Call Of Duty Exe Err Mss Init Failed 150 May 2026

The error message EXE_ERR_MSS_INIT_FAILED occurs when a Call of Duty game (most commonly Call of Duty 2

Open the Sound Control Panel and right-click your default playback device. Go to Properties -> Advanced. Call of duty exe err mss init failed 150

5. Run Windows Audio Troubleshooter

Settings → System → Troubleshoot → Other troubleshooters → Playing Audio → Run.

initialization. This usually happens when the game cannot properly communicate with your audio hardware or when specific sound drivers are missing or incompatible. Primary Troubleshooting Steps Enable "Stereo Mix" (Most Effective Fix) The error message EXE_ERR_MSS_INIT_FAILED occurs when a Call

Right-click the game executable (e.g., cod2.exe or cod2_mp.exe). initialization

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