I have 3 files that have failed to validate and it mentions that they will be reacquired, however this is causing my sims to be unable to interact with each other.
@MsAwesome2277 Where in the process of launching or loading the game does it mention that files have failed to validate? Does this happen even in a new save, or just one ongoing game? IT would be great if you could provide a screenshot of the error.
Have you cleared the cache files in your game folder in Documents? For reference, they are: