So when i booted up forge 1.16.3.34.1.42 with the mod installed it told me that it was a bad variable type. Idk what this could be all I think it could be is possibly a mod conflicting although I don't think any mods should BE conflicting.

https://github.com/Inabox/Mrcrayfish-s-vehicle-mod-issue/blob/main/CRASH%20REPORT