Postman Flow not starting up on webhook url call

Created Postman flow and also deploy webhook on postman cloud.

Postman flow is not able to start after hitting webhook url from new request and giving message as below.

{
    "error": {
        "name": "NotFound",
        "message": "No active deployment was found",
        "details": {
            "uuid": "xxxxxxxx"
        }
    }
}