No file found for given UID.
If a referenced file (sys_file_reference) points to a non existing id in the table sys_file you get this exception.
Updated by Christian Weiske almost 7 years ago
No file found for given UID
This problem only occurs if the database is inconsistent, which may happen during development.
Instead of erroring out with an exception, the page view shows the file as missing with a small explanatory message - see the screenshot.