Actions before raising this issue

• I searched the existing issues and did not find anything similar.
• I read/searched the docs

Steps to Reproduce

I created a task with 500 frames in chunk. Totally, there are 750 frames in the task.
I am opening the job and after some time cvat gives the error 500
As a result, users can not use cvat anymore.

I am attaching the video.
https://github.com/user-attachments/assets/338038d9-e2f3-4be5-a322-492368af2214

Expected Behavior

Previously, this scenario worked just fine.

Possible Solution

Maybe this is connected with the new way of chunks storing. #8272

Context

No response

Environment

app.cvat.ai