Talk Add On (CHAT) is not working ERROR:No connection! relogin

Steps to reproduce

press teh Talk Button on teh top of teh right side

Expected behaviour

A menu opens and tehre should be otehr contakts you can chat with

Actual behaviour

I got this error messaeg:
No connection! relogin

Server configuration detail

Operating system: Linux 4.9.0-9-amd64 #1 SMP Debian 4.9.168-1+deb9u2 (2019-05-13) x86_64

Webserver: Apache (fpm-fcgi)

Database: sqlite3 3.28.0

PHP version:

7.1.31
Modules loaded: Core, date, libxml, openssl, pcre, zlib, bcmath, bz2, calendar, ctype, dba, dom, hash, fileinfo, filter, ftp, SPL, iconv, mbstring, pcntl, session, standard, Phar, memcached, posix, Reflection, shmop, SimpleXML, soap, sockets, exif, sysvmsg, sysvsem, sysvshm, tokenizer, wddx, xml, xmlreader, xmlwriter, zip, cgi-fcgi, mysqlnd, PDO, apcu, curl, gd, gettext, imagick, imap, intl, json, mcrypt, mysqli, pdo_mysql, pdo_pgsql, pdo_sqlite, pgsql, redis, sqlite3, xmlrpc, xsl, ionCube Loader, Zend OPcache

Nextcloud version: 17.0.2 - 17.0.2.1

Updated from an older Nextcloud/ownCloud or fresh install:

Where did you install Nextcloud from: unknown

Signing status

Array
(
)

List of activated apps
Enabled:
 - accessibility: 1.3.0
 - activity: 2.10.1
 - afterlogic: 1.2.3
 - analytics: 1.2.2
 - apporder: 0.9.0
 - audioplayer: 2.8.4
 - audioplayer_editor: 0.1.0
 - audioplayer_sonos: 1.0.1
 - bruteforcesettings: 1.4.0
 - calendar: 1.7.1
 - camerarawpreviews: 0.7.2
 - checksum: 0.4.3
 - circles: 0.17.10
 - cloud_federation_api: 1.0.0
 - comments: 1.7.0
 - contacts: 3.1.6
 - cookbook: 0.5.6
 - cospend: 0.2.0
 - dashboardcharts: 0.1.3
 - data_request: 1.4.0
 - dav: 1.13.0
 - deck: 0.7.0
 - dicomviewer: 1.2.1
 - drawio: 0.9.4
 - event_update_notification: 1.0.0
 - federatedfilesharing: 1.7.0
 - federation: 1.7.0
 - files: 1.12.0
 - files_accesscontrol: 1.7.0
 - files_antivirus: 2.2.1
 - files_automatedtagging: 1.7.0
 - files_downloadactivity: 1.6.0
 - files_frommail: 0.3.0
 - files_fulltextsearch: 1.3.6
 - files_fulltextsearch_tesseract: 1.3.1
 - files_linkeditor: 1.0.11
 - files_mindmap: 0.0.15
 - files_pdfviewer: 1.6.0
 - files_photospheres: 1.0.6
 - files_rightclick: 0.15.1
 - files_sharing: 1.9.0
 - files_trackdownloads: 1.6.0
 - files_trashbin: 1.7.0
 - files_versions: 1.10.0
 - files_videoplayer: 1.6.0
 - firstrunwizard: 2.6.0
 - flowupload: 0.1.7
 - fulltextsearch: 1.3.6
 - fulltextsearch_elasticsearch: 1.4.0
 - gallery: 18.4.0
 - gpxedit: 0.0.12
 - gpxmotion: 0.0.10
 - gpxpod: 4.1.0
 - group_everyone: 0.1.3
 - groupfolders: 5.0.5
 - issuetemplate: 0.6.0
 - logreader: 2.2.0
 - lookup_server_connector: 1.5.0
 - maps: 0.1.2
 - mood: 0.5.0
 - music: 0.12.1
 - nextcloud_announcements: 1.6.0
 - notes: 3.1.0
 - notifications: 2.5.0
 - oauth2: 1.5.0
 - ocr: 4.4.28
 - ocsms: 2.1.6
 - ojsxc: 3.4.4
 - onlyoffice: 4.0.0
 - password_policy: 1.7.0
 - passwords: 2019.12.1
 - phonetrack: 0.5.11
 - privacy: 1.1.0
 - provisioning_api: 1.7.0
 - quicknotes: 0.2.1
 - quota_warning: 1.6.0
 - rainloop: 6.0.4
 - ransomware_detection: 0.6.0
 - recommendations: 0.5.0
 - registration: 0.4.7
 - richdocuments: 3.5.0
 - serverinfo: 1.7.0
 - sharebymail: 1.7.0
 - sociallogin: 2.3.0
 - socialsharing_diaspora: 1.0.5
 - socialsharing_email: 1.0.6
 - socialsharing_facebook: 1.0.5
 - socialsharing_twitter: 1.0.5
 - spreed: 7.0.2
 - support: 1.0.1
 - survey_client: 1.5.0
 - systemtags: 1.7.0
 - talk_simple_poll: 1.0.0
 - tasks: 0.11.3
 - terms_of_service: 1.3.1
 - text: 1.1.1
 - theming: 1.8.0
 - theming_customcss: 1.5.0
 - twofactor_backupcodes: 1.6.0
 - updatenotification: 1.7.0
 - user_backend_sql_raw: 1.0.9
 - user_cas: 1.8.0
 - user_external: 0.7.0
 - video_converter: 0.1.2
 - viewer: 1.2.0
 - weather: 1.6.4
 - workflow_pdf_converter: 1.2.0
 - workflowengine: 1.7.0
Disabled:
 - admin_audit
 - bookmarks
 - encryption
 - external
 - files_external
 - oidc_login
 - user_ldap

Configuration (config/config.php)
{
    "instanceid": "***REMOVED SENSITIVE VALUE***",
    "passwordsalt": "***REMOVED SENSITIVE VALUE***",
    "secret": "***REMOVED SENSITIVE VALUE***",
    "trusted_domains": [
        "gamma.tgt.help"
    ],
    "datadirectory": "***REMOVED SENSITIVE VALUE***",
    "dbtype": "sqlite3",
    "version": "17.0.2.1",
    "overwrite.cli.url": "https:\/\/gamma.tgt.help",
    "installed": true,
    "mail_smtpmode": "smtp",
    "mail_smtpsecure": "ssl",
    "mail_sendmailmode": "smtp",
    "mail_from_address": "***REMOVED SENSITIVE VALUE***",
    "mail_domain": "***REMOVED SENSITIVE VALUE***",
    "mail_smtpauthtype": "LOGIN",
    "mail_smtpauth": 1,
    "mail_smtphost": "***REMOVED SENSITIVE VALUE***",
    "mail_smtpport": "465",
    "mail_smtpname": "***REMOVED SENSITIVE VALUE***",
    "mail_smtppassword": "***REMOVED SENSITIVE VALUE***",
    "maintenance": false,
    "app_install_overwrite": [
        "ojsxc"
    ]
}

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) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/79.0.3945.88 Safari/537.36

Operating system:

Logs

Web server error log
Insert your web server log here 
Nextcloud log
Insert your Nextcloud log here
Browser log

Insert your browser log here, this could for example include:

a) The javascript console log
b) The network log
c) ...