ACTIVE MALWARE WINDOWS

How to fix
Application unable to start error 0x000007B
on Windows

Resolve the Application unable to start error 0x000007B on Windows 10 and 11 effortlessly. Fix it in minutes with expert-tested solutions!

How to fix Application unable to start error 0x000007B?
Quick Summary
Error severity
Medium
Est. time
10 minutes
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What causes How to fix Application unable to start error 0x000007B?

  • 64-bit systems trying to run 32-bit files
  • Outdated, corrupted or missing Microsoft .NET framework
  • Broken or deleted Windows registry entries
  • Bugged Microsoft Visual C++ Redistributable
  • Corrupt DLL files
  • Corrupt Windows system files
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Hello, I have run into problems with opening Nero Burning ROM, as it drops an error message adb.exe Application error 0x000007B. This is quite annoying as I used this software for years to burn, rewrite and copy CDs and DVDs. Is there anything that can be done to fix 0x000007B error, please? Help would be much appreciated.

0x000007B is a runtime error code that can occur due to a variety of reasons. However, more and more users are complaining about the issue, and it mostly arises when they are trying to launch an application, such as a video game Fortnite or Nero Burning ROM. This can be particularly annoying because the error prevents users from using these applications entirely. Nevertheless, we will provide you solutions on how to fix 0x000007B error.

A 0x000007B application error occurs as soon as users click on the app. It states the following:

[program].exe - Application Error

The application was unable to start correctly (0x000007B). Click OK to close the application

The most common 0x000007B error causes include:

  • 64-bit systems trying to run 32-bit files, or vice versa;[ref en-1]
  • Outdated, corrupted or missing Microsoft .NET framework;
  • Broken or deleted Windows registry[ref en-2] entries;
  • Bugged Microsoft Visual C++ Redistributable;
  • Corrupt DLL files;
  • Corrupt Windows system files, etc.

Therefore, to fix 0x000007B error, you will have to try a variety of methods we provide below, especially of the problem lies within Microsoft .NET framework,[ref en-3] Microsoft Visual C++ Redistributable package, or other dependencies. If the issue is not related to compatibility conflict, there might be other reasons for seeing the 0x000007B error.

Application unable to start error 0x000007b fix
Application unable to start error 0x000007b fix

Before you start 0x000007B application error manual fixes, we highly recommend you run a PC repair software [d1]. This application is capable of fixing a variety of issues related to Windows operating system files and will save you time when trying to do so. In case you do not wish to proceed with automatic error 0x000007B fix, continue with the steps below.

Fix 1. Choose the correct architecture

Older Windows versions might be using 32-Bit architecture, which means that all the installed apps should use the same. However, if your operating system is using 4 GB RAM or more, it is highly likely that it is running 64-Bit architecture. Therefore, you need to make sure that the installed apps use the correct version in accordance with your system.

When you download an application, it usually consists of two modes x64 and x84. The former represents 64-Bit while the latter serves as 32-Bit. Thus, always pick the correct version when installing a new app. 

Fix 2. Reinstall Microsoft Visual C++ Redistributable

  • Type in Control Panel into Cortana's search box and hit Enter
  • Go to Programs > Uninstall a program
  • Locate all entries that are connected to Visual C++ and uninstall them (right-click and select Uninstall)
    Application unable to start error 0x000007b fix reinstall microsoft visual c plus plus
    Application unable to start error 0x000007b fix reinstall microsoft visual c plus plus
  • Go to the official Microsoft website where you can download all Visual Studio versions

You should download and install the one that is appropriate for the application you are having problems is. For example, if the game was developed in 2016, make sure you download Visual Studio 2015.

Fix 3. Reinstall Microsoft .NET framework

According to Microsoft, .NET Framework is an essential part of Windows OS. Therefore, problems with it might cause various errors, including 0x000007B. Therefore, navigate to the official Microsoft website and download Microsoft .NET Framework 4. Follow the installation instructions carefully.

Fix 4. Reset the problematic application

  • Right-click on Start button and pick Apps and Features
  • Scroll down to the application you are having problems with
  • Click on it and select Advanced options
  • Scroll down and pick Reset
    Application unable to start error 0x000007b fix reset the app
    Application unable to start error 0x000007b fix reset the app
  • Click Rest once again when the warning shows
  • Try running the app again and see if 0x000007B pops up

Fix 5. Run Program Compatibility Troubleshooter

  • Right-click on Start button and select Settings
  • Click on Updates & Security
  • On the left pane, click on Troubleshoot
  • Look for Program Compatibility Troubleshooter on the right side
  • Click on Run the troubleshooter
    Application unable to start error 0x000007b fix run troubleshooter
    Application unable to start error 0x000007b fix run troubleshooter

Fix 6. Install all Windows updates

  • Right-click on Start button and select Settings
  • Click on Updates & Security
  • In the right pane, click on Check for updates
  • Wait till Windows installs all the required updates
  • Restart your PC

Fix 7. Run the problematic program as administrator

Some programs might only run if you open them with elevated privileges. For that, locate the shortcut of the app, right-click on it and select Run as administrator. When User Account Control shows up, click Yes.

Application unable to start error 0x000007b fix run as administrator
Application unable to start error 0x000007b fix run as administrator

Fix 8. Reinstall the affected application

  • Right-click on the Start button and choose Apps and Features
  • Scroll down to locate the app that causes 0x000007B application error
  • Select Uninstall
    Application unable to start error 0x000007b fix reinstall problematic app
    Application unable to start error 0x000007b fix reinstall problematic app
  • Reboot your PC and reinstall the application

Fix 9. Fix 0x000007B application error by running System File Checker scan

 To run SFC scan, follow these steps:

  • In Cortana's search box, type in cmd or Command Prompt
  • Right-click on the search results and select Run as administrator
  • When the new window opens, type in sfc /scannow and hit Enter
    Application unable to start error 0x000007b fix run system file checker
    Application unable to start error 0x000007b fix run system file checker
  • Wait till Windows performs the scan (it will inform you if any issues were found - they will also be repaired automatically)

Bottom line

To fix the 0x000007B error, you can try choosing the correct architecture for your applications, repairing or reinstalling the Microsoft .NET framework, and checking the Microsoft Visual C++ Redistributable package. If these solutions do not resolve the issue, consider using a PC repair software or continuing with manual fixes.

Frequently asked questions

This error typically occurs due to a conflict between 32-bit and 64-bit applications or missing/corrupted system files. It can also be triggered by issues with the Visual C++ Redistributable or DirectX.

You can resolve this error by reinstalling the application, repairing Visual C++ Redistributables, or running the system file checker tool to restore missing or corrupted files.

Yes, on Windows 11, you should ensure that all system updates are installed, check for any pending Windows updates, and consider resetting the app or reinstalling it if the issue persists.

Did this fix work for you?
Ryan Mitchell

Written & verified by

Hardware & Driver Specialist
Hardware troubleshooting Driver installation and rollback Device Manager errors USB and peripheral issues Firmware updates

Ryan Mitchell specialises in hardware troubleshooting and driver management for Windows systems. His expertise covers device recognition failures, driver conflicts, firmware updates, and peripheral connectivity issues across all major manufacturers. Ryan's systematic approach to hardware diagnosis — starting with Device Manager, working through driver rollback and clean installs, and escalating to BIOS-level checks — has made his guides a reliable resource for both home users and field technicians. He covers GPUs, printers, audio devices, USB controllers, network adapters, and external storage.

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