Exception: in_array() expects parameter 2 to be array, null given

[junpet]

Steps to reproduce

1. Try to search for user to start conversation.
2. On the top right the following error message appears: An error occurred while performing the search
3. Conversations: No matches, Users, groups, circles: Loading

Expected behaviour

Show the users to be able to start conversation.

Actual behaviour

No users are shown, conversation cannot be started.

Server configuration detail

Operating system: Linux 4.19.0-17-amd64 #1 SMP Debian 4.19.194-3 (2021-07-18) x86_64

Webserver: nginx/1.21.1 (fpm-fcgi)

Database: pgsql PostgreSQL 13.4 on x86_64-pc-linux-musl, compiled by gcc (Alpine 10.3.1_git20210424) 10.3.1 20210424, 64-bit

PHP version:

7.4.22
Modules loaded: Core, date, libxml, openssl, pcre, sqlite3, zlib, ctype, curl, dom, fileinfo, filter, ftp, hash, iconv, json, mbstring, SPL, PDO, pdo_sqlite, session, posix, readline, Reflection, standard, SimpleXML, Phar, tokenizer, xml, xmlreader, xmlwriter, mysqlnd, cgi-fcgi, apcu, bcmath, exif, gd, gmp, imagick, intl, ldap, memcached, pcntl, pdo_mysql, pdo_pgsql, redis, sodium, zip, Zend OPcache

Nextcloud version: 22.1.0 - 22.1.0.1

Updated from an older Nextcloud/ownCloud or fresh install:

Where did you install Nextcloud from: Docker

Signing status

Array
(
)

List of activated apps

Enabled:
 - accessibility: 1.7.0
 - activity: 2.15.0
 - calendar: 2.3.1
 - checksum: 1.1.2
 - circles: 22.1.0
 - cloud_federation_api: 1.4.0
 - comments: 1.11.0
 - contacts: 4.0.1
 - contactsinteraction: 1.2.0
 - dashboard: 7.1.0
 - dav: 1.18.0
 - deck: 1.5.0
 - federatedfilesharing: 1.11.0
 - federation: 1.11.0
 - files: 1.16.0
 - files_pdfviewer: 2.3.0
 - files_rightclick: 1.1.0
 - files_sharing: 1.13.2
 - files_trashbin: 1.11.0
 - files_versions: 1.14.0
 - files_videoplayer: 1.11.0
 - files_zip: 1.0.0
 - firstrunwizard: 2.11.0
 - integration_dropbox: 1.0.2
 - issuetemplate: 0.7.0
 - logreader: 2.7.0
 - lookup_server_connector: 1.9.0
 - maps: 0.1.9
 - nextcloud_announcements: 1.11.0
 - notes: 4.1.1
 - notifications: 2.10.1
 - oauth2: 1.9.0
 - photos: 1.4.0
 - privacy: 1.6.0
 - provisioning_api: 1.11.0
 - recommendations: 1.1.0
 - serverinfo: 1.12.0
 - settings: 1.3.0
 - spreed: 12.0.1
 - systemtags: 1.11.0
 - tasks: 0.14.1
 - text: 3.3.0
 - theming: 1.12.0
 - twofactor_backupcodes: 1.10.1
 - twofactor_totp: 6.1.0
 - twofactor_u2f: 6.2.0
 - unsplash: 1.2.3
 - updatenotification: 1.11.0
 - viewer: 1.6.0
 - weather_status: 1.1.0
 - workflowengine: 2.3.0
Disabled:
 - admin_audit
 - bookmarks
 - duplicatefinder
 - encryption
 - epubreader
 - extract
 - files_downloadactivity
 - files_external
 - files_fulltextsearch
 - files_trackdownloads
 - flow_notifications
 - fulltextsearch
 - fulltextsearch_elasticsearch
 - keeweb
 - ocsms
 - password_policy
 - sharebymail
 - support
 - survey_client
 - user_ldap
 - user_status
 - workflow_ocr
 - workflow_script

Configuration (config/config.php)

{
    "trashbin_retention_obligation": "auto, 30",
    "memcache.local": "\\OC\\Memcache\\APCu",
    "apps_paths": [
        {
            "path": "\/var\/www\/html\/apps",
            "url": "\/apps",
            "writable": false
        },
        {
            "path": "\/var\/www\/html\/custom_apps",
            "url": "\/custom_apps",
            "writable": true
        }
    ],
    "passwordsalt": "***REMOVED SENSITIVE VALUE***",
    "secret": "***REMOVED SENSITIVE VALUE***",
    "trusted_domains": [
        "cloud.domain.example",
    ],
    "datadirectory": "***REMOVED SENSITIVE VALUE***",
    "dbtype": "pgsql",
    "version": "22.1.0.1",
    "overwrite.cli.url": "http:\/\/localhost",
    "dbname": "***REMOVED SENSITIVE VALUE***",
    "dbhost": "***REMOVED SENSITIVE VALUE***",
    "dbport": "",
    "dbtableprefix": "oc_",
    "dbuser": "***REMOVED SENSITIVE VALUE***",
    "dbpassword": "***REMOVED SENSITIVE VALUE***",
    "instanceid": "***REMOVED SENSITIVE VALUE***",
    "installed": true,
    "overwriteprotocol": "https",
    "memcache.distributed": "\\OC\\Memcache\\Redis",
    "memcache.locking": "\\OC\\Memcache\\Redis",
    "redis": {
        "host": "***REMOVED SENSITIVE VALUE***",
        "password": "***REMOVED SENSITIVE VALUE***",
        "port": 6379
    },
    "mail_from_address": "***REMOVED SENSITIVE VALUE***",
    "mail_smtpmode": "smtp",
    "mail_sendmailmode": "smtp",
    "mail_domain": "***REMOVED SENSITIVE VALUE***",
    "mail_smtpauthtype": "LOGIN",
    "mail_smtpsecure": "ssl",
    "mail_smtpauth": 1,
    "mail_smtphost": "***REMOVED SENSITIVE VALUE***",
    "mail_smtpport": "465",
    "mail_smtpname": "***REMOVED SENSITIVE VALUE***",
    "mail_smtppassword": "***REMOVED SENSITIVE VALUE***",
    "maintenance": false,
    "theme": "",
    "default_phone_region": "HU",
    "loglevel": 2,
    "app_install_overwrite": [
        "unsplash",
        "keeporsweep",
        "issuetemplate"
    ]
}

Are you using external storage, if yes which one: local/smb/sftp/...

Are you using encryption:

Are you using an external user-backend, if yes which one: LDAP/ActiveDirectory/Webdav/...

Client configuration

Browser: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:91.0) Gecko/20100101 Firefox/91.0

Operating system: Windows 10

Logs

Web server error log

Nextcloud log

{"reqId":"LJKOWd0B7PgjBemLqLZA","level":3,"time":"2021-08-15T08:44:43+00:00","remoteAddr":"192.168.144.8","user":"junpet","app":"no app in context","method":"GET","url":"/ocs/v2.php/core/autocomplete/get?search=gipsz&itemType=call&itemId=new&shareTypes[]=0&shareTypes[]=1&shareTypes[]=7","message":"in_array() expects parameter 2 to be array, null given","userAgent":"Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:91.0) Gecko/20100101 Firefox/91.0","version":"22.1.0.1","exception":{"Exception":"Exception","Message":"in_array() expects parameter 2 to be array, null given","Code":0,"Trace":[{"file":"/var/www/html/lib/private/AppFramework/App.php","line":156,"function":"dispatch","class":"OC\\AppFramework\\Http\\Dispatcher","type":"->","args":[{"__class__":"OC\\Core\\Controller\\AutoCompleteController"},"get"]},{"file":"/var/www/html/lib/private/Route/Router.php","line":301,"function":"main","class":"OC\\AppFramework\\App","type":"::","args":["OC\\Core\\Controller\\AutoCompleteController","get",{"__class__":"OC\\AppFramework\\DependencyInjection\\DIContainer"},{"_route":"ocs.core.AutoComplete.get"}]},{"file":"/var/www/html/ocs/v1.php","line":62,"function":"match","class":"OC\\Route\\Router","type":"->","args":["/ocsapp/core/autocomplete/get"]},{"file":"/var/www/html/ocs/v2.php","line":23,"args":["/var/www/html/ocs/v1.php"],"function":"require_once"}],"File":"/var/www/html/lib/private/AppFramework/Http/Dispatcher.php","Line":158,"Previous":{"Exception":"TypeError","Message":"in_array() expects parameter 2 to be array, null given","Code":0,"Trace":[{"file":"/var/www/html/apps/circles/lib/Collaboration/v2/CollaboratorSearchPlugin.php","line":101,"function":"in_array","args":[10,null]},{"file":"/var/www/html/lib/private/Collaboration/Collaborators/Search.php","line":72,"function":"search","class":"OCA\\Circles\\Collaboration\\v2\\CollaboratorSearchPlugin","type":"->","args":["gipsz",10,0,{"__class__":"OC\\Collaboration\\Collaborators\\SearchResult"}]},{"file":"/var/www/html/core/Controller/AutoCompleteController.php","line":77,"function":"search","class":"OC\\Collaboration\\Collaborators\\Search","type":"->","args":["gipsz",["0","1","7"],false,10,0]},{"file":"/var/www/html/lib/private/AppFramework/Http/Dispatcher.php","line":217,"function":"get","class":"OC\\Core\\Controller\\AutoCompleteController","type":"->","args":["gipsz","call","new",null,["0","1","7"],10]},{"file":"/var/www/html/lib/private/AppFramework/Http/Dispatcher.php","line":126,"function":"executeController","class":"OC\\AppFramework\\Http\\Dispatcher","type":"->","args":[{"__class__":"OC\\Core\\Controller\\AutoCompleteController"},"get"]},{"file":"/var/www/html/lib/private/AppFramework/App.php","line":156,"function":"dispatch","class":"OC\\AppFramework\\Http\\Dispatcher","type":"->","args":[{"__class__":"OC\\Core\\Controller\\AutoCompleteController"},"get"]},{"file":"/var/www/html/lib/private/Route/Router.php","line":301,"function":"main","class":"OC\\AppFramework\\App","type":"::","args":["OC\\Core\\Controller\\AutoCompleteController","get",{"__class__":"OC\\AppFramework\\DependencyInjection\\DIContainer"},{"_route":"ocs.core.AutoComplete.get"}]},{"file":"/var/www/html/ocs/v1.php","line":62,"function":"match","class":"OC\\Route\\Router","type":"->","args":["/ocsapp/core/autocomplete/get"]},{"file":"/var/www/html/ocs/v2.php","line":23,"args":["/var/www/html/ocs/v1.php"],"function":"require_once"}],"File":"/var/www/html/apps/circles/lib/Collaboration/v2/CollaboratorSearchPlugin.php","Line":101},"CustomMessage":"--"},"id":"6118d692300ee"}

Browser log

[nickvergessen]

It's a bug in the circles app and has been fixed already there