Several reliable providers have updated their software to support the 1.7.0.4 recompiled executable: Fallout Script Extender (FOSE) - silverlock.org
If you're running the latest Steam version (1.7.0.4), you've probably noticed that your old trainers or FOSE-dependent mods are broken. Here is the current state of "repack-friendly" trainers and how to get them working. 🚀 Recommended Trainer: WeMod fallout 3 trainer 1704 repack
If you prefer not to use third-party "trainers," Fallout 3 includes built-in console commands that achieve similar results: Several reliable providers have updated their software to
Generic trainers often cause the game to crash if you enter Point Lookout or The Pitt because they try to modify values that don’t exist in the DLC maps. The 1704 Repack trainer contains specific offsets for all five DLCs, recognizing the unique inventory IDs for new weapons like the Metal Blaster or Perforator . The 1704 Repack trainer contains specific offsets for
Source: The guide is based on common practices for Fallout 3 GOTY repacks, using community-driven knowledge for modding and patching. Steam Community