Description of the need In rich text editor in image details, users are allowed to click the insert or update button even if they do not have a file chosen.
Proposed solution You could block the "Update" button until an image is added or have a popup to notify the user that they do not have an image selected when clicking insert/update.
Additional information
Inserting an non-existent file:

Updating after a file is removed:

Recent comments
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