accesing /ocs/v1.php/apps/files_sharing/api/v1/shares with invalid credentials gives an empty reply

[individual-it]

Steps to reproduce

1. curl -u admin:wrong http://localhost/owncloud-core/ocs/v2.php/apps/files_sharing/api/v1/shares -v

maybe related to #34566

Expected behaviour

HTTP error 401
xml response with error code

Actual behaviour

HTTP code 200
empty content
TypeError message shown in the logs

Server configuration

Operating system:
Ubuntu 18.04
Web server:
Apache2
Database:
Sqlite
PHP version:
7.2
ownCloud version: (see ownCloud admin page)
11.0.0
Updated from an older ownCloud or fresh install:
fresh
Where did you install ownCloud from:
git

Logs

ownCloud log (data/owncloud.log)

{"reqId":"950NQUnYCTUoEsBpAAHB","level":3,"time":"2019-02-27T07:55:56+00:00","remoteAddr":"127.0.0.1","user":"--","app":"PHP","method":"GET","url":"\/owncloud-core\/ocs\/v2.php\/apps\/files_sharing\/api\/v1\/shares","message":"TypeError: Argument 8 passed to OCA\\Files_Sharing\\Controller\\Share20OcsController::__construct() must be an instance of OCP\\IUser, null given, called in \/home\/artur\/www\/owncloud-core\/apps\/files_sharing\/lib\/AppInfo\/Application.php on line 94 at \/home\/artur\/www\/owncloud-core\/apps\/files_sharing\/lib\/Controller\/Share20OcsController.php#83"}

[ownclouders]

GitMate.io thinks the contributor most likely able to help you is @ownclouders.

Possibly related issues are #27400 (OCS Share API), #17166 (OCS Share API Date improvements), #21798 (OCS Sharing API v2), #18117 ([OCS-API] get sharing recipients), and #18530 (apps/files_sharing/api/externalShares 404 (Not Found)).

[phil-davis]

Note: this issue is only seen in core master
In core stable10 the expected result happens.

[individual-it]

@DeepDiver1975 you have merged #34622 closing this issue?

[VicDeo]

Tested with master

 HTTP/1.1 401 Unauthorized

<?xml version="1.0"?>
<ocs>
 <meta>
  <status>failure</status>
  <statuscode>997</statuscode>
  <message>Unauthorised</message>
  <totalitems></totalitems>
  <itemsperpage></itemsperpage>
 </meta>
 <data/>
</ocs>