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Getting help
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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. 
The Basics
- Nextcloud Server version (e.g., 29.x.x):
33
- Operating system and version (e.g., Ubuntu 24.04):
Debian 13
- Web server and version (e.g, Apache 2.4.25):
Apache2.4.66
- PHP version (e.g, 8.3):
8.4
- Is this the first time you’ve seen this error? (Yes / No):
Yes (First time I noticed it)
- When did this problem seem to first start?
I don't know I was just checking the logs for the first time in a while after upgrading to version 33.
- Installation method (e.g. AlO, NCP, Bare Metal/Archive, etc.)
I originally manually installed it using a tar or zip archive.
- Are you using CloudfIare, mod_security, or similar? (Yes / No)
No
Summary of the issue you are facing:
I’m seeing these two errors in the log and I wondering how to fix them, I normally don’t look at the logs that often. I had just upgraded to Nextcloud 33 so I was curious if I there were any errors there.
ExceptionCall to undefined method OC\DB\QueryBuilder\QueryBuilder::execute() in file '/data/websites/nextcloud/html/apps/privacy/lib/Controller/PersonalController.php' line 82
Could not find resource core/js/systemtags.js to load
Steps to replicate it (hint: details matter!):
-
Go to log
-
View logs
Log entries
Nextcloud
Please provide the log entries from your Nextcloud log that are generated during the time of problem (via the Copy raw option from Administration settings->Logging screen or from your nextcloud.log located in your data directory). Feel free to use a pastebin/gist service if necessary.
{"reqId":"aZecHP983B1hIHE2B31mgQAAAAc","level":3,"time":"2026-02-19T23:26:20+00:00","remoteAddr":"172.30.1.10","user":"maarten","app":"index","method":"GET","url":"/index.php/apps/privacy/api/admins","scriptName":"/index.php","message":"Call to undefined method OC\\DB\\QueryBuilder\\QueryBuilder::execute() in file '/data/websites/nextcloud/html/apps/privacy/lib/Controller/PersonalController.php' line 82","userAgent":"Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/144.0.0.0 Safari/537.36","version":"33.0.0.16","exception":{"Exception":"Exception","Message":"Call to undefined method OC\\DB\\QueryBuilder\\QueryBuilder::execute() in file '/data/websites/nextcloud/html/apps/privacy/lib/Controller/PersonalController.php' line 82","Code":0,"Trace":[{"file":"/data/websites/nextcloud/html/lib/private/AppFramework/App.php","line":153,"function":"dispatch","class":"OC\\AppFramework\\Http\\Dispatcher","type":"->"},{"file":"/data/websites/nextcloud/html/lib/private/Route/Router.php","line":321,"function":"main","class":"OC\\AppFramework\\App","type":"::"},{"file":"/data/websites/nextcloud/html/lib/base.php","line":1155,"function":"match","class":"OC\\Route\\Router","type":"->"},{"file":"/data/websites/nextcloud/html/index.php","line":25,"function":"handleRequest","class":"OC","type":"::"}],"File":"/data/websites/nextcloud/html/lib/private/AppFramework/Http/Dispatcher.php","Line":150,"Previous":{"Exception":"Error","Message":"Call to undefined method OC\\DB\\QueryBuilder\\QueryBuilder::execute()","Code":0,"Trace":[{"file":"/data/websites/nextcloud/html/lib/private/AppFramework/Http/Dispatcher.php","line":205,"function":"getAdmins","class":"OCA\\Privacy\\Controller\\PersonalController","type":"->"},{"file":"/data/websites/nextcloud/html/lib/private/AppFramework/Http/Dispatcher.php","line":118,"function":"executeController","class":"OC\\AppFramework\\Http\\Dispatcher","type":"->"},{"file":"/data/websites/nextcloud/html/lib/private/AppFramework/App.php","line":153,"function":"dispatch","class":"OC\\AppFramework\\Http\\Dispatcher","type":"->"},{"file":"/data/websites/nextcloud/html/lib/private/Route/Router.php","line":321,"function":"main","class":"OC\\AppFramework\\App","type":"::"},{"file":"/data/websites/nextcloud/html/lib/base.php","line":1155,"function":"match","class":"OC\\Route\\Router","type":"->"},{"file":"/data/websites/nextcloud/html/index.php","line":25,"function":"handleRequest","class":"OC","type":"::"}],"File":"/data/websites/nextcloud/html/apps/privacy/lib/Controller/PersonalController.php","Line":82},"message":"Call to undefined method OC\\DB\\QueryBuilder\\QueryBuilder::execute() in file '/data/websites/nextcloud/html/apps/privacy/lib/Controller/PersonalController.php' line 82","exception":"{\"class\":\"Exception\",\"message\":\"Call to undefined method OC\\DB\\QueryBuilder\\QueryBuilder::execute() in file '/data/websites/nextcloud/html/apps/privacy/lib/Controller/PersonalController.php' line 82\",\"code\":0,\"file\":\"/data/websites/nextcloud/html/lib/private/AppFramework/Http/Dispatcher.php:150\",\"trace\":\"#0 /data/websites/nextcloud/html/lib/private/AppFramework/App.php(153): OC\\AppFramework\\Http\\Dispatcher->dispatch()\\n#1 /data/websites/nextcloud/html/lib/private/Route/Router.php(321): OC\\AppFramework\\App::main()\\n#2 /data/websites/nextcloud/html/lib/base.php(1155): OC\\Route\\Router->match()\\n#3 /data/websites/nextcloud/html/index.php(25): OC::handleRequest()\\n#4 {main}\",\"previous\":{\"class\":\"Error\",\"message\":\"Call to undefined method OC\\DB\\QueryBuilder\\QueryBuilder::execute()\",\"code\":0,\"file\":\"/data/websites/nextcloud/html/apps/privacy/lib/Controller/PersonalController.php:82\",\"trace\":\"#0 /data/websites/nextcloud/html/lib/private/AppFramework/Http/Dispatcher.php(205): OCA\\Privacy\\Controller\\PersonalController->getAdmins()\\n#1 /data/websites/nextcloud/html/lib/private/AppFramework/Http/Dispatcher.php(118): OC\\AppFramework\\Http\\Dispatcher->executeController()\\n#2 /data/websites/nextcloud/html/lib/private/AppFramework/App.php(153): OC\\AppFramework\\Http\\Dispatcher->dispatch()\\n#3 /data/websites/nextcloud/html/lib/private/Route/Router.php(321): OC\\AppFramework\\App::main()\\n#4 /data/websites/nextcloud/html/lib/base.php(1155): OC\\Route\\Router->match()\\n#5 /data/websites/nextcloud/html/index.php(25): OC::handleRequest()\\n#6 {main}\"}}","CustomMessage":"Call to undefined method OC\\DB\\QueryBuilder\\QueryBuilder::execute() in file '/data/websites/nextcloud/html/apps/privacy/lib/Controller/PersonalController.p
hp' line 82"},"id":"6998402e9c9d7"}
{“reqId”:“aZeb5a_YE4BVKj34wiEOyQAAAAM”,“level”:3,“time”:“2026-02-19T23:25:25+00:00”,“remoteAddr”:“172.30.1.10”,“user”:“maarten”,“app”:“jsresourceloader”,“method”:“GET”,“url”:“/index.php/settings/user/workflow”,“scriptName”:“/index.php”,“message”:“Could not find resource core/js/systemtags.js to load”,“userAgent”:“Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/144.0.0.0 Safari/537.36”,“version”:“33.0.0.16”,“data”:{“app”:“jsresourceloader”},“id”:“6998402e9c9d9”}
Web Browser
If the problem is related to the Web interface, open your browser inspector Console and Network tabs while refreshing (reloading) and reproducing the problem. Provide any relevant output/errors here that appear.
Not related to webinterface
Web server / Reverse Proxy
The output of your Apache/nginx/system log in /var/log/____:
https://pastebin.com/F6sBrczn
Nextcloud
The output of occ config:list system or similar is best, but, if not possible, the contents of your config.php file from /path/to/nextcloud is fine (make sure to remove any identifiable information!):
{
"system": {
"serverid": 1,
"instanceid": "***REMOVED SENSITIVE VALUE***",
"passwordsalt": "***REMOVED SENSITIVE VALUE***",
"secret": "***REMOVED SENSITIVE VALUE***",
"trusted_domains": [
"nextcloud.example.com",
"localhost"
],
"datadirectory": "***REMOVED SENSITIVE VALUE***",
"dbtype": "mysql",
"version": "33.0.0.16",
"overwrite.cli.url": "https:\/\/nextcloud.example.com",
"dbname": "***REMOVED SENSITIVE VALUE***",
"dbhost": "***REMOVED SENSITIVE VALUE***",
"dbport": "",
"dbtableprefix": "oc_",
"mysql.utf8mb4": true,
"dbuser": "***REMOVED SENSITIVE VALUE***",
"dbpassword": "***REMOVED SENSITIVE VALUE***",
"installed": true,
"mail_from_address": "***REMOVED SENSITIVE VALUE***",
"mail_smtpmode": "smtp",
"mail_sendmailmode": "smtp",
"mail_domain": "***REMOVED SENSITIVE VALUE***",
"mail_smtpsecure": "tls",
"mail_smtphost": "***REMOVED SENSITIVE VALUE***",
"mail_smtpport": "587",
"maintenance": false,
"maintenance_window_start": 1,
"theme": "",
"loglevel": 2,
"twofactor_enforced": "true",
"twofactor_enforced_groups": [
"admin"
],
"twofactor_enforced_excluded_groups": [
"admin"
],
"default_phone_region": "NL",
"memcache.local": "\\OC\\Memcache\\APCu",
"memcache.locking": "\\OC\\Memcache\\APCu",
"filelocking.enabled": true,
"app_install_overwrite": [
"news",
"mail_roundcube"
]
}
}
Apps
The output of occ app:list (if possible).
Enabled:
activity: 6.0.0-dev.0
bruteforcesettings: 6.0.0-dev.0
calendar: 6.2.0
circles: 33.0.0
cloud_federation_api: 1.17.0
comments: 1.23.0
contacts: 8.3.3
contactsinteraction: 1.14.1
dashboard: 7.13.0
dav: 1.36.0
event_update_notification: 2.8.0
federatedfilesharing: 1.23.0
federation: 1.23.0
files: 2.5.0
files_downloadlimit: 5.1.0-dev.0
files_pdfviewer: 6.0.0-dev.0
files_reminders: 1.6.0
files_sharing: 1.25.2
files_trashbin: 1.23.0
files_versions: 1.26.0
firstrunwizard: 6.0.0-dev.0
logreader: 6.0.0
lookup_server_connector: 1.21.0
nextcloud_announcements: 5.0.0
notifications: 6.0.0
oauth2: 1.21.0
password_policy: 5.0.0-dev.0
photos: 6.0.0-dev.0
privacy: 5.0.0-dev.0
profile: 1.2.0
provisioning_api: 1.23.0
recommendations: 6.0.0-dev.0
related_resources: 4.0.0-dev.0
serverinfo: 5.0.0-dev.0
settings: 1.16.0
sharebymail: 1.23.0
support: 5.0.0
survey_client: 5.0.0-dev.0
systemtags: 1.23.0
text: 7.0.0-dev.3
theming: 2.8.0
twofactor_backupcodes: 1.22.0
twofactor_totp: 15.0.0-dev.0
updatenotification: 1.23.0
user_status: 1.13.0
viewer: 6.0.0-dev.0
weather_status: 1.13.0
webhook_listeners: 1.5.0
workflowengine: 2.15.0
Disabled:
admin_audit: 1.23.0
app_api: 33.0.0 (installed 32.0.0)
bookmarks: 16.1.2 (installed 16.1.2)
encryption: 2.21.0
files_external: 1.25.1
suspicious_login: 11.0.0-dev.0
tasks: 0.17.1 (installed 0.17.1)
twofactor_nextcloud_notification: 7.0.0
user_ldap: 1.24.0