Call Of Duty Exe Err Mss Init Failed 150 ((top))

The error "EXE_ERR_MSS_INIT_FAILED" (often accompanied by the code 150) is a technical barrier that primarily affects players of classic Call of Duty titles like Call of Duty 2 and Call of Duty 4: Modern Warfare

Enable "Stereo Mix": In some legacy cases, enabling the "Stereo Mix" device in the "Recording" tab of your sound settings provides the "phantom" input the game needs to satisfy its initialization check. Call of duty exe err mss init failed 150

  1. Contact support with diagnostics

Right-click the speaker icon in your system tray and select Sounds. Go to the Recording tab. Contact support with diagnostics

What is the "Call of Duty EXE ERR MSS INIT FAILED 150" Error? Right-click the speaker icon in your system tray