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Description of issue This issue is typically caused by a variety of variables. Notably, issues can occur on the side of the player (client), or the host (server). The most important way to figure out which one applies, is to communicate with other members of ...

How to Fix the Error Navigate to SCP:SL’s Game Files Open Steam Library Right-click on SCP: Secret Laboratory Select Properties → Local Files → Browse Locate and Delete the Problematic File/Folder Find the file or folder menti...

Check for the SCP Secret Laboratory Folder Press Windows Key + R Type %appdata% and hit Enter Look for a folder named SCP Secret Laboratory If it’s missing, create a new folder with this name and try launching the game again. Alrea...

Description of issue This issue is typically caused by a user’s authentication token being rejected or reassigned constantly by our central servers. Ensure your PC meets our minimum system requirements. Your PC specs should match or be more powerful than the...

Description of issue A recent Anti-Cheat (AC) update has significantly increased load times on older HDDs. What You Should Know: If you see SCPSL.exe in Task Manager, the game is running and will eventually launch. On older hard drives, this can ta...

Description of issue This error is not related to SCP:SL itself, but rather an issue with your memory/RAM. It typically occurs when there isn't enough available memory to launch the game. Steps to Fix the Issue: Close other applications to free up memor...

Description of issue This issue is typically caused by a client failing to connect to Central Servers, or Cloudflare. Ensure your PC meets our minimum system requirements. Your PC specs should match or be more powerful than the current minimum specs on steam...

Verify Integrity of Game Files Please check out our guide here! Launch Game as Administrator If verifying the game files doesn't help, open the game folder: Go to Steam Library Right-click on SCP: Secret Laboratory → Properties → Local Files →...

Fix: "Can't obtain a valid user home directory path" Error in LocalAdmin (Ubuntu/Debian Linux) If you're getting the error when trying to run the LocalAdmin application on Ubuntu or Debian Linux, follow these steps: Set the HOME Path The error occurs be...

Description of issue If you are encountering the error message "delayed connection incoming from endpoint <ip> by 5 seconds", it indicates that the Mono software component is missing from your server. Mono is necessary for running certain applications, and it...

Description of issue If you're using an antivirus and encountering an issue where SCPSL.exe is falsely flagged as a malicious program, this is a false-positive error. Solution: Exclude SCPSL.exe from Scanning To temporarily resolve the issue, you'll need to...

Please check out Global Ban Information to resolve your issue. The technical support team cannot help you with your ban. Do not open a tech support ticket.

Fix: Invalid Links from Central Servers in LocalAdmin If you're unable to open links sent from central servers in LocalAdmin, it's likely because the full link is being cut off in the console, especially with certain hosting providers. Here’s how to retrieve ...

This issue typically occurs when synchronisation between players on your server breaks. For example, a player opens a door on their client, but on your client, the door remains closed. You see the player's actions with a 4–5 second delay. This issue can happen...

Cause & Solution:This issue occurs when required libraries aren’t installed before the SCP:SL dedicated server starts. Install only the dependencies below (using the official links) and then restart your server. As an additional measure, perform a clean reinst...

This issue can occur when a server is rented from a region where different language settings are applied by default. In such cases, the server's regional format matches the location of the hosting provider, which may interfere with certain characters being sav...

Cause:This issue typically occurs on Windows servers. Sometimes, after restarting the server, the previous server session remains running in the background. As a result, two server instances end up using the same port, which prevents players from connecting. ...

Plugin issue Disable all of your LabAPI plugins (Exiled is a LabAPI plugin) and test for 1-2 rounds. If the issue no longer occursd, identify the plugin by adding them back 1 by 1 and remove the one that causes the issue. Hosting issue/Packet loss Packet lo...

Problem Description When hosting an SCP: Secret Laboratory server, you may encounter the following error: [YYYY-MM-DD HH:MM:SS] Could not update server data on server list – [SECURITY VIOLATION] Specified port is not registered. Please contact your hosting p...

At a certain point, your server may start kicking players, shutting down by itself, or experiencing sudden ping spikes. One of the most common causes of this issue is a GHz limit imposed by your VPS provider based on the plan and number of CPU cores you've se...