How to Fix “LoadLibrary failed with error 87: The parameter is incorrect” on Windows 11

Seeing the error “LoadLibrary failed with error 87: The parameter is incorrect” on Windows 11 can be confusing, especially when it pops up while launching a game, graphics-intensive app, or even at system startup. In most cases, this error is linked to graphics drivers, DirectX components, or corrupted system files rather than a serious hardware fault.

The good news is that the issue is usually fixable with a few targeted steps, and you don’t need to reset or reinstall Windows to resolve it.

Fix “LoadLibrary failed with error 87” on Windows 11

The fixes below are arranged from the most common and least disruptive to more advanced solutions. We recommend following them in order and testing the affected app after each fix, as the error is often resolved early in the process.

1. Update or Reinstall Your Graphics Driver

This error is very commonly tied to display drivers, especially after a Windows update or a failed driver upgrade. Updating or reinstalling the graphics driver often fixes the issue immediately.

1. Right-click the Start button and open Device Manager.
2. Expand Display adapters.
3. Right-click your graphics card and select Update driver.
4. Choose Search automatically for drivers and allow Windows to install any available updates.
5. If the error persists, right-click the graphics card again and select Uninstall device.
6. Restart your PC and let Windows reinstall the driver automatically.

For best results, you can also install the latest driver directly from your GPU manufacturer.

2. Roll Back the Graphics Driver

If the error started appearing right after a recent driver update, rolling back to a previous version can restore stability.

1. Open Device Manager and expand Display adapters.
2. Right-click your graphics card and select Properties.
3. Go to the Driver tab.
4. Click Roll Back Driver if the option is available.
5. Follow the on-screen instructions and restart your PC.

This is especially effective when the error appears immediately after a system or driver update.

3. Repair DirectX Files

Corrupted or missing DirectX components can trigger LoadLibrary errors, particularly in games and multimedia applications.

1. Press Windows + R to open the Run dialog.
2. Type dxdiag and press Enter.
3. Allow the DirectX Diagnostic Tool to scan your system.
4. If issues are detected, download and install the latest DirectX runtime from Microsoft.
5. Restart your PC after installation.

Refreshing DirectX often resolves graphics-related LoadLibrary errors.

4. Run System File Checker and DISM

If system files are corrupted, Windows may fail to load required libraries correctly. Running SFC and DISM helps repair these core components.

1. Right-click the Start button and open Windows Terminal (Admin).
2. Run the following command and wait for it to finish: sfc /scannow
3. After that completes, run: DISM /Online /Cleanup-Image /RestoreHealth
4. Restart your PC once both scans finish.

These tools repair system-level issues that can cause parameter-related errors.

5. Check App Compatibility and Reinstall the Affected App

Sometimes the error is caused by a specific app rather than Windows itself, especially if the app wasn’t designed for Windows 11.

1. Uninstall the app that triggers the error.
2. Restart your PC.
3. Download the latest version of the app from its official website.
4. Right-click the installer and select Run as administrator.
5. If needed, enable Compatibility mode for Windows 10 during installation.

Reinstalling ensures the app uses fresh, compatible libraries.

6. Disable Overclocking and Third-Party GPU Tools

Overclocking utilities and GPU tweaking software can interfere with graphics libraries and cause LoadLibrary errors.

1. Disable any GPU overclocking tools you’re using.
2. Restore your graphics card to default clock settings.
3. Restart your PC.
4. Test the app again.

If the error disappears, the overclocking profile was likely the cause.

Wrapping Up

The “LoadLibrary failed with error 87: The parameter is incorrect” error on Windows 11 is most often related to graphics drivers, DirectX, or corrupted system files—not failing hardware. By updating or rolling back your GPU drivers, repairing DirectX, and checking system integrity, you can usually fix the issue without drastic measures.

If the error only appears in a specific app, reinstalling or running it in compatibility mode often resolves it completely. With the steps above, most users can get things back to normal in just a few minutes.