Fix Application was Unable to Start Correctly (0xc000007b, 0xc0000005, 0xc0000906, 0xc0000142)


When you launch any program on Windows, it should run without any problem. But, Sometimes, It may show you unexpected messages. “The application was unable to start correctly” is one of them. But, You can quickly fix this problem.

Screenshot The Application was Unable to Start Correctly (0xc000007b)

Before going through the solution, you should know a bit more about this problem. Usually, This type of messages indicates a problem on DLL file. Usually, It doesn’t show which is the problematic DLL file. But, It shows additional error codes like 0xc00001420xc000007b0xc00000050xc0000906. Third-party antivirus or services also can cause this type of problems. So, Fixing this problem may seem a bit tricky. But, Trust me it is pretty straightforward.

How to Fix The Application was unable to start correctly (0xc0000142, 0xc000007b, 0xc0000005, 0xc0000906)

In this article, you will find some effective solutions that can solve this type of errors. Before going through the actual solutions, you can disable your antivirus and see if it fixes the problem. Also, You can perform the clean boot to make sure any third-party programs or services aren’t causing the problem. By the way, Here are the actual methods to follow.

Solution 1: Run Application as Administrator

When you encounter this type of problems, you can run the application with full admin rights. To do it, just right-click on the application and choose run as administrator.

Solution 2: Run in Compatibility Mode

This error also occurs when you try to open an incompatible app on a newer version of Windows. So, You can run that app in compatibility mode. It may fix the application was unable to start correctly. To do it,

  • At first, Right click on the application icon.
  • Then, Go to properties.
  • After that, Go to Compatibility tab.
  • Then, Click on Run compatibility troubleshooter.
  • Follow onscreen instructions. When it asks to select troubleshooting option, choose “Try recommended settings.”
  • After that, click on “Test program.”
  • If the program runs successfully without showing any error, click on Next and then click on Yes, save these settings for this program.

If it still shows the message “the application was unable to start correctly,” click Cancel. In this case, you can do following things.

  • In the compatibility tab,  check “Run this program in compatibility mode for:” and choose the operating system you want.
  • Also, check “Run this program as an administrator.”
  • Click on Apply and OK.

After that, run the program, and I hope you will no longer encounter the problem.

Solution 3: Re-Install the Program

Maybe, Some data have got corrupted during the installation process. As a result, It is showing error when you try to open it. In this case, Reinstalling the program can remove this problem. You can do it. But, I recommend you to use IObit Uninstaller. It can uninstall any application entirely which is essential if you want to re-install the app as a fresh new program.

Solution 4: Update Windows

Is there any pending update? You should check for windows update and install if there is any available. For some users, it may fix the application was unable to start correctly.

Solution 5: Re-Install Visual C++ Redistributable Packages

So many applications require “Microsoft Visual C++ Redistributable Packages” to run correctly. Corrupted or missing redistributable packages may prevent these apps to launch. So, To fix these runtime errors, you should re-install these packages. Here are the instructions.

  • First of all, Uninstall the packages from Apps and Features. You can press Win + X and click Apps and Features.
  • Then, Find the C++ Redistributable Packages and uninstall them.
  • After that, Go here, download the packages and install them again.

Hopefully, It will fix application was unable to start correctly.

Solution 6: Re-Install .NET framework & DirectX

Another way to fix this error is reinstalling .net framework and DirectX on Windows. Microsoft has developed this framework. So many applications require it to run smoothly. If there is any problem with it, you may see the messages like “the application was unable to start correctly.” So, You should try re-installing it. You also should reinstall DirectX if you face this problem while launching any PC games. You can download the .NET framework from here:

and DirectX from here:

Solution 7: Check for Basic Hard Disk Issue

You also should check for basic hard disk problem and fix if you find any. In this case, chkdsk command can play a great role. To know how to run this command, read this article.

Solution 8: Repair Corrupted System File

To fix the application was unable to start correctly error, you also may need to check and correct system file issues. To do it, you can read: how to fix faulty system files.

Additional Solutions:

The above methods should solve the application was unable to start problem. But, Sometimes, You still may encounter it. In this case, I suggest you update all of your drivers, check and fix memory problems.

Hopefully, These tips will help you to get rid of that problem.