[Bug]: Webinterface don't respond after Upgrade from NC29 to NC30beta4

[AndyFx12]

⚠️ 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

After upgrading NC29 to NC30beta4, webinterface is totally unresponsive. Firefox shows an "this site is not responding" warning.

Steps to reproduce

1. Upgrade from NC29 to NC30beta4
2. open Webinterface
3. Site is shown but scrolling or navigation is totally broken

Expected behavior

Site is responsive like before.

Installation method

Community VM appliance

Nextcloud Server version

master

Operating system

Debian/Ubuntu

PHP engine version

PHP 8.2

Web server

Apache (supported)

Database engine version

PostgreSQL

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

None

Are you using the Nextcloud Server Encryption module?

None

What user-backends are you using?

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

Configuration report

{
    "system": {
        "debug": false,
        "passwordsalt": "***REMOVED SENSITIVE VALUE***",
        "secret": "***REMOVED SENSITIVE VALUE***",
        "simpleSignUpLink.shown": false,
        "trusted_domains": [
            "cloud.s-t-franz.de",
            "localhost",
            "192.168.1.3",
            "nextcloud"
        ],
        "datadirectory": "***REMOVED SENSITIVE VALUE***",
        "overwrite.cli.url": "https:\/\/192.168.1.3\/nextcloud",
        "overwritehost": "cloud.s-t-franz.de",
        "trusted_proxies": "***REMOVED SENSITIVE VALUE***",
        "dbtype": "pgsql",
        "version": "30.0.0.6",
        "dbname": "***REMOVED SENSITIVE VALUE***",
        "dbhost": "***REMOVED SENSITIVE VALUE***",
        "dbport": "",
        "dbtableprefix": "oc_",
        "dbuser": "***REMOVED SENSITIVE VALUE***",
        "dbpassword": "***REMOVED SENSITIVE VALUE***",
        "installed": true,
        "instanceid": "***REMOVED SENSITIVE VALUE***",
        "session_relaxed_expiry": false,
        "mail_smtpmode": "smtp",
        "log_rotate_size": "10485760",
        "maintenance_window_start": "1",
        "memcache.local": "\\OC\\Memcache\\Redis",
        "filelocking.enabled": true,
        "memcache.distributed": "\\OC\\Memcache\\Redis",
        "memcache.locking": "\\OC\\Memcache\\Redis",
        "redis": {
            "host": "***REMOVED SENSITIVE VALUE***",
            "port": 0,
            "timeout": 0.5,
            "dbindex": 0,
            "password": "***REMOVED SENSITIVE VALUE***"
        },
        "htaccess.RewriteBase": "\/",
        "loglevel": "2",
        "log_type": "file",
        "logfile": "\/mnt\/ncdata\/nextcloud.log",
        "logtimezone": "Europe\/Berlin",
        "default_phone_region": "DE",
        "maintenance": false,
        "ldapIgnoreNamingRules": false,
        "ldapProviderFactory": "\\OCA\\User_LDAP\\LDAPProviderFactory",
        "mail_from_address": "***REMOVED SENSITIVE VALUE***",
        "mail_smtpauthtype": "LOGIN",
        "mail_domain": "***REMOVED SENSITIVE VALUE***",
        "mail_smtphost": "***REMOVED SENSITIVE VALUE***",
        "mail_smtpport": "25",
        "mail_smtpstreamoptions": {
            "ssl": {
                "allow_self_signed": true,
                "verify_peer": false,
                "verify_peer_name": false
            }
        },
        "theme": "",
        "updater.release.channel": "beta",
        "app_install_overwrite": [
            "calendar",
            "bruteforcesettings",
            "admin_notifications",
            "onlyoffice",
            "files_trackdownloads",
            "checksum",
            "music",
            "twofactor_totp",
            "twofactor_email",
            "impersonate",
            "previewgenerator"
        ],
        "twofactor_enforced": "true",
        "twofactor_enforced_groups": [],
        "twofactor_enforced_excluded_groups": [],
        "has_rebuilt_cache": true,
        "mail_sendmailmode": "smtp"
    }
}

List of activated Apps

Enabled:
  - activity: 3.0.0
  - admin_audit: 1.20.0
  - admin_notifications: 1.0.2
  - bruteforcesettings: 3.0.0
  - checksum: 1.2.4
  - cloud_federation_api: 1.13.0
  - comments: 1.20.1
  - contactsinteraction: 1.11.0
  - dav: 1.31.1
  - federatedfilesharing: 1.20.0
  - federation: 1.20.0
  - files: 2.2.0
  - files_downloadlimit: 3.0.0
  - files_pdfviewer: 3.0.0
  - files_reminders: 1.3.0
  - files_sharing: 1.22.0
  - files_trashbin: 1.20.1
  - files_versions: 1.23.0
  - firstrunwizard: 3.0.0
  - impersonate: 1.17.0
  - integration_openai: 3.0.1
  - logreader: 3.0.0
  - lookup_server_connector: 1.18.0
  - nextcloud_announcements: 2.0.0
  - notifications: 3.0.0
  - oauth2: 1.18.0
  - password_policy: 2.0.0
  - photos: 3.0.1
  - privacy: 2.0.0
  - provisioning_api: 1.20.0
  - recommendations: 3.0.0
  - related_resources: 1.5.0
  - serverinfo: 2.0.0
  - settings: 1.13.0
  - sharebymail: 1.20.0
  - support: 2.0.0
  - survey_client: 2.0.0
  - systemtags: 1.20.0
  - theming: 2.5.0
  - twofactor_backupcodes: 1.19.0
  - twofactor_email: 2.7.4
  - twofactor_totp: 12.0.0-dev
  - updatenotification: 1.20.0
  - user_ldap: 1.21.0
  - user_status: 1.10.0
  - viewer: 3.0.0
  - workflowengine: 2.12.0
Disabled:
  - circles: 30.0.0-dev (installed 28.0.0-dev)
  - dashboard: 7.10.0 (installed 7.1.0)
  - encryption: 2.18.0
  - files_external: 1.22.0
  - suspicious_login: 8.0.0
  - text: 4.1.0 (installed 3.9.1)
  - weather_status: 1.10.0 (installed 1.0.0)
  - webhook_listeners: 1.1.0-dev

Nextcloud Signing status

No errors have been found.

Nextcloud Logs

No errors after Upgrade.

Additional info

At the moment I'm back on NC29 (thanks to snapshot ...)

[SystemKeeper]

Try this as a workaround: #46596 (comment)
We are working on a fix

[AndyFx12]

Fixed with beta5.