Support intro
Sorry to hear you’re facing problems 
help.nextcloud.com is for home/non-enterprise users. If you’re running a business, paid support can be accessed via portal.nextcloud.com where we can ensure your business keeps running smoothly.
In order to help you as quickly as possible, before clicking Create Topic please provide as much of the below as you can. Feel free to use a pastebin service for logs, otherwise either indent short log examples with four spaces:
example
Or for longer, use three backticks above and below the code snippet:
longer
example
here
Some or all of the below information will be requested if it isn’t supplied; for fastest response please provide as much as you can 
Nextcloud version (eg, 20.0.5): 24.0.5.1
Operating system and version (eg, Ubuntu 20.04): 22.0.4.2
Apache or nginx version (eg, Apache 2.4.25): Apache/2.4.52 (Ubuntu)
PHP version (eg, 7.4): PHP 8.2.3 (cli)
The issue you are facing:
After a ubuntu system update, nextcloud stopped working.
Is this the first time you’ve seen this error? (Y/N): Y
Steps to replicate it:
- n.a.
The output of your Nextcloud log in Admin > Logging:
???
The output of your config.php file in /path/to/nextcloud (make sure you remove any identifiable information!):
<?php
$CONFIG = array (
'auth.bruteforce.protection.enabled' => true,
'instanceid' => 'xxxxxxxxxxxxxxx',
'passwordsalt' => 'xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx',
'secret' => 'xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx',
'trusted_domains' =>
array (
0 => 'localhost',
1 => 'xxxxxxxxxxxxxxxxt',
2 => 'xxxxxxxxxxxxxxxxxxx',
),
'datadirectory' => '/var/www/html/nextcloud/data',
'dbtype' => 'mysql',
'version' => '24.0.5.1',
'overwrite.cli.url' => 'http://localhost/nextcloud',
'dbname' => 'nextcloud',
'dbhost' => 'localhost',
'dbport' => '',
'dbtableprefix' => 'oc_',
'dbuser' => 'xxx',
'dbpassword' => 'xxx',
'installed' => true,
'memcache.distributed' => '\\OC\\Memcache\\APCu',
'memcache.local' => '\\OC\\Memcache\\APCu',
'opcache.interned_strings_buffer' => '16',
'enable_previews' => true,
'enabledPreviewProviders' =>
array (
0 => 'OC\\Preview\\PNG',
1 => 'OC\\Preview\\JPEG',
2 => 'OC\\Preview\\GIF',
3 => 'OC\\Preview\\BMP',
4 => 'OC\\Preview\\HEIC',
5 => 'OC\\Preview\\XBitmap',
6 => 'OC\\Preview\\MP3',
7 => 'OC\\Preview\\MP4',
8 => 'OC\\Preview\\TXT',
9 => 'OC\\Preview\\MarkDown',
10 => 'OC\\Preview\\PDF',
),
'preview_max_x' => NULL,
'preview_max_y' => NULL,
'preview_max_filesize_image' => 80,
'preview_max_memory' => 256,
'maintenance' => false,
'theme' => '',
'log_type' => 'file',
'logfile' => '/var/log/nextcloud.log',
'logfilemode' => 416,
'loglevel' => 1,
'logdateformat' => 'F d, Y H:i:s',
'mysql.utf8mb4' => true,
'updater.release.channel' => 'stable',
'default_phone_region' => 'ISO 3166-2:CH',
'mail_smtpmode' => 'smtp',
'mail_sendmailmode' => 'smtp',
'mail_from_address' => 'xxx',
'mail_domain' => 'xxx',
'mail_smtphost' => 'xxx',
'mail_smtpport' => '587',
'mail_smtpauth' => 1,
'mail_smtpname' => 'xxx',
'mail_smtppassword' => 'xxx',
'mail_smtpsecure' => 'tls',
'mail_smtpstreamoptions' =>
array (
'ssl' =>
array (
'security_level' => 2,
),
),
'mail_smtpauthtype' => 'LOGIN',
);
The output of your Apache/nginx/system log in /var/log/____:
[Thu Mar 02 20:28:28.313271 2023] [proxy_http:error] [pid 11934] (70007)The timeout specified has expired: [client 192.168.88.200:43656] AH01102: error reading status line from remote server 192.168.88.200:80, referer: http://blog.bbrch.homeip.net
[Thu Mar 02 20:28:28.313329 2023] [proxy:error] [pid 11934] [client 192.168.88.200:43656] AH00898: Error reading from remote server returned by /wp-login.php, referer: http://blog.xxx.homeip.net
[Thu Mar 02 20:28:28.411502 2023] [proxy_http:error] [pid 11940] (70007)The timeout specified has expired: [client 192.168.88.200:43678] AH01102: error reading status line from remote server 192.168.88.200:80
[Thu Mar 02 20:28:28.411623 2023] [proxy:error] [pid 11940] [client 192.168.88.200:43678] AH00898: Error reading from remote server returned by /pma/scripts/setup.php
PASTE HERE
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.
PASTE HERE