Weirdly we had exactly the same issue on a v similar page of ours <img width="1274" alt="Screenshot 2019-09-20 at 10 38 23" src="https://user-images.githubusercontent.com/7283908/65316978-d5315900-db92-11e9-8b0f-56f743929dc7.png">
Weirdly we had exactly the same issue on a v similar page of ours