Ensure both the game and the trainer are running with Administrator privileges. Also, double-check that your game hasn't been auto-updated to a newer patch.
Most trainers for this version include roughly : Battle Realms Zen Edition Trainer 1.58
The 1.58 trainer is designed specifically for the of the classic RTS, which introduced significant AI buffs and balance overhauls. Because the new AI is more aggressive and tactical, this trainer serves as an essential tool for players who want to experiment with the game's mechanics or simply bypass the steep difficulty curve of the campaign. Key Features Ensure both the game and the trainer are
Your units and buildings take zero damage from enemy attacks. Battle Realms Zen Edition Trainer 1.58
: Eliminates the need to manage peasant farming cycles.