Introduction
If you're a Windows user, encountering DLL errors can be both frustrating and confusing. One common DLL file that often causes issues is msvcr120.dll, a vital component used by many applications and games. When this file is missing, corrupted, or fails to load properly, it can trigger error messages that prevent programs from running smoothly, or even compromise system stability. Whether you're facing “msvcr120.dll not found,” "entry point not found," or runtime loading failures, understanding the root causes and knowing how to fix them is essential. In this comprehensive guide, we'll explore the role of msvcr120.dll within Windows, diagnose common errors, and provide step-by-step solutions to repair and prevent these issues for a more stable computing experience.
Understanding msvcr120.dll and Its Role in Windows
What is msvcr120.dll?
msvcr120.dll is a Dynamic Link Library (DLL) file that belongs to the Microsoft Visual C++ Redistributable for Visual Studio 2013. It contains essential runtime functions used by applications developed with Visual C++, including memory allocation, string manipulation, and exception handling. In simple terms, msvcr120.dll acts as a shared resource that multiple programs rely on to function correctly. When an application needs Visual C++ runtime support, it loads this DLL into memory to access the necessary routines.
Common Scenarios Leading to DLL Errors
DLL errors involving msvcr120.dll often occur in situations such as:
- Missing files after software installation or update
- Corruption due to malware or disk errors
- Incompatibility or outdated versions of Visual C++ Redistributable
- Accidental deletion or overwriting during software removal
- Improper system shutdown or hardware issues Understanding these scenarios helps target the correct troubleshooting approach for resolving related errors.
Common Errors Associated with msvcr120.dll
Error Messages Explained
Some typical error messages related to msvcr120.dll include:
- "The program can't start because msvcr120.dll is missing from your computer."
- "Entry Point Not Found: The procedure entry point xyz could not be located in the dynamic link library msvcr120.dll."
- "Failed to load msvcr120.dll"
- "This application requires msvcr120.dll to run" These messages generally signal that the system cannot locate or properly load the DLL file needed by the application.
How These Errors Affect System and Software Operations
If msvcr120.dll is missing or corrupted, it can prevent applications—especially those built with Visual Studio 2013—from launching. Runtime errors can manifest as crashes, freezes, or failure to install or update software. In some cases, such DLL issues may even destabilize Windows, leading to system errors or blue screens.
Step-by-Step Troubleshooting and Repair Methods
Reinstall Visual C++ Redistributable
Many DLL errors are resolved by reinstalling the Visual C++ Redistributable package that contains msvcr120.dll. Steps: 1. Visit the official Microsoft Download Center. 2. Download the Visual C++ Redistributable for Visual Studio 2013 (both x86 and x64 versions if applicable). 3. Uninstall the existing Visual C++ Redistributable via Control Panel > Programs. 4. Restart your PC. 5. Install the downloaded packages. 6. Restart your system again and test if the error persists.
Manual DLL Replacement
If the DLL file is missing or corrupted, manually replacing it can be effective. Safety note: Always download DLL files from reputable sources or extract them from a clean local system to avoid malware infections. Steps: 1. Download msvcr120.dll from a trusted source or extract it from a working Windows system. 2. Copy the DLL file to:
C:\Windows\System32(for 64-bit systems)C:\Windows\SysWOW64(for 32-bit applications on 64-bit Windows)- Register the DLL (optional): Run
regsvr32 msvcr120.dllin Command Prompt as administrator. - Restart your computer and check if the issue is resolved.
Running System File Checker (SFC) and DISM
These built-in Windows tools can repair corrupted system files and replace damaged DLLs.
SFC scan:
1. Open Command Prompt as administrator.
2. Type: sfc /scannow and press Enter.
3. Wait for the process to complete. It will automatically repair detected issues.
DISM command:
1. In the same Command Prompt window, type: DISM /Online /Cleanup-Image /RestoreHealth.
2. Press Enter.
3. After completion, rerun sfc /scannow.
Using DLL Repair Tools
Third-party tools like DLL-files.com Client or Restoro can automate DLL repairs. Caution: Ensure you choose reputable tools with positive reviews to avoid malware.
Prevention and Best Practices
Regular System Updates
Keeping Windows and all applications up-to-date ensures compatibility and security, reducing DLL-related issues.
- Enable automatic updates from Settings > Update & Security.
- Regularly check for updates for your installed software.
Maintain Trusted Software Sources
Install programs from official websites or authorized distributors to prevent malicious DLL replacements.
Avoid Unauthorized DLL Modifications
Do not manually replace or modify DLL files unless you are confident of their source and purpose. Use official support or tools for repairs.
Conclusion
DLL errors involving msvcr120.dll can disrupt your workflows and compromise system stability, but they are often manageable with proper troubleshooting steps. Reinstalling the Visual C++ Redistributable, manually replacing the DLL, running system file scans, and adopting best practices can significantly reduce the likelihood of future issues. By maintaining your Windows system diligently and following the repair methods outlined above, you can ensure smoother software operation and minimize DLL-related headaches. If problems persist, consider consulting professional support or advanced troubleshooting services to diagnose underlying hardware or system integrity issues.
Stay proactive, keep your system updated, and enjoy a trouble-free computing experience!