This error is a common Windows issue usually caused by missing or corrupted DirectX files, Visual C++ Redistributables, or a lack of administrative permissions. Below are the steps to fix it for free.

Fix 'The Application Was Unable to Start' Correctly 0xc00007b

This is the most effective solution for this specific error code. Open the Control Panel and go to Uninstall a program.

1. Go to the Control Panel and select Programs and Features.
2. Uninstall all versions of Microsoft Visual C++ Redistributable.
3. Download and reinstall the latest version from the official Microsoft website.

Manual Alternative (If web installer fails):

1. Download the free tool Dependency Walker.
2. Open DBXV.exe with Dependency Walker.
3. Look for any DLLs highlighted in RED in the tree view.
4. This will tell you exactly which DLL is missing or is the wrong bit-version (e.g., you might see that MSVCR120.dll is missing or "CPU mismatch").

Giving the application elevated permissions can resolve startup conflicts. Right-click on the file or its desktop shortcut. Run as administrator If this works, you can make it permanent: Right-click -> Properties Compatibility tab -> check Run this program as an administrator 2. Update/Repair Runtime Libraries