Sometimes the standard "Verify Integrity" misses permissions errors. Force a deep scan.
Navigate to and select Manage settings .
For those using repacks or unofficial copies, the solution often lies in completing the installation or updating it, as these versions are more prone to missing essential files. Hopefully, this guide has provided you with a clear path to finally launching your game without this frustrating error.
If permissions aren't the issue, the file itself might be corrupted or missing. Steam has a built-in tool to check every single file in the game directory and re-download anything that is broken. call of duty ghosts filesyscheck.cfg error
Players with RTX 30-series or 40-series cards report the filesyscheck.cfg error more frequently. Why? The 2013 game doesn't recognize modern GPU architecture and falsely flags the graphics driver DLLs as "tampered files."
While less directly related, outdated drivers or an old operating system can cause a wide range of game errors.
Start with Fix #1 (delete the file) and work your way down. For 85% of users, the solution is either or adding Steam/COD Ghosts to their antivirus exclusions . The remaining 15% may need to run the compatibility tweaks for Windows 11 or high-end GPUs. For those using repacks or unofficial copies, the
Right-click your and select Run as administrator .
How to Fix the Call of Duty: Ghosts "filesyscheck.cfg" Error
How to Fix the " Call of Duty: Ghosts filesyscheck.cfg Error" (2026 Updated Guide) Steam has a built-in tool to check every
This public link is valid for 7 days and shares a thread, including any personal information you added. This link or copies made by others cannot be deleted. If you share with third parties, their policies apply. Can’t copy the link right now. Try again later.
Wait for the process to complete (this may take several minutes). Relaunch the game. 2. Run Steam and the Game as Administrator
The filesyscheck.cfg error in Call of Duty: Ghosts typically manifests as a crash to desktop (CTD) on launch or shortly after the splash screen, often accompanied by a popup stating: "Error: Could not find file 'filesyscheck.cfg'" or "Zone file 'filesyscheck.cfg' is corrupt or missing."
If your path is already correct, the file itself may be missing or corrupted. You can use the Steam Client to restore it: Open your . Right-click Call of Duty: Ghosts . Select Properties > Installed Files (or Local Files ).