Larger projects often means larger teams. And larger teams are more susceptible for chinese whispers. Demonstrated in this very funny video below.
It helps to be aware that communication doubles per person you add to the team. Knowledge is most of the times personal and hard to transfer if you rush it. So a tip is to keep the circle as small as possible. If you encounter a bigger communication circle try to keep documentation central and don’t underestimate the time you need to keep everyone on the same page.