If you are attempting to launch Far Cry 5 on PC and are greeted by the error message "The code execution cannot proceed because FCm64.dll was not found" or "FCm64.dll is missing," you are not alone. This issue was particularly prevalent around 2021 following specific Windows updates and game patches.
This guide explains why this error occurs and provides step-by-step solutions to get you back into Hope County.
As a last resort, disable real-time scanning in Windows Defender or your antivirus just before launching the game. Do not keep this off permanently – only long enough to confirm the issue. If the game launches, add the entire Far Cry 5 folder to the antivirus exclusion list.
If you are encountering the fcm64.dll missing error today, you are dealing with a "ghost" issue—a problem that was prevalent during the Windows 10 updates of 2019 through 2021 but is rarely seen on fresh, modern installations of Windows 10 or 11.
This error is not a virus and usually not a corrupted game file. It is almost exclusively caused by a conflict between the game and the Microsoft Visual C++ Redistributable libraries installed on your system.
Here is the detailed review of the issue and the fix.
If you are reviewing this error, you will likely come across websites offering a direct download for fcm64.dll.
Do not download DLLs from "DLL Dump" sites.
Even in 2021 (and later), users reported this error for several reasons:
By [Tech Support Desk]
Updated: 2021 (Valid for Windows 10/11)
If you’re a fan of Far Cry 5, you might have encountered a frustrating error when trying to launch the game:
“The program can’t start because FCM64.dll is missing from your computer.”
Despite being a few years old, this issue persisted well into 2021 and beyond, affecting both Steam and Uplay (now Ubisoft Connect) versions.
In this article, we’ll explain what the FCM64.dll file is, why it goes missing, and how to fix it permanently.
This error looks scary—especially with a crash on startup—but it is a standard C++ library issue. In 2021, this was a frustrating oversight in Windows Update management. In 2024/2025, it is an annoyance that is resolved in about 5 minutes by reinstalling the Visual C++ Redistributables.
Summary:
The error regarding a missing FC_m64.dll (often misread as fcm64.dll) in
typically occurs when antivirus software incorrectly flags the file as a threat and quarantines or deletes it. This file is a critical part of the Dunia Engine, the core technology behind the game. Top Recommended Fixes (2021)
Check Antivirus QuarantineThe most common cause is your antivirus software (like Windows Defender) blocking the file. Open your antivirus Protection History.
Look for a recent action against FC_m64.dll or a file in the game's /bin/ folder.
Select Restore and then add the entire Far Cry 5 installation folder to your Exclusions list to prevent it from happening again.
Verify Game FilesIf the file is completely gone, use your game launcher to re-download it:
The fcm64.dll missing error in Far Cry 5 is a common issue typically caused by antivirus software incorrectly flagging the file as a threat, corrupted game files, or outdated Visual C++ Redistributables.
Here are the most effective steps to resolve this error as of 2021 and beyond. 1. Restore the File from Antivirus Quarantine
Most "missing" DLL errors occur because your security software has quarantined the file.
Open your antivirus software (e.g., Windows Defender, Avast, McAfee). Check the Protection History or Quarantine section. If you find fc_m64.dll, select it and choose Restore.
Pro Tip: Add your Far Cry 5 installation folder as an "Exclusion" or "Exception" in your antivirus settings to prevent this from happening again. 2. Verify Game Files (Steam and Ubisoft Connect)
If the file was deleted rather than quarantined, you can force the game launcher to redownload it.
FC_m64.dll file is a critical component of the Dunia Engine used in Far Cry New Dawn far cry 5 fcm64dll missing 2021
. When this file is missing, the game typically fails to launch, often throwing an "unknown file version" or "not found" error. In 2021, many users reported this issue specifically due to antivirus software incorrectly flagging and deleting the file. Common Causes Antivirus Interference
: Real-time protection, including Windows Defender, often flags FC_m64.dll
as a false positive and deletes it during or after installation. File Corruption
: Improper system shutdowns or failing hard drive sectors can corrupt the library. Failed Updates
: Steam or Ubisoft Connect updates that do not complete correctly can leave the game directory incomplete. Recommended Solutions (2021) To resolve the error, follow these steps in order: Can't Get Far Cry (2,3,4, or 5) to work.
The error regarding a missing fcm64.dll (often related to "FC_m64.dll") in Far Cry 5
typically stems from file corruption or the file being incorrectly flagged and removed by antivirus software. Common Fixes for Missing DLLs in Far Cry 5
To resolve this issue without downloading potentially unsafe standalone DLL files from third-party sites, follow these steps: Verify Game Files: This is the most reliable method.
Steam: Right-click Far Cry 5 in your library, select Properties > Local Files > Verify integrity of game files.
Ubisoft Connect: Navigate to the game in your library, select Properties, and click Verify files.
Check Antivirus Quarantine: Often, security software like Windows Defender flags game files as false positives. Check your antivirus history or quarantine folder and restore the file if found.
Repair Microsoft Visual C++ Redistributables: Missing or broken system runtimes frequently cause DLL errors. Go to Settings > Apps & Features.
Locate Microsoft Visual C++ 2012 Redistributable (x64) (or newer versions like 2015-2019). Click Modify then Repair. If you are attempting to launch Far Cry
Update DirectX: Ensure your DirectX version is up to date, as it handles many essential gaming DLLs.
Easy Anti-Cheat Repair: Sometimes errors categorized as missing DLLs are actually validation issues. Navigate to the game folder, open the EasyAntiCheat folder, run EasyAntiCheat_Setup.exe, and select Repair.
For a general guide on how to troubleshoot and replace missing DLL files for PC games: 11:02
The error regarding a missing fcm64.dll (often referred to as FC_m64.dll) in
typically indicates that a critical game file was corrupted, accidentally deleted, or quarantined by your antivirus software. Core Solutions to Fix the Missing DLL
Verify Integrity of Game Files: This is the most reliable method for official versions. It automatically detects missing or corrupted files and replaces them.
Steam: Right-click Far Cry 5 in your Library > Properties > Installed Files > Verify integrity of game files.
Ubisoft Connect: Select Far Cry 5 > Properties > Local Files > Verify files.
Check Antivirus Quarantine: Antivirus programs frequently flag this specific DLL as a "false positive" threat. Open your Windows Security or antivirus software. Check Protection History or Quarantine. If FC_m64.dll is listed, select it and choose Restore.
Add an exclusion for the game's installation folder to prevent it from happening again.
Update Microsoft Visual C++ Redistributables: Missing system dependencies can cause DLL errors. Download and install the latest Visual C++ Redistributable (x64) from the official Microsoft website.
Run System File Checker (SFC): This repairs general Windows system file errors that might interfere with the game launching. Open Command Prompt as an administrator. Type sfc /scannow and press Enter. Restart your computer once the process finishes. Advanced Troubleshooting How do you fix missing dll files on Windows 11?
If the file is truly missing or corrupted: If you are reviewing this error, you will
⚠️ Make sure your antivirus is disabled during verification, or it will delete the file again immediately.