Change record status: 
Project: 
Introduced in branch: 
10.1.x
Introduced in version: 
10.1.0
Description: 

FileUploadHandler requires the 'file.repository' service to be injected.

  file.upload_handler:
    class: Drupal\file\Upload\FileUploadHandler
    arguments: [ '@file_system', '@entity_type.manager', '@stream_wrapper_manager', '@event_dispatcher', '@file.mime_type.guesser', '@current_user', '@request_stack', '@file.repository' ]
Impacts: 
Module developers