operation finished with http status code 401

[nerijus]

I cannot login with client 3.4.0 RC3 to server 15.0.0RC3. After trying to grant access, I get:
operation finished with http status code 401. Logcat:

12-15 20:26:21.242  1105  1715 I ActivityManager: Start proc 9515:com.nextcloud.client/u0a150 for activity com.nextcloud.client/com.owncloud.android.ui.activity.FileDisplayActivity
12-15 20:26:53.116   363   501 I BufferQueueProducer: [com.nextcloud.client/com.owncloud.android.authentication.AuthenticatorActivity](this:0x72a3aa7800,id:28,api:1,p:9515,c:363) queueBuffer: fps=2.80 dur=1069.73 max=522.06 min=193.74
12-15 20:26:53.253  9515  9515 I bruce_nan: View_dispatchTouchEvent_nfl_01: threefingerEnable = false; pointCount = 1
12-15 20:26:53.273  9515  9515 I bruce_nan: View_dispatchTouchEvent_nfl_01: threefingerEnable = false; pointCount = 1
12-15 20:26:53.290  9515  9515 I bruce_nan: View_dispatchTouchEvent_nfl_01: threefingerEnable = false; pointCount = 1
12-15 20:26:53.307  9515  9515 I bruce_nan: View_dispatchTouchEvent_nfl_01: threefingerEnable = false; pointCount = 1
12-15 20:26:53.312  9515  9515 I bruce_nan: View_dispatchTouchEvent_nfl_01: threefingerEnable = false; pointCount = 1
12-15 20:26:54.352   363   807 I BufferQueueProducer: [com.nextcloud.client/com.owncloud.android.authentication.AuthenticatorActivity](this:0x72a3aa7800,id:28,api:1,p:9515,c:363) queueBuffer: fps=3.24 dur=1235.51 max=501.70 min=13.95
12-15 20:26:55.626   363   807 I BufferQueueProducer: [com.nextcloud.client/com.owncloud.android.authentication.AuthenticatorActivity](this:0x72a3aa7800,id:28,api:1,p:9515,c:363) queueBuffer: fps=4.71 dur=1274.23 max=510.75 min=11.73
12-15 20:26:57.036   363  1357 I BufferQueueProducer: [com.nextcloud.client/com.owncloud.android.authentication.AuthenticatorActivity](this:0x72a3aa7800,id:28,api:1,p:9515,c:363) queueBuffer: fps=4.25 dur=1410.52 max=505.04 min=13.92
12-15 20:26:58.050   363   501 I BufferQueueProducer: [com.nextcloud.client/com.owncloud.android.authentication.AuthenticatorActivity](this:0x72a3aa7800,id:28,api:1,p:9515,c:363) queueBuffer: fps=3.95 dur=1013.71 max=507.43 min=12.40
12-15 20:26:59.144  9515  9515 I bruce_nan: View_dispatchTouchEvent_nfl_01: threefingerEnable = false; pointCount = 1
12-15 20:26:59.166  9515  9515 I bruce_nan: View_dispatchTouchEvent_nfl_01: threefingerEnable = false; pointCount = 1
12-15 20:26:59.171  9515  9515 I bruce_nan: View_dispatchTouchEvent_nfl_01: threefingerEnable = false; pointCount = 1
12-15 20:26:59.297   363   807 I BufferQueueProducer: [com.nextcloud.client/com.owncloud.android.authentication.AuthenticatorActivity](this:0x72a3aa7800,id:28,api:1,p:9515,c:363) queueBuffer: fps=2.41 dur=1246.44 max=525.38 min=335.00
12-15 20:26:59.771  9515  9515 I chromium: [INFO:CONSOLE(7)] "JQMIGRATE: Migrate is installed, version 1.4.0", source: https://example.com:4443/nextcloud/core/vendor/core.js?v=76320180-0 (7)
12-15 20:27:00.313   363  5236 I BufferQueueProducer: [com.nextcloud.client/com.owncloud.android.authentication.AuthenticatorActivity](this:0x72a3aa7800,id:28,api:1,p:9515,c:363) queueBuffer: fps=44.28 dur=1016.28 max=161.61 min=7.31
12-15 20:27:01.220  9515  9515 I bruce_nan: View_dispatchTouchEvent_nfl_01: threefingerEnable = false; pointCount = 1
12-15 20:27:01.242  9515  9515 I bruce_nan: View_dispatchTouchEvent_nfl_01: threefingerEnable = false; pointCount = 1
12-15 20:27:01.251  9515  9515 I bruce_nan: View_dispatchTouchEvent_nfl_01: threefingerEnable = false; pointCount = 1
12-15 20:27:01.251  9515  9515 I bruce_nan: View_dispatchTouchEvent_nfl_01: threefingerEnable = false; pointCount = 1
12-15 20:27:01.317   363   807 I BufferQueueProducer: [com.nextcloud.client/com.owncloud.android.authentication.AuthenticatorActivity](this:0x72a3aa7800,id:28,api:1,p:9515,c:363) queueBuffer: fps=1.99 dur=1004.55 max=992.15 min=12.40
12-15 20:27:01.695  9515  9547 I System.out: close [socket][/192.168.1.45:34215]
12-15 20:27:01.769  9515  9547 I ServerNameIndicator: SSLSocket implementation: com.google.android.gms.org.conscrypt.Java8FileDescriptorSocket
12-15 20:27:01.770  9515  9547 I ServerNameIndicator: SNI done, hostname: example.com
12-15 20:27:01.771  9515  9547 I System.out: [socket][1] connection example.com/88.119.145.12:4443;LocalPort=36390(50000)
12-15 20:27:01.779  9515  9547 I System.out: [socket][/192.168.1.45:36390] connected
12-15 20:27:01.830  9515  9547 W HttpMethodBase: Going to buffer response body of large or unknown size. Using getResponseBodyAsStream instead is recommended.
12-15 20:27:01.838  9515  9547 I GetRemoteStatusOperation: Connection check at https://example.com:4443/nextcloud: Operation finished with HTTP status code -1 (success)
12-15 20:27:01.923  9515  9547 I AuthChallengeProcessor: basic authentication scheme selected
12-15 20:27:01.924  9515  9547 I HttpMethodDirector: No credentials available for BASIC 'Nextcloud'@example.com:4443
12-15 20:27:01.988  9515 10422 I AuthChallengeProcessor: Basic authentication scheme selected
12-15 20:27:01.989  9515 10422 I HttpMethodDirector: Failure authenticating with BASIC 'Nextcloud'@example.com:4443
12-15 20:27:02.005   363  5236 I BufferQueueProducer: [com.nextcloud.client/com.owncloud.android.authentication.AuthenticatorActivity](this:0x72a34e2800,id:32,api:1,p:9515,c:363) connect(P): api=1 producer=(9515:com.nextcloud.client) producerControlledByApp=true
12-15 20:27:02.005  9515  9543 W libEGL  : [ANDROID_RECORDABLE] format: 1
12-15 20:27:02.041   363  5236 I BufferQueueProducer: [com.nextcloud.client/com.owncloud.android.authentication.AuthenticatorActivity](this:0x72a34e2800,id:32,api:1,p:9515,c:363) new GraphicBuffer needed
12-15 20:27:02.050   363  5236 I BufferQueueProducer: [com.nextcloud.client/com.owncloud.android.authentication.AuthenticatorActivity](this:0x72a34e2800,id:32,api:1,p:9515,c:363) new GraphicBuffer needed
12-15 20:27:02.600  9515  9515 I chromium: [INFO:CONSOLE(7)] "JQMIGRATE: Migrate is installed, version 1.4.0", source: https://example.com:4443/nextcloud/core/vendor/core.js?v=76320180-0 (7)
12-15 20:27:02.743   363   807 I BufferQueueProducer: [com.nextcloud.client/com.owncloud.android.authentication.AuthenticatorActivity](this:0x72a3aa7800,id:28,api:1,p:9515,c:363) queueBuffer: fps=32.97 dur=1425.40 max=441.25 min=7.23
12-15 20:27:04.337   363   501 I BufferQueueProducer: [com.nextcloud.client/com.owncloud.android.authentication.AuthenticatorActivity](this:0x72a3aa7800,id:28,api:1,p:9515,c:363) queueBuffer: fps=1.25 dur=1593.87 max=1581.07 min=12.79
12-15 20:27:08.166  9515  9515 I bruce_nan: View_dispatchTouchEvent_nfl_01: threefingerEnable = false; pointCount = 1
12-15 20:27:08.192  9515  9515 I bruce_nan: View_dispatchTouchEvent_nfl_01: threefingerEnable = false; pointCount = 1

[nextcloud-android-bot]

GitMate.io thinks possibly related issues are #1278 (Code formatting), #1288 (Wrong version code), #2414 (Improved Upload Status), #3324 (Move operations to library), and #1264 (Remove unintuitive "clear finished uploads").

[nerijus]

Corresponding server log (times are UTC, so 2 hours less than client log above):

192.168.0.1 -  15/Dec/2018:18:26:50 +0000 "GET /nextcloud/ocs/v2.php" 200
192.168.0.1 -  15/Dec/2018:18:27:00 +0000 "POST /nextcloud/index.php" 303
192.168.0.1 -  15/Dec/2018:18:27:00 +0000 "GET /nextcloud/index.php" 200
192.168.0.1 -  15/Dec/2018:18:27:00 +0000 "GET /nextcloud/index.php" 200
192.168.0.1 -  15/Dec/2018:18:27:01 +0000 "GET /nextcloud/cron.php" 200
192.168.0.1 -  15/Dec/2018:18:27:02 +0000 "POST /nextcloud/index.php" 303
192.168.0.1 -  15/Dec/2018:18:27:02 +0000 "GET /nextcloud/status.php" 200
192.168.0.1 -  15/Dec/2018:18:27:02 +0000 "HEAD /nextcloud/remote.php" 401
192.168.0.1 -  15/Dec/2018:18:27:02 +0000 "HEAD /nextcloud/remote.php" 401
192.168.0.1 -  15/Dec/2018:18:27:03 +0000 "GET /nextcloud/index.php" 200
192.168.0.1 -  15/Dec/2018:18:27:03 +0000 "GET /nextcloud/index.php" 200
192.168.0.1 -  15/Dec/2018:18:27:03 +0000 "GET /nextcloud/cron.php" 200
192.168.0.1 -  15/Dec/2018:18:27:09 +0000 "GET /nextcloud/ocs/v2.php" 200

[stale]

This request did not receive an update in the last 4 weeks. Please take a look again and update the issue with new details, otherwise the issue will be automatically closed in 2 weeks. Thank you!