Support intro
Sorry to hear you’re facing problems 
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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): Nextcloud AIO v5.2.2
Operating system and version (eg, Ubuntu 20.04): Docker Arch
Apache or nginx version (eg, Apache 2.4.25): 2.4.57
PHP version (eg, 7.4): replace me
The issue you are facing:
After starting nextcloud AIO and all is up and running i just get a 502 bad gateway, was working bevore without problems.
tried to open the apache port but also a bad gateway, i dont find any errors
Is this the first time you’ve seen this error? (Y/N): Y
Steps to replicate it:
- Start master container
- start containers through web page
- try to open nextcloud page
The output of your Nextcloud log in Admin > Logging:
dont even get written to
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',
'apps_paths' =>
array (
0 =>
array (
'path' => '/var/www/html/apps',
'url' => '/apps',
'writable' => false,
),
1 =>
array (
'path' => '/var/www/html/custom_apps',
'url' => '/custom_apps',
'writable' => true,
),
),
'memcache.distributed' => '\\OC\\Memcache\\Redis',
'memcache.locking' => '\\OC\\Memcache\\Redis',
'redis' =>
array (
'host' => 'nextcloud-aio-redis',
'password' => '1c85ab2cc730c4f08763b91e4aa320b68e1490e9a793a811',
'port' => 6379,
),
'overwritehost' => 'sub.domain.tld',
'overwriteprotocol' => 'https',
'passwordsalt' => 'xxx',
'secret' => 'xxx',
'trusted_domains' =>
array (
0 => 'localhost',
1 => 'sub.domain.tld',
),
'datadirectory' => '/mnt/ncdata',
'dbtype' => 'pgsql',
'version' => '26.0.1.0',
'overwrite.cli.url' => 'https://sub.domain.tld/',
'dbname' => 'nextcloud_database',
'dbhost' => 'nextcloud-aio-database',
'dbport' => '',
'dbtableprefix' => 'oc_',
'dbuser' => 'oc_nextcloud',
'dbpassword' => 'xxx',
'installed' => true,
'instanceid' => 'xxx',
'check_data_directory_permissions' => true,
'maintenance' => false,
'loglevel' => '2',
'log_type' => 'file',
'logfile' => '/var/www/html/data/nextcloud.log',
'log_rotate_size' => '10485760',
'log.condition' =>
array (
'apps' =>
array (
0 => 'admin_audit',
),
),
'preview_max_x' => '2048',
'preview_max_y' => '2048',
'jpeg_quality' => '60',
'enabledPreviewProviders' =>
array (
1 => 'OC\\Preview\\Image',
2 => 'OC\\Preview\\MarkDown',
3 => 'OC\\Preview\\MP3',
4 => 'OC\\Preview\\TXT',
5 => 'OC\\Preview\\OpenDocument',
6 => 'OC\\Preview\\Movie',
0 => 'OC\\Preview\\Imaginary',
),
'enable_previews' => true,
'upgrade.disable-web' => true,
'mail_smtpmode' => 'smtp',
'trashbin_retention_obligation' => 'auto, 30',
'versions_retention_obligation' => 'auto, 30',
'activity_expire_days' => '30',
'simpleSignUpLink.shown' => false,
'share_folder' => '/Shared',
'tempdirectory' => '/mnt/ncdata/tmp/',
'one-click-instance' => true,
'one-click-instance.user-limit' => 100,
'one-click-instance.link' => 'https://nextcloud.com/all-in-one/',
'htaccess.RewriteBase' => '/',
'files_external_allow_create_new_local' => false,
'trusted_proxies' =>
array (
0 => '127.0.0.1',
1 => '::1',
),
'allow_local_remote_servers' => true,
'default_phone_region' => 'DE',
'mail_smtpauthtype' => 'PLAIN',
'mail_sendmailmode' => 'smtp',
'mail_smtphost' => 'sub.domain.tld',
'mail_from_address' => 'cloud',
'mail_domain' => 'domain.tld',
'mail_smtpsecure' => 'tls',
'mail_smtpport' => '25',
'mail_smtpauth' => 1,
'mail_smtpname' => 'sub.domain.tld',
'mail_smtppassword' => 'xxx',
'enforce_theme' => '',
'preview_imaginary_url' => 'http://nextcloud-aio-imaginary:9000',
'ncd_admin_settings' =>
array (
'disallow_aria2_settings' => '1',
),
'global_aria2_config' =>
array (
),
'updatedirectory' => '/nc-updater',
'updater.release.channel' => 'stable',
'app_install_overwrite' =>
array (
0 => 'nextcloud-aio',
1 => 'ncdownloader',
),
);
The output of your Apache/nginx/system log in /var/log/____:
....
Waiting for Nextcloud to start...
Waiting for Nextcloud to start...
Waiting for Nextcloud to start...
Waiting for Nextcloud to start...
{"level":"info","ts":1685968721.8234026,"msg":"using provided configuration","config_file":"/Caddyfile","config_adapter":""}
[Mon Jun 05 14:38:41.826580 2023] [mpm_event:notice] [pid 232:tid 139652229217096] AH00489: Apache/2.4.57 (Unix) configured -- resuming normal operations
[Mon Jun 05 14:38:41.826614 2023] [core:notice] [pid 232:tid 139652229217096] AH00094: Command line: '/usr/local/apache2/bin/httpd -D FOREGROUND'
Nextcloud container log
now
-------------------------------
2023-06-05 14:33:32.964148+02
(1 row)
+ '[' -f /dev-dri-group-was-added ']'
++ find /dev -maxdepth 1 -mindepth 1 -name dri
+ '[' -n '' ']'
+ set +x
Installing imagemagick via apk...
Installing tesseract-ocr via apk...
Installing tesseract-ocr-deu via apk...
ERROR: unable to select packages:
The packet tesseract-ocr-deu was not installed!
Installing tesseract-ocr-eng via apk...
ERROR: unable to select packages:
The packet tesseract-ocr-eng was not installed!
Installing aria2 via apk...
Installing yt-dlp via apk...
Installing ocrmypdf via apk...
Installing sane-utils via apk...
Enabling Imagick...
Configuring Redis as session handler...
Setting php max children...
System config value tempdirectory set to string /mnt/ncdata/tmp/
Applying one-click-instance settings...
System config value one-click-instance set to boolean true
System config value one-click-instance.user-limit set to integer 100
System config value one-click-instance.link set to string https://nextcloud.com/all-in-one/
support already enabled
Adjusting log files...
System config value logfile set to string /var/www/html/data/nextcloud.log
Config value logfile for app admin_audit set to /var/www/html/data/audit.log
System config value updatedirectory set to string /nc-updater
Applying network settings...
System config value trusted_domains => 1 set to string sub.domain.tld
System config value overwrite.cli.url set to string https://sub.domain.tld/
System config value htaccess.RewriteBase set to string /
.htaccess has been updated
System config value files_external_allow_create_new_local set to boolean false
System config value trusted_proxies => 0 set to string 127.0.0.1
System config value trusted_proxies => 1 set to string ::1
Config value base_endpoint for app notify_push set to https://sub.domain.tld/push
System config value enabledPreviewProviders => 0 set to string OC\Preview\Imaginary
System config value preview_imaginary_url set to string http://nextcloud-aio-imaginary:9000
{
"search_platform": "OCA\\FullTextSearch_Elasticsearch\\Platform\\ElasticSearchPlatform",
"app_navigation": "0",
"provider_indexed": "{\"test_provider\":\"0\",\"deck\":\"1\",\"files\":\"1\"}",
"cron_err_reset": "1685870708",
"tick_ttl": "1800",
"collection_indexing_list": "50",
"migration_24": "1"
}
{
"elastic_host": "http:\/\/nextcloud-aio-fulltextsearch:9200",
"elastic_index": "nextcloud-aio",
"fields_limit": "10000",
"es_ver_below66": "0",
"analyzer_tokenizer": "standard"
}
{
"files_local": "1",
"files_external": "0",
"files_group_folders": "0",
"files_encrypted": "0",
"files_federated": "0",
"files_size": "100",
"files_pdf": "1",
"files_office": "1",
"files_image": "0",
"files_audio": "0",
"files_chunk_size": "2"
}
[05-Jun-2023 14:38:36] NOTICE: fpm is running, pid 464
[05-Jun-2023 14:38:36] NOTICE: ready to handle connections