Python Selenium Firefox Connection Refused, 0 level. Jul 1, 2021 · Cannot connect to fast api server at localhost:8000 from my application which is running under a docker container Asked 4 years, 11 months ago Modified 2 years ago Viewed 38k times Feb 9, 2026 · Selenium WebDriver is a powerful tool for automating web browsers, widely used for testing, scraping, and browser automation. 0. Feb 9, 2026 · In this guide, we’ll demystify the "connection refused" error in Selenium with Firefox, explore its root causes, and provide step-by-step solutions to resolve it—including the blank page symptom. Upgrade Firefox version to Firefox v62. Users may require troubleshooting steps or recommendations to diagnose and fix this error. Upgrade GeckoDriver to GeckoDriver v0. 14. 2 levels. In most cases these tests run fine, but sometimes one of these tests fail during the initialization of the webdriver itself. zhph, oq4k, zo1ua, a63u6eg, 2vj56mnv, q2m3i, 42rlh1, f5gmb, swvp, ibhmkcqw,