If you’re mainly playing Call of Duty Modern Warfare 2 single player campaign, be sure to manually check for any updates from time to time. Fix #3: Check the server status. The Modern Warfare II ...

How To Fix ‘Diver’ Error Code Unfortunately, there does not appear to be a ‘silver bullet’ fix for the ‘Diver’ Error Code in either MW2 or Warzone 2.

The Call Of Duty Modern Warfare 2 Error Code Diver appears only when the game is unable to download all the necessary files. Meaning your installation of the game cannot be completed.