herokuでheaderless chromeでConnectionResetError 104

3日に1回ぐらいエラーで失敗しているので

Traceback (most recent call last):
  File "today-hospital.py", line 17, in <module>
    driver = webdriver.Chrome(chrome_options=options)
    desired_capabilities=desired_capabilities)
  File "/app/.heroku/python/lib/python3.6/site-packages/selenium/webdriver/chrome/webdriver.py", line 75, in __init__
  File "/app/.heroku/python/lib/python3.6/site-packages/selenium/webdriver/remote/webdriver.py", line 154, in __init__
    self.start_session(desired_capabilities, browser_profile)
  File "/app/.heroku/python/lib/python3.6/site-packages/selenium/webdriver/remote/webdriver.py", line 243, in start_session
  File "/app/.heroku/python/lib/python3.6/site-packages/selenium/webdriver/remote/webdriver.py", line 310, in execute
  File "/app/.heroku/python/lib/python3.6/site-packages/selenium/webdriver/remote/remote_connection.py", line 466, in execute
    response = self.execute(Command.NEW_SESSION, parameters)
    response = self.command_executor.execute(driver_command, params)
    return self._request(command_info[0], url, body=data)
  File "/app/.heroku/python/lib/python3.6/site-packages/selenium/webdriver/remote/remote_connection.py", line 490, in _request
    resp = self._conn.getresponse()
    response.begin()
    version, status, reason = self._read_status()
  File "/app/.heroku/python/lib/python3.6/http/client.py", line 258, in _read_status
  File "/app/.heroku/python/lib/python3.6/socket.py", line 586, in readinto
  File "/app/.heroku/python/lib/python3.6/http/client.py", line 1331, in getresponse
    line = str(self.fp.readline(_MAXLINE + 1), "iso-8859-1")
    return self._sock.recv_into(b)
  File "/app/.heroku/python/lib/python3.6/http/client.py", line 297, in begin
ConnectionResetError: [Errno 104] Connection reset by peer

stackoverflow.com

# 1/30 ウエイトを入れてみたけど再発
driver.implicitly_wait(10)

# 2/2 以下を追加
options.add_argument('--no-sandbox')
driver.set_page_load_timeout(60)

#2/5
Phantomjsに変更

エラーがなくなればいいんだけどだめならPhantomjsに変更しようかな 2/9 Phantomjsに変更してからエラーなし