Description of issue:
i encountered problem ERROR: Invalid card name (Card error). I used twitter:card summary_large_image but when i checked in card validator it says ERROR: Invalid card name (Card error). i dont know whats the problem. this is website created on react-static website
my robot.txt is
User-agent: Twitterbot
Disallow: *
Allow: /images
Allow: /archives
here is my meta tag
<meta name="twitter:card" content="summary_large_image"/>
<meta name="twitter:site" content="@fullstackhq"/>
<meta name="twitter:title" content="Fullstack HQ | Web Design & Development Team in Philippines"/>
<meta name="twitter:description" content="We help entrepreneurs, design and marketing agencies, startups and small businesses get affordable and reliable web development team."/>
<meta name="twitter:creator" content="@fullstackhq"/>
<meta name="twitter:image" content={'https://fullstackhq.com' + require('assets/images/opengraph.jpg')}/>
URL affected (must be public):
https://fullstackhq.com/
Troubleshooting steps attempted [note that we will not prioritise posts unless there is evidence of following the troubleshooting guides]: