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

For Java:

from pyvirtualdisplay import Display display = Display(visible=0, size=(1920, 1080)) display.start() # Your Firefox driver code here Sometimes, GeckoDriver starts the HTTP server slowly (slow disk, high CPU). Selenium’s default timeout of 20 seconds expires, and it kills the process. For Java: from pyvirtualdisplay import Display display =

This error is Selenium’s way of saying: “I tried to launch Firefox, but the bridge (GeckoDriver) connecting me to the browser collapsed before the connection could be established.” For Java: from pyvirtualdisplay import Display display =

The error occurs only in CI/CD (Jenkins, GitLab CI) but works on your local desktop. For Java: from pyvirtualdisplay import Display display =