Updater is not working as expected

Can someone please explain what does it mean? And why Nextcloud has not been upgraded?

Tried to temporally disable selinux. It didn’t help. The web updater redirects to the dashboard page.

The only error I can see is the following:

{
    "reqId": "EmJTA4Y8sDMjcZW2ZGk6",
    "level": 3,
    "time": "2022-06-11T10:20:03+00:00",
    "remoteAddr": "",
    "user": "admin",
    "app": "PHP",
    "method": "",
    "url": "--",
    "message": "Undefined array key 0 at /var/www/nextcloud/apps/contacts/lib/Service/SocialApiService.php#187",
    "userAgent": "--",
    "version": "22.2.8.1",
    "exception": {
        "Exception": "Error",
        "Message": "Undefined array key 0 at /var/www/nextcloud/apps/contacts/lib/Service/SocialApiService.php#187",
        "Code": 0,
        "Trace": [
            {
                "file": "/var/www/nextcloud/apps/contacts/lib/Service/SocialApiService.php",
                "line": 187,
                "function": "onError",
                "class": "OC\\Log\\ErrorHandler",
                "type": "::"
            },
            {
                "file": "/var/www/nextcloud/apps/contacts/lib/Service/SocialApiService.php",
                "line": 423,
                "function": "updateContact",
                "class": "OCA\\Contacts\\Service\\SocialApiService",
                "type": "->",
                "args": [
                    "*** sensitive parameters replaced ***"
                ]
            },
            {
                "file": "/var/www/nextcloud/apps/contacts/lib/Cron/SocialUpdate.php",
                "line": 56,
                "function": "updateAddressbooks",
                "class": "OCA\\Contacts\\Service\\SocialApiService",
                "type": "->",
                "args": [
                    "*** sensitive parameters replaced ***"
                ]
            },
            {
                "file": "/var/www/nextcloud/lib/public/BackgroundJob/Job.php",
                "line": 79,
                "function": "run",
                "class": "OCA\\Contacts\\Cron\\SocialUpdate",
                "type": "->"
            },
            {
                "file": "/var/www/nextcloud/lib/public/BackgroundJob/QueuedJob.php",
                "line": 47,
                "function": "execute",
                "class": "OCP\\BackgroundJob\\Job",
                "type": "->"
            },
            {
                "file": "/var/www/nextcloud/cron.php",
                "line": 150,
                "function": "execute",
                "class": "OCP\\BackgroundJob\\QueuedJob",
                "type": "->"
            }
        ],
        "File": "/var/www/nextcloud/lib/private/Log/ErrorHandler.php",
        "Line": 92,
        "CustomMessage": "--"
    }
}

And the updater.log:

2022-06-11T10:11:42+0000 g7ZUohMjTR [info] updater cli is executed
2022-06-11T10:11:42+0000 g7ZUohMjTR [info] currentStep()
2022-06-11T10:11:42+0000 g7ZUohMjTR [info] Step 12 is in state "end".
2022-06-11T10:11:42+0000 g7ZUohMjTR [info] current version: 22.2.8 build time: 2022-05-19T10:41:19+00:00 cfef3c8b0cd3e3a78dec19da742a06ea515b2758
2022-06-11T10:11:42+0000 g7ZUohMjTR [info] getUpdateServerResponse()
2022-06-11T10:11:42+0000 g7ZUohMjTR [info] updaterServer: https://updates.nextcloud.com/updater_server/
2022-06-11T10:11:42+0000 g7ZUohMjTR [info] releaseChannel: stable
2022-06-11T10:11:42+0000 g7ZUohMjTR [info] internal version: 22.2.8.1
2022-06-11T10:11:42+0000 g7ZUohMjTR [info] updateURL: https://updates.nextcloud.com/updater_server/?version=22x2x8x1xxxstablexx2022-05-19T10%3A41%3A19%2B00%3A00+cfef3c8b0cd3e3a78dec19da742a06ea515b2758x8x0x19
2022-06-11T10:11:43+0000 g7ZUohMjTR [info] getUpdateServerResponse response: Array
(
    [version] => 23.0.5.1
    [versionstring] => Nextcloud 23.0.5
    [url] => https://download.nextcloud.com/server/releases/nextcloud-23.0.5.zip
    [web] => https://docs.nextcloud.com/server/23/admin_manual/maintenance/upgrade.html
    [changes] => https://updates.nextcloud.com/changelog_server/?version=23.0.5
    [autoupdater] => 1
    [eol] => 0
    [signature] => removed==
)

2022-06-11T10:11:43+0000 g7ZUohMjTR [info] checkForUpdate() Array
(
    [version] => 23.0.5.1
    [versionstring] => Nextcloud 23.0.5
    [url] => https://download.nextcloud.com/server/releases/nextcloud-23.0.5.zip
    [web] => https://docs.nextcloud.com/server/23/admin_manual/maintenance/upgrade.html
    [changes] => https://updates.nextcloud.com/changelog_server/?version=23.0.5
    [autoupdater] => 1
    [eol] => 0
    [signature] => removed==
)

2022-06-11T10:11:43+0000 g7ZUohMjTR [info] getChangelogURL()
2022-06-11T10:11:43+0000 g7ZUohMjTR [info] end of checkForUpdate() Update to Nextcloud 23.0.5 available. (channel: "stable")<br /><span class="light">Following file will be downloaded automatically:</span> <code class="light">https://download.nextcloud.com/server/releases/nextcloud-23.0.5.zip</code><br /><a class="external_link" href="https://nextcloud.com/changelog/#23-0-5" target="_blank" rel="noreferrer noopener">Open changelog ↗</a>
2022-06-11T10:11:45+0000 g7ZUohMjTR [info] updater started
2022-06-11T10:11:45+0000 g7ZUohMjTR [info] update of code successful.
2022-06-11T10:11:54+0000 g7ZUohMjTR [info] maintenance mode is disabled - return code: 0