Troubleshooting Waterfall Creation with AI Integration Issues

hey team, I'm having problem creating a waterfall with two "use AI". I'm using AI to find email into data scraper with Serper.dev if he don't find email need to use ClayAgent to find on social pages. If I create the Agent outside the waterfall, works correctly, when if I create the agent inside the waterfall I receive a "Failed to update waterfall " Error