July 30, 2026 July 30, 2026 Sorry, something unexpected happened: Calling a Copilot Studio (New Experience) agent from Power Automate An agent from the new Copilot Studio only answers with an InvalidContent error in the classic Power Automate step, and the flow still reports success. Here is how I got it working anyway, using the workflow builder, a small URL trick and copy/paste. Featured Copilot StudioPower Automate