“NoSuchSessionError: This driver instance does not have a valid session ID” when running a simple Selenium Runner test
问题 I just installed the latest version of Selenium Runner npm install -g selenium-side-runner on my Mac High Sierra. I'm running node v14.1.0. I'm using Chrome Driver v 83. I want to run a very simple file that simply opens a page, waiting for an element on that page to be present. However, I'm getting a "NoSuchSessionError: This driver instance does not have a valid session ID" error. The Selenium Runner .side file in question is $ cat selenium/KarmaDecayGetResults.side { "id": "9664bd47-b18f