How to Fix: Invalid Twitter Card
Sometimes when you share a RebelMouse article to Twitter, it will render the tweet without a Card:
Tweets are usually accompanied by a Twitter Card, which features a preview image and rendered text like in the following example:
If you don't see a Twitter Card, we recommend double-checking the issue using Twitter's Card validator tool. After you paste in the URL to your post and perform a check, you'll likely see it come up as invalid because of a long response time, which means there's too much HTML:
The solution for this problem is to create a B-test layout, and then lazy load every element possible on the page. Then, recheck the URL using Twitter's validator tool until it resolves as fixed. Another possible resolution is to remove unnecessary b-tests.
Here are some articles on our lazy loading features:
If you have any questions about this issue, please contact firstname.lastname@example.org.