Multiple 500 errors on submission - deadline today - team rheaveaura

[maik_froebe]

Could you please provide some more background?

I think this is the problem (from what you describe):

Ensure To Upload Compatible Docker Images

Dear all, A recent update of Docker Desktop produces images in the OCI format that is not supported by the Docker registry of TIRA. To resolve this problem, you can remove the checkmark in “Use containerd for pulling and storing images” in your Docker Desktop settings. Here is an image on how the settings look when containerd is disabled: [Screenshot_from_2026-04-13_23-42-28] More details on this are available on this post: https://forums.docker.com/t/force-image-to-use-manifest-media-type-…

Is this not the problem for you?

If not, could you please send me the commands that you run? You could also invite me to your git repository (my Github account is mam10eks) and tell me what to run, then I could look what the problem is.

Best regards,

Maik