If IDE doesn't sync, please follow these steps:
- Log out from your Hyperskill account and log in back in Settings/Preferences > Tools > Education in IDE.
- Then please re-submit your last solution for the project.
If the steps described above did not help, please collect the full IDE log bundle as per this article and attach it to this support form. Don't forget to include a link to your profile and a problem or project stage you're trying to solve. It will help us to understand the issue and process your request much faster.