Cant ope file with Collabora Online

Nextcloud version (eg, 20.0.5): 23.0.0.10
Collabora: collabora/code:21.11.0.6.1
Operating system and version (eg, Ubuntu 20.04): Debian 11
Apache or nginx version (eg, Apache 2.4.25): nginx/1.20.1
PHP version (eg, 7.4): PHP 8.0.13

The issue you are facing:
When I try to open an Office document I get the following message:
grafik

Is this the first time you鈥檝e seen this error? (Y/N): Y

Steps to replicate it:

  1. search any office document
  2. Open the document

The output of your Nextcloud log in Admin > Logging:

nothing

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

{
    "system": {
        "passwordsalt": "***REMOVED SENSITIVE VALUE***",
        "trusted_domains": [
            "mmmbox.mmmgroup.com"
        ],
        "datadirectory": "***REMOVED SENSITIVE VALUE***",
        "skeletondirectory": "\/home\/mmmbox_skeleton",
        "tempdirectory": "\/tmp\/mmmbox_temp",
        "dbtype": "mysql",
        "version": "23.0.0.10",
        "dbname": "***REMOVED SENSITIVE VALUE***",
        "dbhost": "***REMOVED SENSITIVE VALUE***",
        "dbtableprefix": "oc_",
        "dbuser": "***REMOVED SENSITIVE VALUE***",
        "dbpassword": "***REMOVED SENSITIVE VALUE***",
        "mysql.utf8mb4": true,
        "installed": true,
        "loglevel": 3,
        "logdateformat": "d.m.Y H:i:s",
        "logtimezone": "Europe\/Berlin",
        "log_rotate_size": 10485760,
        "maintenance": false,
        "secret": "***REMOVED SENSITIVE VALUE***",
        "ldapIgnoreNamingRules": false,
        "forcessl": true,
        "mail_smtpmode": "smtp",
        "mail_from_address": "***REMOVED SENSITIVE VALUE***",
        "mail_domain": "***REMOVED SENSITIVE VALUE***",
        "mail_smtphost": "***REMOVED SENSITIVE VALUE***",
        "mail_smtpport": "25",
        "ldapProviderFactory": "\\OCA\\User_LDAP\\LDAPProviderFactory",
        "ldapUserCleanupInterval": 51,
        "lost_password_link": "https:\/\/www.mmmgroup.com\/de\/user\/password",
        "instanceid": "***REMOVED SENSITIVE VALUE***",
        "mail_sendmailmode": "smtp",
        "mail_smtpauthtype": "LOGIN",
        "mail_smtpauth": 1,
        "mail_smtpname": "***REMOVED SENSITIVE VALUE***",
        "mail_smtppassword": "***REMOVED SENSITIVE VALUE***",
        "overwrite.cli.url": "https:\/\/mmmbox.mmmgroup.com",
        "memcache.local": "\\OC\\Memcache\\Redis",
        "memcache.distributed": "\\OC\\Memcache\\Redis",
        "memcache.locking": "\\OC\\Memcache\\Redis",
        "redis": {
            "host": "***REMOVED SENSITIVE VALUE***",
            "port": 6379,
            "timeout": 0
        },
        "default_language": "de",
        "default_locale": "de",
        "default_phone_region": "de",
        "trashbin_retention_obligation": "auto, 60",
        "versions_retention_obligation": "auto, 60",
        "theme": "mmmbox",
        "defaultapp": "apporder",
        "simpleSignUpLink": "false",
        "activity_expire_days": "90",
        "updater.release.channel": "stable",
        "app_install_overwrite": [
            "circles",
            "apporder",
            "groupfolders",
            "quota_warning"
        ]
    }
}

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

nothing

Collabora:

2021/12/16 17:35:03 [error] 1846#1846: *34560234 open() "/etc/nginx/html/browser/15dc78e/cool.html" failed (2: No such file or directory), client: 212.211.191.216, server: office.mmmgroup.com, request: "POST /browser/15dc78e/cool.html?WOPISrc=https%3A%2F%2Fmmmbox.mmmgroup.com%2Findex.php%2Fapps%2Frichdocuments%2Fwopi%2Ffiles%2F848768_oc4zv99hzps1&title=Schicht.xlsx&lang=en&closebutton=1&revisionhistory=1 HTTP/2.0", host: "office.mmmgroup.com"

Collabora with reverseproxy not working after upgrade to Nextcloud 23 路 Issue #1904 路 nextcloud/richdocuments 路 GitHub