ErrLookup › nextcloud/server

nextcloud/server

☁️ Nextcloud server, a safe home for all your data · PHP · 6,675 source files

Analyzed at ecdeb153ff on 2026-08-17. 151 documented errors.

Code / MessageTypeSeverityTags
$e->getMessage()
exception error dav, file-upload, sabre, exception-conversion, http-500
Too many addressbook or calendar share requests
exception warning dav, caldav, carddav, rate-limit, sharing, http-429
Too many calendars created
exception error caldav, dav, rate-limit, http-429, nextcloud, beforebind
Cannot authenticate over ajax calls
http error dav, public-share, authentication, ajax, http-401
RESOURCE_NOT_FOUND
Parameters missing in order to complete the request. Missing Parameters…
exception error federation, ocm, cloud-federation-api, shared-secret, php
An error occurred while checking content
exception error php, webdav, nextcloud, bulk-upload, multipart, stream
Parameters missing in order to complete the request…
validation error caldav, calendar, federation, bad-request, provider-id, notification
Calendar is not shared with the sharee
http warning caldav, calendar, federation, share-not-found, sync, shared-secret
Parameters missing in order to complete the request…
validation error caldav, calendar, federation, bad-request, notification, sync, required-field
Error importing calendar data: One or more objects…
validation error caldav, icalendar, import, nextcloud, php, sabre-vobject
This version of the client is unsupported. Upgrade to <a…
http error dav, client-compatibility, user-agent, http-403, config
X-OC-MTime header must be a valid positive unix timestamp…
validation warning dav, header-validation, mtime, upload, bad-request
User <$user> in unknown.
console error dav, calendar, birthday, occ, cli, user-validation
Principal not found
exception error dav, principal, federation, cloud-id, not-found
Read-only sharees cannot permanently delete trashbin entries
exception error caldav, trashbin, permissions, sharing, http-403, dav
X-OC-MTime header must be a valid integer (unix timestamp)…
validation warning dav, header-validation, mtime, upload, bad-request
The given request is not valid
exception error dav, sharing, xml, bad-request, validation
Calendar limit reached
exception error caldav, dav, quota, limit, http-403, nextcloud
Error importing calendar data: UID <$uid> - $issues[0]
validation error caldav, icalendar, validation, import, nextcloud, sabre-vobject
Failed to create tag
exception error systemtags, webdav, http-error, typescript, nextcloud
Adding members to remote user is not supported
exception warning dav, principal, group-membership, federation, unsupported
Parameters missing in order to complete the request…
validation error caldav, calendar, federation, bad-request, notification, sync, required-field
$class: $msg
exception critical dav, authentication, ldap, service-unavailable
User <$userDestination> is not part of the group…
console error dav, calendar, shares, groups, migration, occ, cli
Permission denied to create a directory in the trashbin
exception error caldav, dav, trashbin, http-403, mkcol
Could not create new calendar event
exception error caldav, calendar, conflict, sabre-dav, nextcloud-dav, duplicate
Updating remote user principal is not supported
exception warning dav, principal, federation, proppatch, unsupported
Error importing calendar data: One or more objects…
validation error caldav, icalendar, import, nextcloud, php, component-types
Invalid actor "$actorType"
http error dav, comments, webdav, sabre, bad-request
Renaming calendars is not yet supported
exception warning caldav, external-calendar, method-not-allowed, move, app-integration
User $user has no calendar subscription with the URI $uri
console error dav, calendar, subscription, occ, cli
Invalid node
exception error php, webdav, caldav, nextcloud, app-calendar, icalendar, invalid-data
Error importing calendar data: UID <$uid> - $errorMessage
exception error caldav, import, nextcloud, backend, database, php
filesystem not setup
exception error dav, filesystem, initialization, service-unavailable, sabre-tree
Setting members of the group is not supported yet
exception warning dav, principal, group-membership, system-principal, unsupported
Card not found
http error carddav, dav, federation, http-404
Requested file can currently not be accessed.
exception error dav, zip-download, folder-download, file-read, service-unavailable
NoValidCredentials
exception error webauthn, login, security-key, authentication, typescript
Version file not accessible by current user
exception error dav, files-versions, sharing, not-found, view-only
AddressBook limit reached
http error carddav, dav, quota, http-403, mkcol, config-typo
Calendar is a subscription, not writable, shared or deleted
http error caldav, calendar, validation, scheduling, read-only, webcal
Storage is invalid
exception error dav, storage, invalid-storage, not-found, files-external
This addressbook is immutable
exception warning carddav, contactsinteraction, read-only, addressbook, php
CSRF check not passed.
http error dav, authentication, csrf, session, http-401
Permission denied to create files in the trashbin
exception warning caldav, trashbin, http-403, webdav, read-only
Calendar <$calendarId> doesn't support this function
console warning occ, cli, import, calendar, caldav, unsupported-operation, plugin-calendar
Calendar does not support VEVENT components
http error caldav, calendar, vevent, validation, component-set, vtodo
The calendar object you're trying to restore is not marked…
exception error caldav, trashbin, http-400, race-condition, invalid-state
Read-only sharees cannot restore trashbin entries
exception error caldav, trashbin, permissions, sharing, restore, http-403
Tag not found
exception warning systemtags, files-view, cache, tag-id, typescript
The calendar < > is already shared to user…
console error dav, calendar, shares, migration, occ, cli
Unknown property
exception error carddav, dav, http-400, mkcol, proppatch
Birthday calendars are disabled
console error dav, calendar, birthday, config, occ, cli, feature-flag
Invalid sharee cloud id
http error caldav, calendar, federation, cloud-id, share-not-found, notification
The resource you tried to create has a reserved name
http error carddav, dav, mkcol, reserved-name, method-not-allowed, http-405
VEvent or VTodo object exceeds $eventSizeLimit bytes
exception error caldav, dav, http-403, size-limit, put
Media file not found
exception error appstore, discover, media, http-client, cache, php
Untrusted media source
exception warning appstore, discover, security, ssrf, url-validation, php
Fail to read part's content.
exception error php, webdav, nextcloud, bulk-upload, multipart, stream, io
This calendar-object is read-only
exception error php, webdav, caldav, nextcloud, app-calendar, readonly, http-403
Invalid input values
http error dav, comments, validation, bad-request
Unable to open a new tab for printing
exception error popup, print, browser, window-open, twofactor
Too many addressbooks created
http warning carddav, dav, rate-limit, http-429, mkcol
User <$user> is unknown.
console error dav, addressbook, occ, cli, user-validation
At least one prop-filter or param-filter is required for…
http error caldav, xml, search, nextcloud, bad-request, prop-filter
VCard object exceeds $cardSizeLimit bytes
http error carddav, dav, put, size-limit, forbidden, http-403, vcard, content-length
File is not updatable: %1$s
exception error dav, files, external-storage, service-unavailable
Error importing calendar data: One or more objects…
validation error caldav, icalendar, uid, import, nextcloud, php
An error occurred while reading headers of a part
exception error php, webdav, nextcloud, bulk-upload, multipart, truncation, eof
Entity does not exist or is not available
http warning dav, comments, files, not-found
500
Unknown error while seeking content
exception error php, webdav, nextcloud, bulk-upload, stream, fseek
could not enable app
http error appstore, apps, admin, php, ocs
Calendar <$calendarId> does not support exporting
console warning occ, cli, export, calendar, caldav, unsupported-operation, plugin-calendar
could not enable bundle
exception error appstore, bundles, install, php, ocs
The comp-filter requires a valid name attribute
http error caldav, xml, search, webdav, nextcloud, bad-request, report
Unable to fetch principal for user $user
console error dav, principal, calendar, shares, occ, data-consistency
Unable to find a suitable calendar name for…
console error dav, calendar, migration, name-conflict, occ, cli
At line
validation error xcal, xml, import, nextcloud, php, expat
The filter element is required for this request
http error caldav, xml, search, nextcloud, bad-request, report
The search-term has illegal value
http error caldav, xml, search, nextcloud, bad-request, search-term
Renaming address books is not yet supported
http warning carddav, external-addressbook, method-not-allowed, move, app-integration
Permission denied to delete the trashbin
exception error caldav, dav, trashbin, http-403, delete
Access denied
exception error dav, acl, workflow, files-accesscontrol, forbidden
prop-filter or param-filter given without any comp-filter
http error caldav, xml, search, nextcloud, bad-request, comp-filter
Bundle not found
http warning appstore, bundles, not-found, php, ocs
Node not found
exception warning php, webdav, caldav, nextcloud, app-calendar, not-found, http-404
Cannot open stdin for read operation.
console error occ, cli, import, calendar, stdin, stream-unavailable
File with name could not be located
exception warning dav, not-found, http-404, sync-conflict, stale-cache
The limit has illegal value
http error caldav, xml, search, pagination, nextcloud, bad-request
User <$userOrigin> is unknown.
console error dav, calendar, migration, occ, cli, user-validation
Unexpected EOF while reading stream.
exception error php, webdav, nextcloud, bulk-upload, multipart, eof, content-length
vCards on CardDAV servers MUST have a UID property
exception error carddav, vcard, http-400, validation, uid
could not remove app
http error appstore, apps, uninstall, php, ocs
User <$userDestination> already has a calendar named…
console error dav, calendar, migration, name-conflict, occ, cli
search-term is required for this request
http error caldav, xml, search, nextcloud, bad-request, search-term
Failed to load tags for file
exception error systemtags, webdav, report, file-tags, typescript
could not update app
http error appstore, apps, update, maintenance-mode, php
Failed to update tag
exception error systemtags, webdav, proppatch, typescript
Computed $algorithm hash is incorrect ($computedHash).
exception error php, webdav, nextcloud, bulk-upload, multipart, checksum, integrity
with name ' ' could not be found
exception warning dav, acl, calendar, addressbook, not-found