Articles on: Call Of Duty

Key Expired or Loader Closes Automatically

Problem

The loader closes immediately after launching.

Possible Causes

  • An old key file is still stored on the system
  • Missing required dependencies (Visual C++ or DirectX)

Solution

Step 1 — Install Required Dependencies

Make sure the following are installed:

  • Visual C++ Redistributable (All-in-One):

https://www.techpowerup.com/download/visual-c-redistributable-runtime-package-all-in-one/

  • DirectX End-User Runtimes (June 2010):

https://www.microsoft.com/en-us/download/details.aspx?id=8109

Restart your computer after installation.

Step 2 — Remove Old Key Files

  1. Navigate to: C:\Windows
  2. Locate and delete any old key files
  3. Restart the loader

Example Key Files

  • Assist_Key.txt
  • TriggerKey.txt
  • AiKey.txt

Updated on: 10/04/2026

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