Unable to open links to files in Traceback, getting "No file system handle registered" error

[micheusch]

minimal sample attached:
br.tgz
Create notebook, import python file



click on the ~/my_import.py:2 link to get to location of error and you get

Possibly duplicate of 170476 that hasn't been touched in one year.

Version: 1.83.1
Commit: unknown
User Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/123.0.0.0 Safari/537.36
Embedder: server-distro