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

Console.WriteLine("Driver exe not found: " + e.Message);

In some environments, a proxy server might interfere with Selenium's attempt to communicate with the driver on Stack Overflow environment variable with the value to bypass proxy settings for local traffic. Stack Overflow 4. Verify Architecture and Version Compatibility Console

driver.Navigate().GoToUrl("https://example.com"); Console.WriteLine(driver.Title); In some environments

Use FirefoxDriverService to explicitly define the driver path. Advanced Fixes Console

The driver service starts a small web server on localhost . If your system has strict proxy or VPN settings, it may block this connection.

But beware of port conflicts. It's recommended to omit the port parameter and let Selenium pick a free ephemeral port.