title: Showing "lighthouse is warming up" forever
body: <p>I built my first <strong>Progressive Web App</strong> (PWA) in react js. When I click on <strong>Generate report</strong> on Chrome's Audit tab in DevTools, it is showing the message <em>lighthouse is warming up</em> forever.</p>
  
  <p>My chrome version is 81.</p>
  
  <p>What can i do to generate report?</p>