No previews generated after upgrade to NextCloud 25.0.3

Nextcloud version: 25.0.3
Operating system and version: OpenSUSE Leap 15.4
Apache:

apachectl -v
Server version: Apache/2.4.51 (Linux/SUSE)
Server built:   2022-06-10 07:45:34.000000000 +0000

PHP version:
php -version
PHP 8.0.27 (cli) (built: Jan 9 2023 12:00:00) ( NTS )
Copyright (c) The PHP Group
Zend Engine v4.0.27, Copyright (c) Zend Technologies
with Zend OPcache v8.0.27, Copyright (c), by Zend Technologies

The issue you are facing:
No image previews are generated after upgrade to NC25

Is this the first time you’ve seen this error? : Yes

Steps to replicate it:

  1. stop Apache
  2. remove preview folder
  3. run occ files:scan-app-data
  4. remove DB entries in oc_filecache
  5. start Apache
  6. run occ preview:generate-all -vvv (PreviewGenerator App)
  7. see preview directories beeing created and DB entries populating
  8. find empty preview directories and previews not working

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!):

<?php
$CONFIG = array (
  'instanceid' => 'myid',
  'passwordsalt' => 'salt',
  'secret' => 'really secret',
  'trusted_domains' =>
  array (
    0 => 'URL1',
    1 => 'URL2',
  ),
  'datadirectory' => '/srv/www/vhosts/nextcloud/data/',
  'overwrite.cli.url' => 'URL',
  'dbtype' => 'mysql',
  'version' => '25.0.3.2',
  'dbname' => 'user',
  'dbhost' => 'IP',
  'dbport' => '',
  'dbtableprefix' => 'oc_',
  'dbuser' => 'dbuser',
  'dbpassword' => 'dbpassword',
  'logtimezone' => 'UTC',
  'installed' => true,
  'memcache.distributed' => '\\OC\\Memcache\\Redis',
  'filelocking.enabled' => 'true',
  'memcache.locking' => 'OC\\Memcache\\Redis',
  'redis' =>
  array (
    'host' => '127.0.0.1',
    'port' => 6379,
    'password' => 'pw',
    'timeout' => 1.5,
  ),
  'ldapIgnoreNamingRules' => false,
  'ldapProviderFactory' => '\\OCA\\User_LDAP\\LDAPProviderFactory',
  'mail_smtpmode' => 'smtp',
  'mail_smtpsecure' => 'ssl',
  'mail_from_address' => 'user',
  'mail_domain' => 'domain',
  'mail_smtpauthtype' => 'LOGIN',
  'mail_smtpauth' => 1,
  'mail_smtpport' => '465',
  'mail_smtpname' => user@domain',
  'mail_smtppassword' => 'mailpw',
  'mail_smtphost' => 'mailserver',
  'maintenance' => false,
  'loglevel' => 3,
  'theme' => '',
  'mysql.utf8mb4' => true,
  'mail_sendmailmode' => 'smtp',
  'updater.release.channel' => 'stable',
  'default_phone_region' => 'DE',
  'log_type' => 'file',
  'logfile' => '/var/log/nextcloud.log',
  'logdateformat' => 'F d, Y H:i:s',
  'enable_previews' => true,
  'enabledPreviewProviders' => [
        'OC\Preview\PNG',
        'OC\Preview\JPEG',
        'OC\Preview\GIF',
        'OC\Preview\BMP',
        'OC\Preview\PDF',
        'OC\Preview\SVG',
  ],
  'preview_max_x' => 'NULL',
  'preview_max_y' => 'NULL',
  'preview_max_filesize_image' => 50,
  'preview_max_memory' => 256,
);

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

[Mon Feb 06 17:29:50.257982 2023] [authz_core:error] [pid 3692] [client 172.71.250.139:24870] AH01630: client denied by server configuration: /srv/www/vhosts/nextcloud.eagleeye.loc/data/.ocdata
[Mon Feb 06 17:56:18.217582 2023] [php:error] [pid 3443] [client 162.158.90.60:12180] script '/srv/www/vhosts/nextcloud.eagleeye.loc/wp-plain.php' not found or unable to stat, referer: www.google.com
[Mon Feb 06 17:56:23.535040 2023] [php:error] [pid 4236] [client 162.158.90.61:47878] script '/srv/www/vhosts/nextcloud.eagleeye.loc/fhghyvzz.php' not found or unable to stat, referer: www.google.com
[Mon Feb 06 18:07:56.998185 2023] [authz_core:error] [pid 3902] [client 172.70.250.156:32280] AH01630: client denied by server configuration: /srv/www/vhosts/nextcloud.eagleeye.loc/data/.ocdata

Output errors in nextcloud.log in /var/www/ or as admin user in top right menu, filtering for errors. Use a pastebin service if necessary.

still nothing