Description
Reproduce:
- Try to open an embedded form when the context path is missing (e.g. due to a misconfiguration of the server)
Expected:
- the tasklist does not try to load a file from the nonexisting protocol app:embedded
- an error message "missing context path" is shown
Observed:
- the tasklist does try to load a file from the nonexisting protocol app:embedded
- error message "cross origin not allowed" is shown