Using Trainer 18 on C&C: Online (the community-run revival server for GameSpy) will get you banned instantly. The server uses anti-cheat detection for memory editing. Also, because Generals has desync issues, crashing the game with a trainer ruins the match for 3 other people.
: Using trainers in multiplayer will cause a "Desync Error," ending the match immediately. They are intended for Single Player Campaign modes only. C&C Community Safe Alternatives to Trainers command and conquer generals trainer 18
With the Command & Conquer Generals Trainer 18, you can: Using Trainer 18 on C&C: Online (the community-run
Ensure your game is actually updated to v1.08 . You can usually see the version number in the bottom corner of the main menu. because Generals has desync issues