Ich füge unten mal meine config.php ein. Sieht da irgendwas komisch aus? Was könnte ich noch probieren?
<?php
$CONFIG = array (
'instanceid' => '******',
'passwordsalt' => '******',
'secret' => '******',
'trusted_domains' =>
array (
0 => 'nc.local',
1 => '*****.ddns.net',
2 => '192.168.1.101', // IP von NGINX
3 => '192.168.1.99' ), // IP von Nextcloud
'trusted_proxies' => '192.168.1.101', // IP von NGINX
'proxy' => '192.168.1.101', // IP von NGINX
'datadirectory' => '/mnt/hdd',
'dbtype' => 'mysql',
'version' => '23.0.1.0',
'overwrite.cli.url' => 'http://nc.local',
'dbname' => 'nextcloud',
'dbhost' => 'localhost',
'dbport' => '',
'dbtableprefix' => 'oc_',
'mysql.utf8mb4' => true,
'dbuser' => '**user**',
'dbpassword' => '*******',
'installed' => true,
'mail_from_address' => 'nextcloud',
'mail_smtpmode' => 'smtp',
'mail_sendmailmode' => 'smtp',
'mail_domain' => '******.de',
'mail_smtphost' => 'xxx.xxx.net',
'mail_smtpport' => '465',
'mail_smtpsecure' => 'ssl',
'mail_smtpauth' => 1,
'mail_smtpauthtype' => 'LOGIN',
'mail_smtpname' => 'xxx@xxx.info',
'mail_smtppassword' => '*******',
'skeletondirectory' => '',
'maintenance' => false,
'log_type' => 'file',
'logtimezone' => 'Europe/Berlin',
'logfile' => '/var/log/nextcloud.log',
'loglevel' => 0,
'syslog_tag' => 'Nextcloud',
'updater.secret' => '*********',
'theme' => '',
'updater.release.channel' => 'beta',
'overwriteprotocol' => 'https',
);