How to Fix mfc120deu.dll Missing Error (Solved)
What is mfc120deu.dll?
mfc120deu.dll is a Dynamic Link Library file that is an essential component of Microsoft Foundation Classes (MFC) version 12.0 for the Deutsch (German) language in Windows operating systems. This library file helps to run programs that have been developed using MFC.
Why is mfc120deu.dll missing?
There are several reasons why you might encounter the “mfc120deu.dll missing” error including accidental deletion malware infection or a corrupted system file.
Common Causes:
- Malware Infection: Malicious software can inadvertently delete or corrupt critical system files like mfc120deu.dll.
- Accidental Deletion: Sometimes users may mistakenly delete the file while cleaning up their system.
Step-by-Step Fixes:
Method 1: Reinstall Visual C++ Redistributable
Reinstalling the Visual C++ Redistributable package can resolve the mfc120deu.dll missing error. You can download the appropriate version for your system from the following links:
- Visual C++ Redistributable for Visual Studio 2013
- Visual C++ Redistributable for Visual Studio 2015
- Visual C++ Redistributable for Visual Studio 2017
- Visual C++ Redistributable for Visual Studio 2019
Method 2: Run SFC /scannow command
Running the System File Checker (SFC) command can help restore any corrupted system files including mfc120deu.dll. Open Command Prompt as an administrator and type the following command:
sfc /scannow
Method 3: Update System Drivers
Outdated system drivers can cause compatibility issues with various files including mfc120deu.dll. Updating your system drivers may resolve the issue. You can use Device Manager to update your system drivers automatically or manually.
Conclusion
The “mfc120deu.dll missing” error can be frustrating but with these step-by-step solutions you should now have the tools to address this issue and get your system running smoothly again.