Init Failed 150 - Call Of Duty Exe Err Mss

If you want to dive deeper into this specific setup, let me know: Which are you trying to play?

Ensure your antivirus has not quarantined this file. If it has, restore it and add the game folder to your antivirus exclusion list. 4. Toggle Compatibility Mode and Admin Rights

This error is notoriously frustrating because it often prevents the game from launching entirely. While the code looks cryptic, it usually points to a specific issue regarding audio drivers or corrupted game files. The "MSS" in the error code stands for , a third-party audio software used by many games to handle sound processing. Call of duty exe err mss init failed 150

Make sure all necessary add-ons (multiplayer/DMZ) are installed. 4. Adjust Audio Settings (Windows)

: The classic Call of Duty engine will crash silently or throw an MSS init failure if it detects that no speakers, headphones, or microphones are plugged into the system. If you want to dive deeper into this

Right-click the game's executable ( .exe ) file in your installation folder.

Restart and retry

Right-click your active sound device (e.g., Realtek) and select .