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): 25.0.4
Operating system and version (eg, Ubuntu 20.04): Unraid
Apache or nginx version (eg, Apache 2.4.25): nginx docker
PHP version (eg, 7.4): linuxserver.io docker
The issue you are facing:
Is this the first time you’ve seen this error? (Y/N):
Steps to replicate it:
- Restart the container. It starts and becomes responsive, but immeadiatly it starts to eat RAM.
The output of your Nextcloud log in Admin > Logging:
[PHP] Error: Error: require_once(/config/www/nextcloud/apps/mail/vendor/composer/autoload_real.php): Failed to open stream: No such file or directory at /config/www/nextcloud/apps/mail/vendor/autoload.php#23 at <<closure>>
0. /config/www/nextcloud/apps/mail/vendor/autoload.php line 23
OC\Log\ErrorHandler::onError()
1. /config/www/nextcloud/apps/mail/vendor/autoload.php line 23
require_once()
2. /config/www/nextcloud/apps/mail/lib/AppInfo/Application.php line 82
include_once("/config/www/nex ... p")
3. /config/www/nextcloud/lib/composer/composer/ClassLoader.php line 571
include("/config/www/nex ... p")
4. /config/www/nextcloud/lib/composer/composer/ClassLoader.php line 428
Composer\Autoload\includeFile()
5. <<closure>>
Composer\Autoload\ClassLoader->loadClass()
6. /config/www/nextcloud/lib/private/AppFramework/Bootstrap/Coordinator.php line 126
class_exists()
7. /config/www/nextcloud/lib/private/AppFramework/Bootstrap/Coordinator.php line 91
OC\AppFramework\Bootstrap\Coordinator->registerApps()
8. /config/www/nextcloud/lib/base.php line 671
OC\AppFramework\Bootstrap\Coordinator->runInitialRegistration()
9. /config/www/nextcloud/lib/base.php line 1144
OC::init()
10. /config/www/nextcloud/remote.php line 119
require_once("/config/www/nextcloud/lib/base.php")
PROPFIND /remote.php/dav/files/qw3r7yju4n/
from 192.168.1.1 at 2023-04-11T21:06:29+00:00
[mail] Fatal: Error: Failed opening required '/config/www/nextcloud/apps/mail/vendor/composer/autoload_real.php' (include_path='/config/www/nextcloud/3rdparty/pear/archive_tar:/config/www/nextcloud/3rdparty/pear/console_getopt:/config/www/nextcloud/3rdparty/pear/pear-core-minimal/src:/config/www/nextcloud/3rdparty/pear/pear_exception:/config/www/nextcloud/apps') at <<closure>>
0. /config/www/nextcloud/apps/mail/lib/AppInfo/Application.php line 82
include_once()
1. /config/www/nextcloud/lib/composer/composer/ClassLoader.php line 571
include("/config/www/nex ... p")
2. /config/www/nextcloud/lib/composer/composer/ClassLoader.php line 428
Composer\Autoload\includeFile()
3. <<closure>>
Composer\Autoload\ClassLoader->loadClass()
4. /config/www/nextcloud/lib/private/AppFramework/Bootstrap/Coordinator.php line 126
class_exists()
5. /config/www/nextcloud/lib/private/AppFramework/Bootstrap/Coordinator.php line 91
OC\AppFramework\Bootstrap\Coordinator->registerApps()
6. /config/www/nextcloud/lib/base.php line 671
OC\AppFramework\Bootstrap\Coordinator->runInitialRegistration()
7. /config/www/nextcloud/lib/base.php line 1144
OC::init()
8. /config/www/nextcloud/remote.php line 119
require_once("/config/www/nextcloud/lib/base.php")
PROPFIND /remote.php/dav/files/qw3r7yju4n/
from 192.168.1.1 at 2023-04-11T21:06:29+00:00
The output of your config.php file in /path/to/nextcloud (make sure you remove any identifiable information!):
<?php
$CONFIG = array (
'memcache.local' => '\\OC\\Memcache\\APCu',
'datadirectory' => '/data',
'instanceid' => 'ocqwmvidm6vw',
'passwordsalt' => 'REPLACEME',
'secret' => 'REPLACEME',
'trusted_domains' =>
array (
0 => 'REPLACEME',
1 => 'mydomain.com',
),
'default_phone_region' => 'US',
'dbtype' => 'mysql',
'version' => '25.0.4.1',
'overwrite.cli.url' => 'https://mydomain.com',
'overwritehost' => 'mydomain.com',
'overwritprotocol' => 'https',
'dbname' => 'REPLACEME',
'dbhost' => 'REPLACEME',
'dbport' => '',
'dbtableprefix' => 'oc_',
'mysql.utf8mb4' => true,
'dbuser' => 'REPLACEME',
'dbpassword' => 'REPLACEME',
'installed' => true,
'mail_smtpmode' => 'smtp',
'mail_smtpauth' => 1,
'mail_sendmailmode' => 'smtp',
'mail_smtpauthtype' => 'LOGIN',
'mail_smtphost' => 'smtp.gmail.com',
'mail_smtpsecure' => 'tls',
'mail_smtpport' => '587',
'mail_from_address' => 'REPLACEME',
'mail_domain' => 'REPLACEME',
'mail_smtpname' => 'REPLACEME',
'mail_smtppassword' => 'REPLACEME',
'maintenance' => false,
'loglevel' => 2,
'updater.secret' => 'REPLACEME',
);
The output of your Apache/nginx/system log in /var/log/____:
Log is empty```
PASTE HERE
Output errors in nextcloud.log in /var/www/ or as admin user in top right menu, filtering for errorTE HEREs. Use a pastebin service if necessary.
No logs located there in the contatiner