Call Of Duty Exe Err Mss Init Failed 150 Jun 2026

Restart and retry

Open your Windows Sound Control Panel, go to the Recording tab, right-click any empty space, and check Show Disabled Devices . If Stereo Mix appears, right-click it and choose Enable . 5. Verify Game Files or Replace the MSS DLLs

Cant launch this game, and gives me a error : r/modernwarfare

(Optional) Check and select Windows 7 or Windows XP (Service Pack 3) from the dropdown menu. Click Apply and launch the game directly from the folder. 4. Replace or Re-register the mss32.dll File Call of duty exe err mss init failed 150

Many classic Call of Duty game engines crash instantly if they do not detect an active audio input channel.

Before assuming the problem is on your end, especially for more recent entries, it's a good idea to quickly verify the game's server status.

Modern Windows account controls restrict legacy games from modifying temporary cache folders required to spin up the Miles Sound System architecture. Restart and retry Open your Windows Sound Control

Click and restart your computer before launching the game. Step 2: Install Official Audio Drivers

Alternative Error Chart: Related Legacy Call of Duty Launch Crashes

Look for the folder structure containing localized user settings (often Players or containing files like default.cfg / default_mp.cfg ). Verify Game Files or Replace the MSS DLLs

[Sound Control Panel] -> [Playback Properties] -> [Advanced] -> Set to 16-bit 44100 Hz 3. Replace or Reinstall Corrupted MSS DLL Files

Follow the prompts to finish the installation and restart your computer. 2. Lower Your Windows Audio Sample Rate