[Bug]: The root directory of the user's files is missing

[HenrikWittemeier]

⚠️ This issue respects the following points: ⚠️

• This is a bug, not a question or a configuration/webserver/proxy issue.
• This issue is not already reported on Github OR Nextcloud Community Forum (I've searched it).
• Nextcloud Server is up to date. See Maintenance and Release Schedule for supported versions.
• I agree to follow Nextcloud's Code of Conduct.

Bug description

When provisioning a new user via OpenID Connect user backend into a group that has group shares the user is not created properly.

Steps to reproduce

1. Configure OIDC Plugin with group provisioning
2. Create a share that is shared with that group
3. Login with an fresh OIDC user

Expected behavior

User should login successfully

Nextcloud Server version

34

Operating system

Debian/Ubuntu

PHP engine version

PHP 8.3

Web server

Apache (supported)

Database engine version

MySQL

Is this bug present after an update or on a fresh install?

Upgraded to a MAJOR version (ex. 31 to 32)

Are you using the Nextcloud Server Encryption module?

Encryption is Disabled

What user-backends are you using?

• Default user-backend (database)
• LDAP/ Active Directory
• SSO - SAML
• Other

Configuration report

{
    "system": {
        "passwordsalt": "***REMOVED SENSITIVE VALUE***",
        "secret": "***REMOVED SENSITIVE VALUE***",
        "trusted_domains": [
            "***REMOVED SENSITIVE VALUE***",
            "***REMOVED SENSITIVE VALUE***"
        ],
        "skeletondirectory": "",
        "memcache.local": "\\OC\\Memcache\\APCu",
        "memcache.distributed": "\\OC\\Memcache\\Redis",
        "memcache.locking": "\\OC\\Memcache\\Redis",
        "redis": {
            "host": "***REMOVED SENSITIVE VALUE***",
            "port": 0,
            "timeout": 1.5
        },
        "oidc_login_auto_redirect": true,
        "default_phone_region": "DE",
        "maintenance_window_start": 4,
        "sharing.interal_shares_accepted": true,
        "sharing.enable_share_accept": false,
        "sharing.force_share_accept": false,
        "sharing.enable_share_mail": true,
        "datadirectory": "***REMOVED SENSITIVE VALUE***",
        "dbtype": "mysql",
        "version": "34.0.2.1",
        "overwrite.cli.url": "***REMOVED SENSITIVE VALUE***",
        "dbname": "***REMOVED SENSITIVE VALUE***",
        "dbhost": "***REMOVED SENSITIVE VALUE***",
        "dbport": "",
        "dbtableprefix": "oc_",
        "mysql.utf8mb4": true,
        "dbuser": "***REMOVED SENSITIVE VALUE***",
        "dbpassword": "***REMOVED SENSITIVE VALUE***",
        "installed": true,
        "instanceid": "***REMOVED SENSITIVE VALUE***",
        "htaccess.RewriteBase": "\/",
        "maintenance": false,
        "loglevel": 0,
        "theme": "",
        "config_preset": 7,
        "mail_from_address": "***REMOVED SENSITIVE VALUE***",
        "mail_smtpmode": "smtp",
        "mail_sendmailmode": "smtp",
        "mail_domain": "***REMOVED SENSITIVE VALUE***",
        "mail_smtpauth": true,
        "mail_smtphost": "***REMOVED SENSITIVE VALUE***",
        "mail_smtpport": "465",
        "mail_smtpname": "***REMOVED SENSITIVE VALUE***",
        "mail_smtppassword": "***REMOVED SENSITIVE VALUE***",
        "mail_smtpsecure": "ssl",
        "updater.secret": "***REMOVED SENSITIVE VALUE***",
        "updater.release.channel": "stable"
    }
}

List of activated Apps

Enabled:
  - activity: 7.0.0
  - admin_audit: 1.24.0
  - app_api: 34.0.0
  - appstore: 1.0.0
  - bruteforcesettings: 7.0.0
  - circles: 34.0.0
  - cloud_federation_api: 1.18.0
  - comments: 1.24.0
  - dav: 1.39.0
  - deck: 1.18.3
  - encryption: 2.22.0
  - federatedfilesharing: 1.24.0
  - files: 2.6.0
  - files_downloadlimit: 5.2.0
  - files_lock: 34.0.1
  - files_pdfviewer: 7.0.0-dev.0
  - files_reminders: 1.7.0
  - files_sharing: 1.26.0
  - files_trashbin: 1.24.0
  - files_versions: 1.27.0
  - logreader: 7.0.0
  - lookup_server_connector: 1.22.0
  - notifications: 7.0.0-dev.1
  - oauth2: 1.22.0
  - office: 1.0.0
  - password_policy: 6.0.0-dev.0
  - privacy: 6.0.0-dev.1
  - profile: 1.3.0
  - provisioning_api: 1.24.0
  - recommendations: 7.0.0
  - related_resources: 5.0.0-dev.0
  - richdocuments: 11.1.0
  - richdocumentscode: 26.4.104
  - serverinfo: 6.0.0
  - settings: 1.17.0
  - sharebymail: 1.24.0
  - support: 6.0.0
  - survey_client: 6.0.0-dev.0
  - systemtags: 1.24.0
  - text: 8.0.0
  - theming: 2.9.0
  - twofactor_backupcodes: 1.23.0
  - twofactor_totp: 16.0.0
  - updatenotification: 1.24.0
  - user_oidc: 8.10.1
  - user_status: 1.14.0
  - viewer: 7.0.0-dev.0
  - webhook_listeners: 1.6.0
  - workflowengine: 2.16.0

Nextcloud Signing status

Nextcloud Logs

{"reqId":"saqcUgKKPX71dVDquee3","level":3,"time":"2026-07-27T20:53:11+00:00","remoteAddr":"2003:c1:4f4a:9900:5104:9ba6:6a03:f2d","user":"admin@<email>","app":"index","method":"GET","url":"/apps/files/","scriptName":"/index.php","message":"The root directory of the user's files is missing","userAgent":"Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/26.0.1 Safari/605.1.15","version":"34.0.2.1","exception":{"Exception":"OCP\\Files\\NotFoundException","Message":"The root directory of the user's files is missing","Code":0,"Trace":[{"file":"/var/www/html/apps/files/lib/Controller/ViewController.php","line":81,"function":"getStorageInfo","class":"OC_Helper","type":"::"},{"file":"/var/www/html/apps/files/lib/Controller/ViewController.php","line":174,"function":"getStorageInfo","class":"OCA\\Files\\Controller\\ViewController","type":"->"},{"file":"/var/www/html/lib/private/AppFramework/Http/Dispatcher.php","line":165,"function":"index","class":"OCA\\Files\\Controller\\ViewController","type":"->"},{"file":"/var/www/html/lib/private/AppFramework/Http/Dispatcher.php","line":78,"function":"executeController","class":"OC\\AppFramework\\Http\\Dispatcher","type":"->"},{"file":"/var/www/html/lib/private/AppFramework/App.php","line":137,"function":"dispatch","class":"OC\\AppFramework\\Http\\Dispatcher","type":"->"},{"file":"/var/www/html/lib/private/Route/Router.php","line":324,"function":"main","class":"OC\\AppFramework\\App","type":"::"},{"file":"/var/www/html/lib/base.php","line":1172,"function":"match","class":"OC\\Route\\Router","type":"->"},{"file":"/var/www/html/index.php","line":25,"function":"handleRequest","class":"OC","type":"::"}],"File":"/var/www/html/lib/private/legacy/OC_Helper.php","Line":180,"message":"The root directory of the user's files is missing","exception":"{\"class\":\"OCP\\Files\\NotFoundException\",\"message\":\"The root directory of the user's files is missing\",\"code\":0,\"file\":\"/var/www/html/lib/private/legacy/OC_Helper.php:180\",\"trace\":\"#0 /var/www/html/apps/files/lib/Controller/ViewController.php(81): OC_Helper::getStorageInfo()\\n#1 /var/www/html/apps/files/lib/Controller/ViewController.php(174): OCA\\Files\\Controller\\ViewController->getStorageInfo()\\n#2 /var/www/html/lib/private/AppFramework/Http/Dispatcher.php(165): OCA\\Files\\Controller\\ViewController->index()\\n#3 /var/www/html/lib/private/AppFramework/Http/Dispatcher.php(78): OC\\AppFramework\\Http\\Dispatcher->executeController()\\n#4 /var/www/html/lib/private/AppFramework/App.php(137): OC\\AppFramework\\Http\\Dispatcher->dispatch()\\n#5 /var/www/html/lib/private/Route/Router.php(324): OC\\AppFramework\\App::main()\\n#6 /var/www/html/lib/base.php(1172): OC\\Route\\Router->match()\\n#7 /var/www/html/index.php(25): OC::handleRequest()\\n#8 {main}\"}","CustomMessage":"The root directory of the user's files is missing"},"id":"6a67c69d28663"}

Additional info

No response