Authentication token fail

Hi,

[/details]

Nextcloud version (eg, 20.0.5): 21.0.2.1
Operating system and version (eg, Ubuntu 20.04): Ubuntu 20.04
Apache or nginx version (eg, Apache 2.4.25): default docker apache behind nginx proxy
PHP version (eg, 7.4): PHP 7.4.20

The issue you are facing:
Login Fail because App Token could not be accepted successfully.

Is this the first time you’ve seen this error? (Y/N): Y, after moving Nextcloud Installation from classic server Install to docker

Steps to replicate it:

  1. Try to Login with App, e.g. Mobile device or desktop client
  2. Login with user correct and password
  3. Getting Authenticiation site for Access Token
    Note: Login via Webbrowser works fine

The output of your Nextcloud log in Admin > Logging:

https://pastebin.com/dYNbp2CD - link is valid for 7 days (until 03.07.2021)

The output of your config.php file in /path/to/nextcloud (make sure you remove any identifiable information!):

<?php
$CONFIG = array (
  'instanceid' => 'string',
  'passwordsalt' => 'string',
  'secret' => 'string',
  'trusted_domains' =>
  array (
    0 => 'mydomain.com',
    1 => 'myip',
  ),
  'datadirectory' => '/var/www/html/data',
  'dbtype' => 'pgsql',
  'version' => '21.0.2.1',
  'overwrite.cli.url' => 'https://mydomain.com',
  'dbname' => 'mydb',
  'dbhost' => 'hostname',
  'dbport' => '',
  'dbtableprefix' => 'oc_',
  'dbuser' => 'dbuser',
  'dbpassword' => 'dbpwd',
  'installed' => true,
  'mail_smtpmode' => 'smtp',
  'mail_smtpsecure' => 'tls',
  'mail_from_address' => 'user',
  'mail_domain' => 'domain.com',
  'mail_smtpauthtype' => 'LOGIN',
  'mail_smtphost' => 'maildomain.com',
  'mail_smtpauth' => 1,
  'mail_smtpport' => '587',
  'mail_smtpname' => 'mail@adress',
  'mail_smtppassword' => 'password',
  'memcache.local' => '\\OC\\Memcache\\APCu',
  'maintenance' => false,
  'theme' => '',
  'loglevel' => 0,                                                                    
  'mail_sendmailmode' => 'pipe',
  'updater.secret' => 'verystrongsecret',

The output of your Apache/nginx/system log in /var/log/____:

nginx.1    | mydomain.com myip - - [26/Jun/2021:17:58:39 +0000] "POST /index.php/login/v2/poll HTTP/1.1" 404 2 "-" "Mozilla/5.0 (Linux) mirall/3.2.2git (Nextcloud, manjaro-5.10.42-1-MANJARO ClientArchitecture: x86_64 OsArchitecture: x86_64)",
nginx.1    | mydomain.com myip - - [26/Jun/2021:17:59:09 +0000] "POST /index.php/login/v2/poll HTTP/1.1" 301 169 "-" "Mozilla/5.0 (Linux) mirall/3.2.2git (Nextcloud, manjaro-5.10.42-1-MANJARO ClientArchitecture: x86_64 OsArchitecture: x86_64)",
nginx.1    | mydomain.com myip - - [26/Jun/2021:17:59:09 +0000] "POST /index.php/login/v2/poll HTTP/1.1" 404 2 "-" "Mozilla/5.0 (Linux) mirall/3.2.2git (Nextcloud, manjaro-5.10.42-1-MANJARO ClientArchitecture: x86_64 OsArchitecture: x86_64)",
nginx.1    | mydomain.com myip - - [26/Jun/2021:17:59:39 +0000] "POST /index.php/login/v2/poll HTTP/1.1" 301 169 "-" "Mozilla/5.0 (Linux) mirall/3.2.2git (Nextcloud, manjaro-5.10.42-1-MANJARO ClientArchitecture: x86_64 OsArchitecture: x86_64)",
nginx.1    | mydomain.com myip - - [26/Jun/2021:17:59:39 +0000] "POST /index.php/login/v2/poll HTTP/1.1" 404 2 "-" "Mozilla/5.0 (Linux) mirall/3.2.2git (Nextcloud, manjaro-5.10.42-1-MANJARO ClientArchitecture: x86_64 OsArchitecture: x86_64)",
nginx.1    | mydomain.com myip - - [26/Jun/2021:18:00:09 +0000] "POST /index.php/login/v2/poll HTTP/1.1" 301 169 "-" "Mozilla/5.0 (Linux) mirall/3.2.2git (Nextcloud, manjaro-5.10.42-1-MANJARO ClientArchitecture: x86_64 OsArchitecture: x86_64)",
nginx.1    | mydomain.com myip - - [26/Jun/2021:18:00:09 +0000] "POST /index.php/login/v2/poll HTTP/1.1" 404 2 "-" "Mozilla/5.0 (Linux) mirall/3.2.2git (Nextcloud, manjaro-5.10.42-1-MANJARO ClientArchitecture: x86_64 OsArchitecture: x86_64)",
nginx.1    | mydomain.com myip - - [26/Jun/2021:18:00:39 +0000] "POST /index.php/login/v2/poll HTTP/1.1" 301 169 "-" "Mozilla/5.0 (Linux) mirall/3.2.2git (Nextcloud, manjaro-5.10.42-1-MANJARO ClientArchitecture: x86_64 OsArchitecture: x86_64)",
nginx.1    | mydomain.com myip - - [26/Jun/2021:18:00:39 +0000] "POST /index.php/login/v2/poll HTTP/1.1" 404 2 "-" "Mozilla/5.0 (Linux) mirall/3.2.2git (Nextcloud, manjaro-5.10.42-1-MANJARO ClientArchitecture: x86_64 OsArchitecture: x86_64)",
nginx.1    | mydomain.com myip - - [26/Jun/2021:18:01:09 +0000] "POST /index.php/login/v2/poll HTTP/1.1" 301 169 "-" "Mozilla/5.0 (Linux) mirall/3.2.2git (Nextcloud, manjaro-5.10.42-1-MANJARO ClientArchitecture: x86_64 OsArchitecture: x86_64)",
nginx.1    | mydomain.com myip - - [26/Jun/2021:18:01:09 +0000] "POST /index.php/login/v2/poll HTTP/1.1" 404 2 "-" "Mozilla/5.0 (Linux) mirall/3.2.2git (Nextcloud, manjaro-5.10.42-1-MANJARO ClientArchitecture: x86_64 OsArchitecture: x86_64)",
nginx.1    | mydomain.com myip - - [26/Jun/2021:18:01:39 +0000] "POST /index.php/login/v2/poll HTTP/1.1" 301 169 "-" "Mozilla/5.0 (Linux) mirall/3.2.2git (Nextcloud, manjaro-5.10.42-1-MANJARO ClientArchitecture: x86_64 OsArchitecture: x86_64)",
nginx.1    | mydomain.com myip - - [26/Jun/2021:18:01:39 +0000] "POST /index.php/login/v2/poll HTTP/1.1" 404 2 "-" "Mozilla/5.0 (Linux) mirall/3.2.2git (Nextcloud, manjaro-5.10.42-1-MANJARO ClientArchitecture: x86_64 OsArchitecture: x86_64)",
nginx.1    | mydomain.com myip - - [26/Jun/2021:18:02:09 +0000] "POST /index.php/login/v2/poll HTTP/1.1" 301 169 "-" "Mozilla/5.0 (Linux) mirall/3.2.2git (Nextcloud, manjaro-5.10.42-1-MANJARO ClientArchitecture: x86_64 OsArchitecture: x86_64)",
nginx.1    | mydomain.com myip - - [26/Jun/2021:18:02:09 +0000] "POST /index.php/login/v2/poll HTTP/1.1" 404 2 "-" "Mozilla/5.0 (Linux) mirall/3.2.2git (Nextcloud, manjaro-5.10.42-1-MANJARO ClientArchitecture: x86_64 OsArchitecture: x86_64)",
nginx.1    | mydomain.com myip - - [26/Jun/2021:18:02:31 +0000] "GET /remote.php/webdav/ HTTP/1.1" 401 414 "-" "-",
nginx.1    | mydomain.com myip - mdk [26/Jun/2021:18:02:37 +0000] "GET /remote.php/webdav/ HTTP/1.1" 200 111 "-" "-",
nginx.1    | mydomain.com myip - - [26/Jun/2021:18:02:39 +0000] "POST /index.php/login/v2/poll HTTP/1.1" 301 169 "-" "Mozilla/5.0 (Linux) mirall/3.2.2git (Nextcloud, manjaro-5.10.42-1-MANJARO ClientArchitecture: x86_64 OsArchitecture: x86_64)",
nginx.1    | mydomain.com myip - - [26/Jun/2021:18:02:39 +0000] "POST /index.php/login/v2/poll HTTP/1.1" 404 2 "-" "Mozilla/5.0 (Linux) mirall/3.2.2git (Nextcloud, manjaro-5.10.42-1-MANJARO ClientArchitecture: x86_64 OsArchitecture: x86_64)",
nginx.1    | mydomain.com myip - - [26/Jun/2021:18:03:09 +0000] "POST /index.php/login/v2/poll HTTP/1.1" 301 169 "-" "Mozilla/5.0 (Linux) mirall/3.2.2git (Nextcloud, manjaro-5.10.42-1-MANJARO ClientArchitecture: x86_64 OsArchitecture: x86_64)",
nginx.1    | mydomain.com myip - - [26/Jun/2021:18:03:09 +0000] "POST /index.php/login/v2/poll HTTP/1.1" 404 2 "-" "Mozilla/5.0 (Linux) mirall/3.2.2git (Nextcloud, manjaro-5.10.42-1-MANJARO ClientArchitecture: x86_64 OsArchitecture: x86_64)",
nginx.1    | mydomain.com myip - - [26/Jun/2021:18:03:15 +0000] "GET /remote.php/webdav/ HTTP/1.1" 401 414 "-" "-",
nginx.1    | mydomain.com myip - mdk [26/Jun/2021:18:03:19 +0000] "GET /remote.php/webdav/ HTTP/1.1" 200 111 "-" "-",
nginx.1    | mydomain.com myip - - [26/Jun/2021:18:03:39 +0000] "POST /index.php/login/v2/poll HTTP/1.1" 301 169 "-" "Mozilla/5.0 (Linux) mirall/3.2.2git (Nextcloud, manjaro-5.10.42-1-MANJARO ClientArchitecture: x86_64 OsArchitecture: x86_64)",
nginx.1    | mydomain.com myip - - [26/Jun/2021:18:03:39 +0000] "POST /index.php/login/v2/poll HTTP/1.1" 404 2 "-" "Mozilla/5.0 (Linux) mirall/3.2.2git (Nextcloud, manjaro-5.10.42-1-MANJARO ClientArchitecture: x86_64 OsArchitecture: x86_64)",
nginx.1    | mydomain.com myip - - [26/Jun/2021:18:04:00 +0000] "GET /remote.php/webdav/ HTTP/1.1" 401 414 "-" "-",
nginx.1    | mydomain.com myip - mdk [26/Jun/2021:18:04:04 +0000] "GET /remote.php/webdav/ HTTP/1.1" 200 111 "-" "-",
nginx.1    | mydomain.com myip - - [26/Jun/2021:18:04:09 +0000] "POST /index.php/login/v2/poll HTTP/1.1" 301 169 "-" "Mozilla/5.0 (Linux) mirall/3.2.2git (Nextcloud, manjaro-5.10.42-1-MANJARO ClientArchitecture: x86_64 OsArchitecture: x86_64)",
nginx.1    | mydomain.com myip - - [26/Jun/2021:18:04:09 +0000] "POST /index.php/login/v2/poll HTTP/1.1" 404 2 "-" "Mozilla/5.0 (Linux) mirall/3.2.2git (Nextcloud, manjaro-5.10.42-1-MANJARO ClientArchitecture: x86_64 OsArchitecture: x86_64)",
nginx.1    | myip anotherip.10 - - [26/Jun/2021:18:04:30 +0000] "GET /actuator/health HTTP/1.1" 503 197 "-" "Mozilla/5.0 zgrab/0.x",
nginx.1    | mydomain.com myip - - [26/Jun/2021:18:04:39 +0000] "POST /index.php/login/v2/poll HTTP/1.1" 301 169 "-" "Mozilla/5.0 (Linux) mirall/3.2.2git (Nextcloud, manjaro-5.10.42-1-MANJARO ClientArchitecture: x86_64 OsArchitecture: x86_64)",
nginx.1    | mydomain.com myip - - [26/Jun/2021:18:04:39 +0000] "POST /index.php/login/v2/poll HTTP/1.1" 404 2 "-" "Mozilla/5.0 (Linux) mirall/3.2.2git (Nextcloud, manjaro-5.10.42-1-MANJARO ClientArchitecture: x86_64 OsArchitecture: x86_64)",
nginx.1    | mydomain.com myip - - [26/Jun/2021:18:04:51 +0000] "GET /remote.php/webdav/ HTTP/1.1" 401 414 "-" "-",
nginx.1    | mydomain.com myip - mdk [26/Jun/2021:18:04:54 +0000] "GET /remote.php/webdav/ HTTP/1.1" 200 111 "-" "-",
nginx.1    | mydomain.com myip - - [26/Jun/2021:18:05:09 +0000] "POST /index.php/login/v2/poll HTTP/1.1" 301 169 "-" "Mozilla/5.0 (Linux) mirall/3.2.2git (Nextcloud, manjaro-5.10.42-1-MANJARO ClientArchitecture: x86_64 OsArchitecture: x86_64)",
nginx.1    | mydomain.com myip - - [26/Jun/2021:18:05:09 +0000] "POST /index.php/login/v2/poll HTTP/1.1" 404 2 "-" "Mozilla/5.0 (Linux) mirall/3.2.2git (Nextcloud, manjaro-5.10.42-1-MANJARO ClientArchitecture: x86_64 OsArchitecture: x86_64)",
nginx.1    | mydomain.com myip - - [26/Jun/2021:18:05:30 +0000] "GET /remote.php/webdav/ HTTP/1.1" 401 414 "-" "-",
nginx.1    | mydomain.com myip - mdk [26/Jun/2021:18:05:33 +0000] "GET /remote.php/webdav/ HTTP/1.1" 200 111 "-" "-",
nginx.1    | mydomain.com myip - - [26/Jun/2021:18:05:39 +0000] "POST /index.php/login/v2/poll HTTP/1.1" 301 169 "-" "Mozilla/5.0 (Linux) mirall/3.2.2git (Nextcloud, manjaro-5.10.42-1-MANJARO ClientArchitecture: x86_64 OsArchitecture: x86_64)",
nginx.1    | mydomain.com myip - - [26/Jun/2021:18:05:39 +0000] "POST /index.php/login/v2/poll HTTP/1.1" 404 2 "-" "Mozilla/5.0 (Linux) mirall/3.2.2git (Nextcloud, manjaro-5.10.42-1-MANJARO ClientArchitecture: x86_64 OsArchitecture: x86_64)",
nginx.1    | mydomain.com myip - - [26/Jun/2021:18:06:09 +0000] "POST /index.php/login/v2/poll HTTP/1.1" 301 169 "-" "Mozilla/5.0 (Linux) mirall/3.2.2git (Nextcloud, manjaro-5.10.42-1-MANJARO ClientArchitecture: x86_64 OsArchitecture: x86_64)",
nginx.1    | mydomain.com myip - - [26/Jun/2021:18:06:09 +0000] "POST /index.php/login/v2/poll HTTP/1.1" 404 2 "-" "Mozilla/5.0 (Linux) mirall/3.2.2git (Nextcloud, manjaro-5.10.42-1-MANJARO ClientArchitecture: x86_64 OsArchitecture: x86_64)",
nginx.1    | mydomain.com myip - - [26/Jun/2021:18:06:39 +0000] "POST /index.php/login/v2/poll HTTP/1.1" 301 169 "-" "Mozilla/5.0 (Linux) mirall/3.2.2git (Nextcloud, manjaro-5.10.42-1-MANJARO ClientArchitecture: x86_64 OsArchitecture: x86_64)",
nginx.1    | mydomain.com myip - - [26/Jun/2021:18:06:39 +0000] "POST /index.php/login/v2/poll HTTP/1.1" 404 2 "-" "Mozilla/5.0 (Linux) mirall/3.2.2git (Nextcloud, manjaro-5.10.42-1-MANJARO ClientArchitecture: x86_64 OsArchitecture: x86_64)",
nginx.1    | mydomain.com myip - - [26/Jun/2021:18:07:09 +0000] "POST /index.php/login/v2/poll HTTP/1.1" 301 169 "-" "Mozilla/5.0 (Linux) mirall/3.2.2git (Nextcloud, manjaro-5.10.42-1-MANJARO ClientArchitecture: x86_64 OsArchitecture: x86_64)",
nginx.1    | mydomain.com myip - - [26/Jun/2021:18:07:09 +0000] "POST /index.php/login/v2/poll HTTP/1.1" 404 2 "-" "Mozilla/5.0 (Linux) mirall/3.2.2git (Nextcloud, manjaro-5.10.42-1-MANJARO ClientArchitecture: x86_64 OsArchitecture: x86_64)",
nginx.1    | mydomain.com myip - - [26/Jun/2021:18:07:39 +0000] "POST /index.php/login/v2/poll HTTP/1.1" 301 169 "-" "Mozilla/5.0 (Linux) mirall/3.2.2git (Nextcloud, manjaro-5.10.42-1-MANJARO ClientArchitecture: x86_64 OsArchitecture: x86_64)",
nginx.1    | mydomain.com myip - - [26/Jun/2021:18:07:39 +0000] "POST /index.php/login/v2/poll HTTP/1.1" 404 2 "-" "Mozilla/5.0 (Linux) mirall/3.2.2git (Nextcloud, manjaro-5.10.42-1-MANJARO ClientArchitecture: x86_64 OsArchitecture: x86_64)",
nginx.1    | mydomain.com myip - - [26/Jun/2021:18:08:09 +0000] "POST /index.php/login/v2/poll HTTP/1.1" 301 169 "-" "Mozilla/5.0 (Linux) mirall/3.2.2git (Nextcloud, manjaro-5.10.42-1-MANJARO ClientArchitecture: x86_64 OsArchitecture: x86_64)",
nginx.1    | mydomain.com myip - - [26/Jun/2021:18:08:09 +0000] "POST /index.php/login/v2/poll HTTP/1.1" 404 2 "-" "Mozilla/5.0 (Linux) mirall/3.2.2git (Nextcloud, manjaro-5.10.42-1-MANJARO ClientArchitecture: x86_64 OsArchitecture: x86_64)",
nginx.1    | mydomain.com myip - - [26/Jun/2021:18:08:39 +0000] "POST /index.php/login/v2/poll HTTP/1.1" 301 169 "-" "Mozilla/5.0 (Linux) mirall/3.2.2git (Nextcloud, manjaro-5.10.42-1-MANJARO ClientArchitecture: x86_64 OsArchitecture: x86_64)",
nginx.1    | mydomain.com myip - - [26/Jun/2021:18:08:39 +0000] "POST /index.php/login/v2/poll HTTP/1.1" 404 2 "-" "Mozilla/5.0 (Linux) mirall/3.2.2git (Nextcloud, manjaro-5.10.42-1-MANJARO ClientArchitecture: x86_64 OsArchitecture: x86_64)",
nginx.1    | mydomain.com myip - - [26/Jun/2021:18:09:09 +0000] "POST /index.php/login/v2/poll HTTP/1.1" 301 169 "-" "Mozilla/5.0 (Linux) mirall/3.2.2git (Nextcloud, manjaro-5.10.42-1-MANJARO ClientArchitecture: x86_64 OsArchitecture: x86_64)",
nginx.1    | mydomain.com myip - - [26/Jun/2021:18:09:09 +0000] "POST /index.php/login/v2/poll HTTP/1.1" 404 2 "-" "Mozilla/5.0 (Linux) mirall/3.2.2git (Nextcloud, manjaro-5.10.42-1-MANJARO ClientArchitecture: x86_64 OsArchitecture: x86_64)",
nginx.1    | mydomain.com myip - - [26/Jun/2021:18:09:39 +0000] "POST /index.php/login/v2/poll HTTP/1.1" 301 169 "-" "Mozilla/5.0 (Linux) mirall/3.2.2git (Nextcloud, manjaro-5.10.42-1-MANJARO ClientArchitecture: x86_64 OsArchitecture: x86_64)",
nginx.1    | mydomain.com myip - - [26/Jun/2021:18:09:39 +0000] "POST /index.php/login/v2/poll HTTP/1.1" 404 2 "-" "Mozilla/5.0 (Linux) mirall/3.2.2git (Nextcloud, manjaro-5.10.42-1-MANJARO ClientArchitecture: x86_64 OsArchitecture: x86_64)",
nginx.1    | mydomain.com myip - - [26/Jun/2021:18:10:09 +0000] "POST /index.php/login/v2/poll HTTP/1.1" 301 169 "-" "Mozilla/5.0 (Linux) mirall/3.2.2git (Nextcloud, manjaro-5.10.42-1-MANJARO ClientArchitecture: x86_64 OsArchitecture: x86_64)",
nginx.1    | mydomain.com myip - - [26/Jun/2021:18:10:09 +0000] "POST /index.php/login/v2/poll HTTP/1.1" 404 2 "-" "Mozilla/5.0 (Linux) mirall/3.2.2git (Nextcloud, manjaro-5.10.42-1-MANJARO ClientArchitecture: x86_64 OsArchitecture: x86_64)",
nginx.1    | mydomain.com myip - - [26/Jun/2021:18:10:31 +0000] "GET /remote.php/webdav/ HTTP/1.1" 401 414 "-" "-",
nginx.1    | mydomain.com myip - mdk [26/Jun/2021:18:10:36 +0000] "GET /remote.php/webdav/ HTTP/1.1" 200 111 "-" "-",
nginx.1    | mydomain.com myip - - [26/Jun/2021:18:10:39 +0000] "POST /index.php/login/v2/poll HTTP/1.1" 301 169 "-" "Mozilla/5.0 (Linux) mirall/3.2.2git (Nextcloud, manjaro-5.10.42-1-MANJARO ClientArchitecture: x86_64 OsArchitecture: x86_64)",
nginx.1    | mydomain.com myip - - [26/Jun/2021:18:10:39 +0000] "POST /index.php/login/v2/poll HTTP/1.1" 404 2 "-" "Mozilla/5.0 (Linux) mirall/3.2.2git (Nextcloud, manjaro-5.10.42-1-MANJARO ClientArchitecture: x86_64 OsArchitecture: x86_64)",
nginx.1    | mydomain.com myip - - [26/Jun/2021:18:11:09 +0000] "POST /index.php/login/v2/poll HTTP/1.1" 301 169 "-" "Mozilla/5.0 (Linux) mirall/3.2.2git (Nextcloud, manjaro-5.10.42-1-MANJARO ClientArchitecture: x86_64 OsArchitecture: x86_64)",
nginx.1    | mydomain.com myip - - [26/Jun/2021:18:11:09 +0000] "POST /index.php/login/v2/poll HTTP/1.1" 404 2 "-" "Mozilla/5.0 (Linux) mirall/3.2.2git (Nextcloud, manjaro-5.10.42-1-MANJARO ClientArchitecture: x86_64 OsArchitecture: x86_64)",
nginx.1    | mydomain.com myip - - [26/Jun/2021:18:11:15 +0000] "GET /remote.php/webdav/ HTTP/1.1" 401 414 "-" "-",
nginx.1    | mydomain.com myip - mdk [26/Jun/2021:18:11:19 +0000] "GET /remote.php/webdav/ HTTP/1.1" 200 111 "-" "-",
nginx.1    | mydomain.com myip - - [26/Jun/2021:18:11:39 +0000] "POST /index.php/login/v2/poll HTTP/1.1" 301 169 "-" "Mozilla/5.0 (Linux) mirall/3.2.2git (Nextcloud, manjaro-5.10.42-1-MANJARO ClientArchitecture: x86_64 OsArchitecture: x86_64)",
nginx.1    | mydomain.com myip - - [26/Jun/2021:18:11:39 +0000] "POST /index.php/login/v2/poll HTTP/1.1" 404 2 "-" "Mozilla/5.0 (Linux) mirall/3.2.2git (Nextcloud, manjaro-5.10.42-1-MANJARO ClientArchitecture: x86_64 OsArchitecture: x86_64)",
nginx.1    | mydomain.com myip - - [26/Jun/2021:18:12:01 +0000] "GET /remote.php/webdav/ HTTP/1.1" 401 414 "-" "-",
nginx.1    | mydomain.com myip - mdk [26/Jun/2021:18:12:04 +0000] "GET /remote.php/webdav/ HTTP/1.1" 200 111 "-" "-",
nginx.1    | mydomain.com myip - - [26/Jun/2021:18:12:09 +0000] "POST /index.php/login/v2/poll HTTP/1.1" 301 169 "-" "Mozilla/5.0 (Linux) mirall/3.2.2git (Nextcloud, manjaro-5.10.42-1-MANJARO ClientArchitecture: x86_64 OsArchitecture: x86_64)",
nginx.1    | mydomain.com myip - - [26/Jun/2021:18:12:09 +0000] "POST /index.php/login/v2/poll HTTP/1.1" 404 2 "-" "Mozilla/5.0 (Linux) mirall/3.2.2git (Nextcloud, manjaro-5.10.42-1-MANJARO ClientArchitecture: x86_64 OsArchitecture: x86_64)",
nginx.1    | mydomain.com myip - - [26/Jun/2021:18:12:39 +0000] "POST /index.php/login/v2/poll HTTP/1.1" 301 169 "-" "Mozilla/5.0 (Linux) mirall/3.2.2git (Nextcloud, manjaro-5.10.42-1-MANJARO ClientArchitecture: x86_64 OsArchitecture: x86_64)",
nginx.1    | mydomain.com myip - - [26/Jun/2021:18:12:39 +0000] "POST /index.php/login/v2/poll HTTP/1.1" 404 2 "-" "Mozilla/5.0 (Linux) mirall/3.2.2git (Nextcloud, manjaro-5.10.42-1-MANJARO ClientArchitecture: x86_64 OsArchitecture: x86_64)",
nginx.1    | mydomain.com myip - - [26/Jun/2021:18:12:46 +0000] "GET /remote.php/webdav/ HTTP/1.1" 401 414 "-" "-",
nginx.1    | mydomain.com myip - mdk [26/Jun/2021:18:12:50 +0000] "GET /remote.php/webdav/ HTTP/1.1" 200 111 "-" "-",
nginx.1    | mydomain.com myip - - [26/Jun/2021:18:13:09 +0000] "POST /index.php/login/v2/poll HTTP/1.1" 301 169 "-" "Mozilla/5.0 (Linux) mirall/3.2.2git (Nextcloud, manjaro-5.10.42-1-MANJARO ClientArchitecture: x86_64 OsArchitecture: x86_64)",
nginx.1    | mydomain.com myip - - [26/Jun/2021:18:13:09 +0000] "POST /index.php/login/v2/poll HTTP/1.1" 404 2 "-" "Mozilla/5.0 (Linux) mirall/3.2.2git (Nextcloud, manjaro-5.10.42-1-MANJARO ClientArchitecture: x86_64 OsArchitecture: x86_64)",
nginx.1    | mydomain.com myip - - [26/Jun/2021:18:13:30 +0000] "GET /remote.php/webdav/ HTTP/1.1" 401 414 "-" "-",
nginx.1    | mydomain.com myip - mdk [26/Jun/2021:18:13:33 +0000] "GET /remote.php/webdav/ HTTP/1.1" 200 111 "-" "-",
nginx.1    | mydomain.com myip - - [26/Jun/2021:18:13:39 +0000] "POST /index.php/login/v2/poll HTTP/1.1" 301 169 "-" "Mozilla/5.0 (Linux) mirall/3.2.2git (Nextcloud, manjaro-5.10.42-1-MANJARO ClientArchitecture: x86_64 OsArchitecture: x86_64)",
nginx.1    | mydomain.com myip - - [26/Jun/2021:18:13:39 +0000] "POST /index.php/login/v2/poll HTTP/1.1" 404 2 "-" "Mozilla/5.0 (Linux) mirall/3.2.2git (Nextcloud, manjaro-5.10.42-1-MANJARO ClientArchitecture: x86_64 OsArchitecture: x86_64)",
nginx.1    | mydomain.com myip - - [26/Jun/2021:18:14:09 +0000] "POST /index.php/login/v2/poll HTTP/1.1" 301 169 "-" "Mozilla/5.0 (Linux) mirall/3.2.2git (Nextcloud, manjaro-5.10.42-1-MANJARO ClientArchitecture: x86_64 OsArchitecture: x86_64)",
nginx.1    | mydomain.com myip - - [26/Jun/2021:18:14:09 +0000] "POST /index.php/login/v2/poll HTTP/1.1" 404 2 "-" "Mozilla/5.0 (Linux) mirall/3.2.2git (Nextcloud, manjaro-5.10.42-1-MANJARO ClientArchitecture: x86_64 OsArchitecture: x86_64)",
nginx.1    | mydomain.com myip - - [26/Jun/2021:18:14:39 +0000] "POST /index.php/login/v2/poll HTTP/1.1" 301 169 "-" "Mozilla/5.0 (Linux) mirall/3.2.2git (Nextcloud, manjaro-5.10.42-1-MANJARO ClientArchitecture: x86_64 OsArchitecture: x86_64)",
nginx.1    | mydomain.com myip - - [26/Jun/2021:18:14:39 +0000] "POST /index.php/login/v2/poll HTTP/1.1" 404 2 "-" "Mozilla/5.0 (Linux) mirall/3.2.2git (Nextcloud, manjaro-5.10.42-1-MANJARO ClientArchitecture: x86_64 OsArchitecture: x86_64)",
nginx.1    | mydomain.com myip - - [26/Jun/2021:18:15:09 +0000] "POST /index.php/login/v2/poll HTTP/1.1" 301 169 "-" "Mozilla/5.0 (Linux) mirall/3.2.2git (Nextcloud, manjaro-5.10.42-1-MANJARO ClientArchitecture: x86_64 OsArchitecture: x86_64)",
nginx.1    | mydomain.com myip - - [26/Jun/2021:18:15:09 +0000] "POST /index.php/login/v2/poll HTTP/1.1" 404 2 "-" "Mozilla/5.0 (Linux) mirall/3.2.2git (Nextcloud, manjaro-5.10.42-1-MANJARO ClientArchitecture: x86_64 OsArchitecture: x86_64)",
nginx.1    | mydomain.com myip - - [26/Jun/2021:18:15:39 +0000] "POST /index.php/login/v2/poll HTTP/1.1" 301 169 "-" "Mozilla/5.0 (Linux) mirall/3.2.2git (Nextcloud, manjaro-5.10.42-1-MANJARO ClientArchitecture: x86_64 OsArchitecture: x86_64)",
nginx.1    | mydomain.com myip - - [26/Jun/2021:18:15:39 +0000] "POST /index.php/login/v2/poll HTTP/1.1" 404 2 "-" "Mozilla/5.0 (Linux) mirall/3.2.2git (Nextcloud, manjaro-5.10.42-1-MANJARO ClientArchitecture: x86_64 OsArchitecture: x86_64)",
nginx.1    | mydomain.com myip - - [26/Jun/2021:18:16:09 +0000] "POST /index.php/login/v2/poll HTTP/1.1" 301 169 "-" "Mozilla/5.0 (Linux) mirall/3.2.2git (Nextcloud, manjaro-5.10.42-1-MANJARO ClientArchitecture: x86_64 OsArchitecture: x86_64)",
nginx.1    | mydomain.com myip - - [26/Jun/2021:18:16:09 +0000] "POST /index.php/login/v2/poll HTTP/1.1" 404 2 "-" "Mozilla/5.0 (Linux) mirall/3.2.2git (Nextcloud, manjaro-5.10.42-1-MANJARO ClientArchitecture: x86_64 OsArchitecture: x86_64)",
nginx.1    | mydomain.com myip - - [26/Jun/2021:18:16:39 +0000] "POST /index.php/login/v2/poll HTTP/1.1" 301 169 "-" "Mozilla/5.0 (Linux) mirall/3.2.2git (Nextcloud, manjaro-5.10.42-1-MANJARO ClientArchitecture: x86_64 OsArchitecture: x86_64)",
nginx.1    | mydomain.com myip - - [26/Jun/2021:18:16:39 +0000] "POST /index.php/login/v2/poll HTTP/1.1" 404 2 "-" "Mozilla/5.0 (Linux) mirall/3.2.2git (Nextcloud, manjaro-5.10.42-1-MANJARO ClientArchitecture: x86_64 OsArchitecture: x86_64)",
nginx.1    | mydomain.com myip - - [26/Jun/2021:18:17:09 +0000] "POST /index.php/login/v2/poll HTTP/1.1" 301 169 "-" "Mozilla/5.0 (Linux) mirall/3.2.2git (Nextcloud, manjaro-5.10.42-1-MANJARO ClientArchitecture: x86_64 OsArchitecture: x86_64)",
nginx.1    | mydomain.com myip - - [26/Jun/2021:18:17:09 +0000] "POST /index.php/login/v2/poll HTTP/1.1" 404 2 "-" "Mozilla/5.0 (Linux) mirall/3.2.2git (Nextcloud, manjaro-5.10.42-1-MANJARO ClientArchitecture: x86_64 OsArchitecture: x86_64)",

Thanks a lot!!!