Describe the bug
When you click from an asset in the list and there is some error fetching the asset, a default asset is shown.

This is a very confusing experience, since there's no other indication something went wrong. It will even show you this dataset if you fail to e.g., fetch an educational resource.

Expected behavior
A clear error message, indicating it was not possible to retrieve the asset and to try again later or report the issue.

Additional context
Found out because of the identifier update, since now identifiers aren't parsed correctly.
(it looks like this would also be the case for actually listing the assets: