Download cannot finish with the exercise and the last video

Dear Developer,
I had a problem that llvd could not download the last video and the exercise file. It will continue to resume but cannot finish 2 last one: exercise file and the video in last chapter. 

<img width="570" alt="Image" src="https://github.com/user-attachments/assets/2057d927-fa45-4cc8-9a86-d56ad949545e" />

When you have free time please look at this issue.

Thanks a ton!