When attempting to launch Empire Earth (original 2001 release) or certain expansion packs, the game displays:

But before you could hurl a Hoplite at a Mech, you had to pass the game’s most difficult boss: The CD-ROM drive.

Locate the file WONLobby.cfg in your game installation folder (e.g., C:\Sierra\Empire Earth ).

The single-player campaigns were a mixed bag of historical reverence and bizarre storytelling. The game offered serious campaigns involving the Greeks, the English, the Germans, and the Russians, teaching players about the rise of the Macedonian Empire or the strategy of the German U-boats.