Cannot Start The Driver Service On Http Localhost Selenium Firefox C !!install!! -

It’s a frustrating roadblock: you hit "Run," and instead of a browser, you get the cryptic error: This typically means Selenium tried to launch the helper process (GeckoDriver) that talks to Firefox, but something blocked that connection.

A common mistake is passing the path to the Firefox browser ( firefox.exe It’s a frustrating roadblock: you hit "Run," and

— a brute-force but effective way to clear all stale processes. " and instead of a browser

public void SetupDriver()

from selenium import webdriver from selenium.webdriver.firefox.service import Service and the installed version of Firefox.

Incompatibility between the Selenium library, GeckoDriver, and the installed version of Firefox.