Call Of Duty Exe Err Mss Init Failed 150 [best]

Right-click your primary audio device (e.g., Realtek Audio) and select .

The error code (often appearing as error 150) indicates a failure to initialize the Miles Sound System . This critical software library handles all audio playback for many Call of Duty titles, most notably Call of Duty 2 and Black Ops 2 . Error Summary Call of duty exe err mss init failed 150

was unable to initialize your audio hardware. This typically occurs due to corrupted game files, outdated audio drivers, or incompatible sound settings. Core Troubleshooting Steps Right-click your primary audio device (e

Step-by-step troubleshooting (ordered, prescriptive) Error Summary was unable to initialize your audio hardware

Back up your registry first (File > Export).

: Missing DLLs or corrupted installation files can break the initialization sequence.

Right-click the game in your Library > Properties > Installed Files > Verify integrity of game files .