Ok, for the record : I've tried your solution and it's working, but I found a simpler solution : I changed my "GetHTTP" processor for a "InvokeHTTP" processor, which allows input FlowFile. Then I've linked the response of my request back to the "InvokeHTTP", which allows me to trigger my request when the previous request is done, instead of triggering it with a "GenerateFlowFile" processor. Thanks a lot ! 🙂 ... View more