Ensure you don't have conflicting .asi plugins in your folder. Try removing everything except the Script Hook files to see if the game boots.

For the uninitiated, is a library that allows you to use custom scripts and native gameplay functions in GTA 5. Without it, the vast majority of script-based mods—such as the Simple Trainer, Menyoo, or Lamborghini addons—simply won't work.

: Maintains a repository of previous Script Hook V version history for Windows users needing compatibility with older game builds [4].