Connection Issues

Description of issue The most common cause of this is due to the user using a custom theme song,...

A blacklisted program has been detected!

Clients Crashes

Description of issue This issue is typically caused by using debugging programs or injectors whi...

A blacklisted system service has been detected!

Clients Crashes

Description of issue This issue is typically caused by a program called Process Hacker. Process...

I keep getting "The game's integrity couldn't be verified, please verify game's files and restart".

Clients Crashes

Verify Integrity of Game Files Please check out our guide here! Launch Game as Administrator ...

I keep getting Virtualalloc failed/Virtualalloc remapping failed when I try to launch the game!

Clients Crashes

Description of issue This error is not related to SCP:SL itself, but rather an issue with your m...

I'm getting an error from steam saying "An error occurred while updating SCP: Secret Laboratory (missing executable)".

Clients Crashes

Description of issue If you're using an antivirus and encountering an issue where SCPSL.exe is f...

My game is refusing to launch with this error: Please verify the game's integrity. Attempting to modify the game's files can result in a global ban. (file/folder name).

Clients Crashes

How to Fix the Error Navigate to SCP:SL’s Game Files Open Steam Library Right-clic...

My game is refusing to launch, but I meet the minimum requirements.

Clients Crashes

Check for the SCP Secret Laboratory Folder Press Windows Key + R Type %appdata% and hit...

SCP:SL crashes after displaying a small window with a loading bar and error icon

Clients Crashes

Description of issue Ensure your PC meets our minimum system requirements. Your PC specs should ...

SCP:SL crashes and displays a box with a loading bar and the SCP:SL logo!

Clients Crashes

Description of issue This issue is typically referred to as a “Unity Crash”, as the presence of ...

SCP:SL crashes on launch after a splash screen

Clients Crashes

Description of issue This issue is typically caused by one of three specific problems- either in...

SCP:SL crashes on launch with no popups altogether

Clients Crashes

Description of issue This issue is typically caused by a wide variety of complimenting factors, ...

SCP:SL crashes to desktop with no warning or pop-up (silent crash)!

Clients Crashes

Ensure your PC meets our minimum system requirements. Your PC specs should match or be more power...

SCP:SL shows black screen and freezes on launch

Clients Crashes

Description of issue This issue is typically caused by a wide variety of complimenting factors, ...

SCP:SL crashes to desktop with an “SL-AC error” popup!

Clients Crashes

Description of issue Ensure your PC meets our minimum system requirements. Your PC specs should ...

Failed to authenticate: non-issued token used for Authentication

Clients Misc

Description of issue Players get disconnected when joining the server with the error message: f...

I can't see players' steam profile button in-game.

Clients Misc

This issue usually happens if you have Steam Overlay disabled. Solution: To enable Steam Overla...

I keep getting "[SL-AC] Launcher outdated. Please update the game or verify the games integrity."

Clients Misc

This error will occasionally appear when the game receives an update or small hotfix. Solution: ...

I keep getting "[SL-AC] Virtual Machines are not allowed. Please play the game on your computer."

Clients Misc

Playing SCP: Secret Laboratory on a Virtual Machine is blocked, and, as such, you will not be per...

I see my cursor/mouse on the center of my screen while playing

Clients Misc

This issue means that you can see your cursor/mouse right in the middle of your screen overlappin...

I'm getting low FPS/Limited FPS

Clients Performance issues

There are multiple causes for low FPS, This will walk you through all possible solutions. 1. Cle...

“authentication error” in my console with a string of random letters and numbers!

Clients Server List loading errors

Description of issue This issue is caused by a variety of factors, all of which we’ll need to de...

Failed to download servers list. InternalServerError

Clients Server List loading errors

Description of issue This issue is caused by your pc failing to connect to SCP:SLs central serve...

The Server list won’t load, and I’m getting an error! I’m getting an error saying “Error Unauthorized” where the servers should be!

Clients Server List loading errors

Description of issue This issue is caused by an Internet Service provider (ISP) failing to conne...

I'm getting the Error below when trying to run my LocalAdmin application on Ubuntu or Debian Linux

Server Issues Crashing issues

Fix: "Can't obtain a valid user home directory path" Error in LocalAdmin (Ubuntu/Debian Linux) I...

Resolving crash issues

Server Issues Crashing issues

This is a generic guide with resolutions to solve issues. Following the below instructions will f...

Sudden Server Freezing Issue on Windows VDS/VPS Servers

Server Issues Crashing issues

Description of issue This issue generally occurs on operating systems above Windows 2012 Server....

Anything typed in localadmin does nothing

Server Issues Misc

Description of issue This issue usually just happens on Linux or pterodactyl servers in the term...

Configuration Files Resetting Automatically!

Server Issues Misc

This issue can occur when a server is rented from a region where different language settings are ...

I keep getting "ERROR! Failed to install app '996560' (No subscription)" error

Server Issues Misc

This error may occur after executing the app_update command in SteamCMD when attempting to instal...

I Restarted My Server and Now I Can't Connect!

Server Issues Misc

Cause:This issue typically occurs on Windows servers. Sometimes, after restarting the server, the...

Player failed to authenticate: non-issued token used for Authentication

Server Issues Misc

Description of issue Players get disconnected when joining the server with the error message: f...

Server cannot be found in the list by searching

Server Issues Misc

Description of issue The server cannot be located when searching the list. Possible Causes: ...

This server requires authentication from central servers

Server Issues Misc

Description of issue Anyone that attempts to join the server be it a local or public connection ...

How to fix the "delayed connection incoming from endpoint" error

Server Issues Network issues

Description of issue If you are encountering the error message "delayed connection incoming from...

Player Synchronization Issue

Server Issues Network issues

This issue typically occurs when synchronisation between players on your server breaks. For examp...

LocalAdmin using 100% cpu despite being in Idle mode

Server Issues Performance issues

Description of issue This issue usually happens on Linux when LocalAdmin is being ran as a servi...

My "SCP: Secret Laboratory Dedicated Server" tool shows a BUY button instead of a PLAY button

Server Issues Misc

This is a quite weird bug that occurs once after a while, to fix it simply follow the guide below...

“Port Not Registered” Error in SCP:SL Servers

Server Issues Verification issues

Problem Description When hosting an SCP: Secret Laboratory server, you may encounter the followi...

How to enable whitelist and whitelist users

Server Guides

This guide will guide you through enabling whitelist for your server, and how to add players to t...

Resolving network issues

Common Debugging steps

This is a generic guide with resolutions to resolve issues. Following the below instructions will...

Game Crash: "Kernel Debugging" Error

Clients Crashes

If the game crashes after launching and you’re seeing this error, please follow the steps below.S...

I'm having server_name config issues!

Server Issues Misc

Server_name is not loading/is default The likely cause can be multiple things. Please follow the...

SCP:SL appears washed out, overly bright, or pale

Clients Misc

Description of issue Some users may experience the game appearing extremely washed out with low ...

Other players are freezing ingame and teleporting!

Clients Performance issues

Description of issue Other players appear to be teleporting ingame mid-round despite having a go...

Understanding and Troubleshooting Yellow HTTP Proxy Error Messages for Servers

Server Issues Network issues

Yellow HTTP proxy error messages can be a bit complicated. Here’s a guide to help everyone unders...

POST Request Exceptions

Server Issues Network issues

Description of issue This issue can happen for different reasons, such as: Summary Descr...

Nobody can connect to my server! (The specified host is not available)

Server Issues Network issues

The first step of assessing the root cause of this issue is to ensure that the issue actually lie...

Server is not verified or request is malformed

Server Issues Verification issues

This can happen when trying to use central commands such as !public/private for server visibility...

I keep getting kicked with the error “Authentication timeout exceeded”!

Clients Connection Issues

Description of issue This issue is typically caused by a user’s authentication token being rejec...

I keep getting kicked with the error “Client failed to authenticate in time”!

Clients Connection Issues

Description of issue This issue is typically caused by a user’s authentication token being rejec...

I’m getting massive walls of red and yellow text in my Player Console mentioning “a task was cancelled”!

Clients Server List loading errors

Description of Issue This issue is typically caused by the game client failing to authenticate p...

My game crashes on boot without giving any error: "kGfxThreadingModeSplitJobs"

Clients Crashes

Description of Issue If your Player.log only contains the line: kGfxThreadingModeSplitJobs is n...

Getting kicked at round end straight to main menu - no disconnect message

Clients Misc

Description of Issue If your Player.log contains lines like: Playerlog.txt Server is perform...

I tried clicking on links sent from central servers in LocalAdmin and they aren't valid/working!

Server Issues Verification issues

Fix: Invalid Links from Central Servers in LocalAdmin If you're unable to open links sent from c...

My game cant connect to central servers!

Clients Connection Issues

If you are located in certain countries, you may experience connection failures to the central se...

Players on My Server Are Getting Random Timeouts!

Server Issues Network issues

Plugin issue Disable all of your LabAPI plugins (Exiled is a LabAPI plugin) and test for 1-2 rou...

I'm Getting High Ping

Clients Connection Issues

This is a pretty common issue, so there could be a bunch of different reasons and ways to fix it....

Exclude SCPSL from anti-viruses

Common Debugging steps

Malwarebytes Windows Defender ESET Kaspersky Avast Norton Bitdefender McAfee Still have...

SteamCMD: App '996560' state is 0x6 after update job

Server Issues Misc

Description of issue While updating the dedicated server with SteamCMD, the process exits with: ...

4. How do I verify my server? A step by step guide

Server Guides Hosting a Server 101

Firstly, that you have an SCP:SL server online and active. See here for a guide on how to creat...

Resolving crash issues

Common Debugging steps

This is a generic guide with resolutions to resolve issues. Following the below instructions will...

My microphone isn't working!

Clients Misc

User Self Diagnosis Guide Bandaid Fix This is a very simple and almost guarantee solution, bu...

Contacting the Safety & Compliance team

Server Guides

This guide explains how to contact the SCP:SL Safety & Compliance Team via email for issues such ...

Authentication error: Could not resolve hostname/Stuck on Authenticating...

Clients Connection Issues

Issue Description This error occurs when your client (game) could not authenticate due it not be...

Failed to download servers list. Invalid Signature

Clients Server List loading errors

Description of issue Error shown on the server list: “Invalid Signature.” Why it happens: Some u...

My games takes FOREVER to launch

Clients Performance issues

Description of issue Launching the game and loading takes a while. What You Should Know: I...

I'm getting the error: "HTTP/1.1 401 Unauthorized"/HTTP/1.1 403 Forbidden" in my client console!

Clients Server List loading errors

Description of issue This issue is typically caused by a client failing to connect to Central Se...

How do I update my server?

Server Guides

Game Server Provider/Website If you're using a game server provider (often called a Host Provide...

Game stuck on running install script on Steam

Clients Misc

Description of issue Game is stuck on "running install script" on Steam, not allowing you to pla...