I have a scraping script that navigates to a website that contains the widget I want to scrape. The driver clicks a button that should trigger a xhr request and has never failed to do so in my manual testing but it will randomly not be able to find the request and I cannot figure out why. browser.scopes = [ ".url I am lookinmg for.*" ] del browser.requests utils.random_sleep(user_config, "scroll_sleep_time") browser.get('https://www.' + url) visit_types = utils.go_to_date_page(browser, wait, user_config, initial_steps, pid) utils.random_sleep(user_config, "page_wait_time") try: WebDriverWait(browser, 10).until( EC.presence_of_element_located((By.ID, "main-view")) ) logger.info("Element with id 'main-view' is present — likely safe to fetch network requests.") except TimeoutException: logger.warning("Element with id 'main-view' did not appear in time.") booking_requests = [ request for request in browser.requests if request.url == user_config.get("urls").get("booking_request_url") ] if len(booking_requests)==0: logger.warning("No booking requests found — refreshing browser and retrying") browser.refresh() utils.random_sleep(user_config, "page_wait_time") attempt += 1 continue request = booking_requests[0] I even have it checking if the page is fully loaded before trying to grab the URL yet this does not stop it. I can't predict when it is going to happen and once it does happen refreshing the browser and retrying does not lead to the request being found. Continue reading...