The Application Was Unable to Start Correctly (0xc000007b): How to Fix It

The application was unable to start correctly (0xc000007b)

Error codes are every computer user's nightmare, especially when they pop up at the worst times. One such issue that has left many users scratching their heads is the infamous application was unable to start correctly (0xc000007b). But fear not—this guide will help you diagnose and fix the issue.

What Is Error Code 0xc000007b?

Error 0xc000007b typically arises when you try to run an application, but the system cannot launch it. This usually stems from issues with system components, application compatibility, or missing files.

Why Does This Error Occur?

Incompatibility Between 32-bit and 64-bit Applications

This is the most common cause. The error can be set off in a 64-bit machine running a 32-bit application—or vice versa.

Missing or Corrupted System Files

If a required file is corrupted or missing, the application cannot start properly.

Problems with Visual C++ Redistributable Packages

Applications often depend on Visual C++ packages, and errors in these can lead to the 0xc000007b code.

Common Causes of the Error

Corrupted System Files

Over time, files may become corrupted due to system crashes or improper shutdowns.

Issues with DirectX

Many applications, particularly games, rely on DirectX. If it’s outdated or corrupt, the application won't run.

Incomplete or Corrupted Installation

Interruptions during installation can result in incomplete files.

Malware or Viruses

Malware can corrupt essential system files or overwrite them, causing errors.

How to Diagnose the Problem

Identifying the Application Triggering the Error

Start by pinpointing the application that is causing the error. Does it happen with one app or all the apps?

Checking System File Integrity

Run diagnostic tools to check for missing or corrupt system files.

Reviewing System Logs for Clues

Windows Event Viewer provides detailed logs about system errors.

Step-by-Step Fixes

1. Update Windows

Sometimes, simply updating your Windows system resolves compatibility and missing file issues.

2. Reinstall the Problematic Application

Uninstall the app, restart your PC, and install it again from a trusted source.

3. Install or Repair Visual C++ Redistributable

Downloading the Latest Visual C++ Redistributable

Download and install the most recent edition by visiting Microsoft's official website.

4. Update or Reinstall DirectX

Ensure your DirectX installation is up to date by downloading the latest version from Microsoft's website.

5. Use Compatibility Mode

Right-click on the application, go to Properties, select the Compatibility tab, and check Run this program in compatibility mode.

Running the Application as Administrator

This bypasses certain system restrictions that could trigger the error.

6. Check for Corrupted System Files

Using the SFC Tool

Run the sfc /scannow command in Command Prompt to repair corrupted system files.

Using the DISM Tool

Run DISM /Online /Cleanup-Image /RestoreHealth to fix deeper system issues.

7. Scan for Malware

Use antivirus software to scan and remove malware that might be affecting your system.

8. Perform a Clean Boot

Disable unnecessary startup programs to rule out third-party software conflicts.

Preventing Future Errors

Keep Your System Updated

Regular updates ensure compatibility and security.

Use Trusted Sources for Software Downloads

Avoid installing applications from unverified sources.

Regularly Scan for Malware

A secure system is less likely to encounter errors.

Conclusion

Dealing with The application being unable to start correctly (0xc000007b) can be frustrating, but with the steps above, you should be able to fix the issue quickly. From simple updates to more advanced troubleshooting, you have the tools to keep your system error-free.

FAQs

Updating Windows or reinstalling the Visual C++ Redistributable is often the fastest fix.

No, but it may prevent applications from functioning properly until resolved.

Usually not. The steps above should suffice for most cases.

Use tools like sfc /scannow to check and repair missing files.

Not necessarily. It often points to compatibility or missing file issues rather than a security breach.