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cannot connect to chrome at 127.0.0.1:9222

  • window10系统,先cmd打开chrome,
    ​​​chrome --remote-debugging-port=9222​
  • 执行脚本
from selenium import webdriver
from selenium.webdriver.chrome.options import Options
from selenium.webdriver.common.by import By


def test_adduser():
options=Options()
options.add_experimental_option('debuggerAddress', '127.0.0.1:9222')
driver=webdriver.Chrome(options=options)
driver.implicitly_wait(5)
driver.find_element(By.CSS_SELECTOR,'.js_service_list a:nth-child(1) .index_service_cnt_item_title').click()
  • 报错
>       raise exception_class(message, screen, stacktrace)
E selenium.common.exceptions.WebDriverException: Message: unknown error: cannot connect to chrome at 127.0.0.1:9222
E from chrome not reachable

..\venv\lib\site-packages\selenium\webdriver\remote\errorhandler.py:242: WebDriverException
  • 发现打开调试浏览器一段时间后,就会连不上,这是需要关闭浏览器,重新执行​​chrome --remote-debugging-port=9222​
  • 再不行,重启电脑,问题解决




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