How to fix DEV ERROR 12502 in CoD Modern Warfare 3?

Are you tired of Dev Error 12502 crashing your Modern Warfare 3 game? Follow these steps to get back in the action.

Solution 1: Disable On-Demand Texture Streaming

1. Open Call of Duty HQ.
2. Go to Settings > Graphics > Quality.
3. Find Details & Textures.
4. Turn off On-Demand Texture Streaming.

Solution 2: Turn off In-Game Overlays

1. Open Steam and go to your Library.
2. Right-click Modern Warfare 3 > Properties.
3. In the General tab, uncheck “Enable the Steam Overlay while in-game“.

Solution 3: Check Game Files

1. Open Steam and go to your Library.
2. Right-click Modern Warfare 3 > Properties.
3. Go to the Local Files tab.
4. Click “Verify Integrity of Game Files“.

Implement these solutions to eliminate the frustrating Dev Error 12502 and enjoy uninterrupted Modern Warfare 3 gameplay.