Getting the error "browsermobproxy.exceptions.ProxyServerError" about browsermob-proxy-py HOT 3 CLOSED

    for proc in psutil.process_iter():
        # check whether the process name matches
        if proc.name() == "browsermob-proxy":
            proc.kill()

    dict = {'port': 8090}
    server = Server(
        path="C:/Users/Sagar/Downloads/TikTok-Api-master/browsermob-proxy/bin/browsermob-proxy", options={'port': 9090})
    server.start()
    time.sleep(1)
    proxy = server.create_proxy()
    time.sleep(1)
    from selenium import webdriver
    profile = webdriver.FirefoxProfile()
    selenium_proxy = proxy.selenium_proxy()
    profile.set_proxy(selenium_proxy)
    driver = webdriver.Firefox(firefox_profile=profile)

    proxy.new_har("list")
    driver.get("https://www.tiktok.com/en/trending")
    data = proxy.har
    for element in data['log']['entries']:
        if "https: //www.tiktok.com/share/item/list?" in element['request']['url'] or "https://www.tiktok.com/share/item/list?" in element['request']['url']:
            print("Found signature, continuing.")
            self.signature = element['request']['queryString'][6]['value']

    server.stop()
    driver.quit()