| Error Message | Solution | |---------------|----------| | "Could not find zone 'mp_xxxx.ff'" | You are missing that specific map file. Re-download DLC zone files. | | "Zone file is corrupt" | The .ff is damaged. Delete that file and replace it from your archive. | | "Fastfile for zone 'common' is newer than EXE" | You have a mismatched game version. Update MW3 to v1.9 (or 1.12 for Plutonium). | | "Unable to load asset 'ui/hud'" | Your base folder is incomplete. Recopy all base .ff files. |