Complete Guide To Fixing Ntdll.dll Errors (Windows 10/11)

The Ntdll.dll file, created by Microsoft, is commonly referred to as the “NT Layer DLL.” This file contains essential NT kernel functions and stores various APIs necessary for applications to run smoothly. Essentially, it manages several core system functions, including memory management and process control. However, some Windows users encounter Ntdll.dll errors while gaming or trying to open specific applications, leading to crashes. This guide provides solutions for frequent crashes due to Ntdll.dll errors on Windows 10/11 computers. Let’s get started!

Overview of Ntdll.dll Errors

The Ntdll.dll file is created in the System32 folder during the Windows operating system installation. Known as the “NT Layer DLL,” it exports native APIs and interfaces for user-mode components and other applications. Errors related to Ntdll.dll may occur when launching or closing specific applications in Windows 10. These errors can arise from various issues, such as incorrect Windows updates, outdated third-party antivirus software, missing DLL files, graphics driver problems, or application failures. Common Ntdll.dll error messages include:

• Ntdll.dll not found.
• Access violation at address 77D289E6 in module ‘ntdll.dll’. Write of address 009C6B50.
• Ntdll.dll is missing.
• Tha module “ntdll.dll” was loaded but the entry-point DIIUnregisterServer was not found.
• Unhandled exception occurred[0xC0000005@0x000000007767E4B4] at ntdll.dll. Additional exception information has been stored locally and this application will be terminated
• The program can’t start because Ntdll.dll is missing from your computer. Try reinstalling to fix this problem.

Since the Ntdll.dll file may be accessed by multiple programs, determining the cause of the crash can be challenging. However, the good news is that there are several easy ways to fix this issue.

How to Fix Ntdll.dll Errors?

Method 1: Update Windows

First, check for any new patches or service packs related to Windows. Ntdll.dll errors can occur due to using an outdated Windows operating system. Updating Windows might resolve the issue. Here’s how:

1. Press Ctrl+I to open Windows Settings, then select “Update & Security”.
2. Navigate to “Windows Update” and click “Check for updates”.
3. If a new Windows update is available, a Download and install button will appear. Click “Install now” and follow the on-screen instructions to install the latest updates. Once this process is complete, your system will be up to date.

Method 2: Run Compatibility Troubleshooter

If you encounter Ntdll.dll crashes when opening or running specific programs, the application may be incompatible with your current system. In this case, running the compatibility troubleshooter can resolve the problem. Here’s how:

1. Right-click the shortcut of the problematic program and select “Properties”.
2. In the pop-up window, switch to the “Compatibility” tab and click “Run compatibility troubleshooter”. This tool will start detecting issues.
3. When the next screen appears, select “Try recommended settings”, and test the program based on the suggested compatibility settings. Follow the prompts to see if the issue is resolved.

If the above steps don’t work, continue to the next solution.

Method 3: Reinstall Ntdll.dll File

To resolve the issue, you can replace the corrupted Ntdll.dll file with a free download. However, ensure that the source of the new file is trustworthy. Note that the path of the Ntdll.dll file may differ based on the Windows version:

1. Begin by downloading the latest version of the Ntdll.dll file from a reliable source.
2. Move the downloaded Ntdll.dll file to the appropriate folder: For 32-bit Windows, place the file in the C:\Windows\System32 folder. For 64-bit Windows, copy the 32-bit Ntdll.dll file to the SysWOW64 folder and the 64-bit version to the C:\Windows\System32 folder.
3. Press Windows + S to open the search bar, type “cmd” and run Command Prompt as an administrator.
4. In the Command Prompt, type “regsvr32 ntdll.dll” and press Enter to confirm that the Ntdll.dll file is registered. If necessary, you may need to manually add registry entries.
5. Close all windows and restart your computer. This should help resolve the “Ntdll.dll not found” error message.

By following these steps, you can effectively address issues related to the missing Ntdll.dll file.

Method 4: Use a Dedicated DLL Fixer

There are several methods to fix Ntdll.dll errors, but if you’re looking for the fastest and safest solution, consider using dedicated third-party system repair software. These professional DLL repair tools have advanced features that can help fix missing or deleted files causing Ntdll.dll errors.

One option is Bitwar DLL Fixer. It boasts a vast library of DirectX and DLL files, allowing users to easily install required files with a single click. Additionally, it swiftly repairs various DLL-related issues, including Ntdll.dll crashes.

Benefits of Bitwar DLL Fixer:

• Easily fix or replace corrupted, damaged, or missing DLL files with a single click.
• Recover lost DirectX files and runtime libraries efficiently.
• Enjoy a reliable solution with a strong success rate and free technical support.
• Use the tool without any special technical knowledge or manual adjustments.
• Quickly scan your computer to identify DLL errors causing program issues.
• Resolve launch problems for Windows programs and games promptly.

Bitwar DLL Fixer Official: https://www.bitwarsoft.com/dll-fixer

Free Download Bitwar DLL Fixer:

Steps to Repair DLL Files Using Bitwar DLL Fixer

1. Download and launch Bitwar DLL Fixer. Select “Full Fix” from the left panel.
2. Click “Start Scan” and wait for the scan to complete. Review the listed DLL files and click the “Fix” button to fix the identified DLL files.
3. Once the fix is finished, a notification will appear. Check if the issue is resolved by launching the related program.

If the Ntdll.dll file you want to fix cannot be found using the “Full Fix” or “System DLL Fix” options, you can attempt a manual fix.

Manual Fix Steps:

1. Click on “Manual Fix” and enter the DLL name along with the desired save path.
2. Next, click on “Start Scan”. Select the appropriate version for your computer and click “Fix”.
3. Once the fix is complete, it is highly recommended to restart your computer. This will ensure that the repair is properly applied and stabilize system performance.

Method 5: Run SFC and DISM Commdands

The System File Checker (SFC) can scan and replace corrupted system files. Therefore, running an SFC scan can be an effective solution when encountering Ntdll.dll crashes. Additionally, the DISM command is used for managing and maintaining Windows image files. Here are the steps to repair system files using SFC and DISM:

1. Open the Command Prompt and run it as an administrator.
2. Type “sfc /scannow” and press “Enter”.
3. After the SFC command completes, enter the following DISM command in the CMD window and press “Enter”.
   Dism /Online /Cleanup-Image /RestoreHealth  

Once the task is complete, restart your computer and relaunch the application to check if the DLL not found issue has been resolved.

Method 6: Reinstall the Problematic Application

If you continue to experience Ntdll.dll crashes or DLL missing errors while using a specific application, consider reinstalling that problematic application.

1. Open Windows and navigate to “Control Panel”.
2. Click on “Uninstall a program”.
3. Find and select the relevant program, then click “Uninstall”.
4. To ensure the program is completely uninstalled, choose “Restart” before installing any compatible updates.
5. Restart your computer and test to see if the program operates correctly.

Method 7: Update Hardware Drivers

Outdated drivers can cause Ntdll.dll errors, so Windows users should check for any needed driver updates.

1. Press Windows + R to open the Run dialog.
2. In the Run dialog, type “devmgmt.msc” and press Enter to start Device Manager.
3. Check all hardware drivers, right-click on the driver that needs updating, and select”Update driver”.
4. Click “Search automatically for updated driver software” and follow the on-screen instructions to complete the process.

Method 8: Perform System Restore

Additionally, using Windows’ System Restore feature is also an effective option. This feature allows you to restore the system to a previous point without affecting user files. If a restore point was created before the Ntdll.dll error occurred, you can use it to resolve the issue. Here are the steps:

1. Type “Create a restore point” in the search bar and select the top result to open the System Properties page.
2. In the System Properties window, click the “System Restore” button.
3. Click the “Next” button and select Restore Point you wish to use to undo changes. You can click the “Scan for affected programs” button to see which applications will be removed as a result of this restoration.
4. Click “Next” and “Finish” to complete the restoration process.
5. After you finish these steps, your system will revert to the selected restore point, potentially resolving any issues caused by recent changes.

Conclusion

While Ntdll.dll errors may seem straightforward, they can be complex issues. Many Windows users are troubled by this problem and seek suitable methods. Since Ntdll.dll errors can arise from multiple causes, users may feel confused about the steps to fix DLL errors. However, don’t worry. The 8 methods discussed above will help you resolve the issue and better understand the causes and fixes for Ntdll.dll errors.