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Bạn đang xem: A debugger has been found running in your system please unload it from memory and restart your program

Some users have reported needing khổng lồ fix a debugger error on Windows 11/10 PCs. Those users see this error message pop up when they try lớn start certain apps or games, “A debugger has been found running in your system.” Consequently, apps & games for which that debugger error occurs don’t start.

Does that same debugger error message pop up when you try khổng lồ launch certain software in Windows 11/10? If it does, you may be able khổng lồ fix that issue by applying the potential resolutions in this guide.

1. Deselect MSConfig’s Debug Checkbox

MSConfig (System Configuration) includes a Debug mode setting that can trigger the debugger error when enabled. A lot of users have confirmed disabling that option fixed the debugger error for them. This is how you can deselect the Debug checkbox in MSConfig:

Press Win + R to launch the Run command box. Then type msconfig into Run, & click the OK option. Select System Configuration’s Boot tab.



Deselect the Debug checkbox if it’s selected. Select OK on the BOOT Advanced Options window. Click MSConfig’s Apply button khổng lồ save the new options. Select OK to close the System Configuration tool. Restart Windows.

2. Update Windows

The debugger error is more likely khổng lồ occur on older Windows versions. We recommend users tăng cấp their copy of Windows to lớn the latest versions or install any available patch updates. You can check for updates in Windows as follows:

Press Win + S to access the Windows tìm kiếm tool. Enter check for updates in the search box. Next, select Check for updates to xuất hiện that part of Settings. Click Check for updates to lớn find available updates.


Select the Download and install option for any available Windows version update. If you can’t select a version (build) update lớn upgrade to, install any available patches.

3. Showroom Affected Software to Your Antivirus Tool’s Exclusion List

Antivirus utilities can cause the debugger error when wrongly perceived khổng lồ be debuggers by affected games and software packages. McAfee & AVG are two third-party antivirus utilities more widely confirmed to cause this error. However, try adding affected software khổng lồ the exclusion (exceptions) menu of whatever antivirus tool you have. Our guide for setting exclusions in Windows Security tells you how to lớn set up program exceptions for Windows’ built-in antivirus app.


4. Change the Boot Settings in Windows

You can change the boot settings in Windows 11/10 to lớn disable third-party programs and services from the startup (otherwise called clean booting). Clean booting could remove a background ứng dụng or service that’s automatically starting and causing the issue. Our guide khổng lồ clean booting Windows 11 provides full details about how khổng lồ change the boot settings.

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Restart Windows after you’ve disabled third-party startup items. Then try launching apps và games for which the debugger error occurs to see if it's fixed. If this possible solution does the trick, re-enable startup items one at a time to identify what causes the debug error.

5. Uninstall GameGuard

GameGuard is anti-cheating software known to lớn cause adebugger error for multiplayer games. If you khổng lồ fix the debugger error for games, uninstalling GameGuard could be a solution. This is how you can uninstall GameGuard in Windows:

open Programs & Features by typing appwiz.cpl in the Windows search box and selecting that applet from there. Then select GameGuard in Programs & Features. Click GameGuard’s Uninstall button.
Select any Yes option you see when prompted for confirmation. After removing GameGuard, press the Windows button + E key. open this folder path:C: Program Files (x86)NCSOFTBnS If you see a remaining GameGuard folder, right-click it & select Delete.

6. Reinstall Any Affected Software

Consider reinstalling software packages the debug occurs for if alternative solutions don’t resolve the issue. There could be a fault with affected software packages that only reinstalling them will fix. You can remove apps with the different methods in our guide for uninstalling software in Windows 11. Then download the latest versions of the apps or games you’ve uninstalled from their websites lớn reinstall them.

7. Restore Windows to an Earlier Time

This potential resolution involves rolling Windows 11/10 back lớn a previous date with System Restore. If you can select a restore point that predates the debugger issue on your PC, rolling back the OS might just work. Restoring Windows to an earlier time will remove recently installed apps, some of which might have started conflicting with software for which you need to fix the debugger issue. Our guide for creating restoration points in Windows tells you how to lớn use the System Restore utility.

Note that System Restore needs to lớn have been enabled before you needed to lớn fix the debugger error. It’s no good turning on that utility and creating a restore point when it wasn’t enabled beforehand. If that utility was enabled before, select to lớn roll Windows back khổng lồ a time when the affected apps worked fine. Alternatively, choose the oldest restoration date available.

Make the Debugger Error Go Away in Windows 11

So, that’s how you can kill off the debugger error in Windows 11 và 10. Resolution one is an especially widely confirmed fix for the debugger error we recommend users try first. If MSConfig’s debug mode isn’t enabled, try applying the other resolutions in the order specified.

Jack has been a freelance tech journalist for more than a decade. He has covered Windows Vista, 7, 10, và 11 topics within a multitude of guides for capdoihoanhao.vn và numerous other websites.

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