Error: Unable to init from given binary data

CMS Version

4.0.10 and 4.0.11 on ubuntu with docker

Player Type

webOS

Player Version

404

Issue

When opening the timeline of a playlist I get this error in the console of the browser:


The thumbnails are not showing, whether on the right side of the timeline nor in the library.
This is actually only when selecting videos.

Any idea what I did wrong?