Multiple picture posts - wrong format showing - revisited

Hi Luke, it happened again, and this time I have screenshots for you. Some of the pictures in these 2 posts open in the wrong format when clicking through from left to right, either much too small or much too large. On the 2nd round they show correctly.

Post:

https://www.primfeed.com/moon.beerbaum/posts/ece26a56-8b1d-4600-83b4-f3dff52ad0db

Error:

https://gyazo.com/9c4fc9a0dafe8acb44154cf93041398a

Post:

https://www.primfeed.com/moon.beerbaum/posts/7d325b6b-1c6f-485a-88ee-8c961b75af8c

Errors:

https://gyazo.com/5c28c3c2ff516b926edd1c63e657c455

https://gyazo.com/54566c53d48583fab2b7703b0aa73f13

https://gyazo.com/a5cfd48a99686ab1ab96fa90c7c8cd09