[Bug]: Error 500 when adding .webp files with Webdav #3451
Description
⚠️ This issue respects the following points: ⚠️
- This is a bug, not a question or a configuration/webserver/proxy issue.
- This issue is not already reported on Github OR Nextcloud Community Forum (I've searched it).
- Nextcloud Server is up to date. See Maintenance and Release Schedule for supported versions.
- I agree to follow Nextcloud's Code of Conduct.
Bug description
When adding a .webp file through Webdav, the server throws a 500 error.
The main error found in logs is "Class "WoltLab\WebpExif\ChunkType" not found"
Steps to reproduce
- Connect to Webdav
- Try to add a .webp file
Expected behavior
The file should be added without error.
Nextcloud Server version
33
Operating system
Debian/Ubuntu
PHP engine version
PHP 8.2
Web server
Nginx
Database engine version
MariaDB
Is this bug present after an update or on a fresh install?
None
Are you using the Nextcloud Server Encryption module?
Encryption is Disabled
What user-backends are you using?
- Default user-backend (database)
- LDAP/ Active Directory
- SSO - SAML
- Other
Configuration report
{
"system": {
"instanceid": "***REMOVED SENSITIVE VALUE***",
"passwordsalt": "***REMOVED SENSITIVE VALUE***",
"secret": "***REMOVED SENSITIVE VALUE***",
"trusted_domains": [
"cloud.mydomain.com"
],
"datadirectory": "***REMOVED SENSITIVE VALUE***",
"dbtype": "mysql",
"version": "33.0.0.16",
"overwrite.cli.url": "https:\/\/cloud.mydomain.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,
"defaultapp": "files",
"default_phone_region": "FR",
"trashbin_retention_obligation": "auto, 5",
"mail_smtpmode": "smtp",
"mail_smtpsecure": "tls",
"mail_sendmailmode": "smtp",
"mail_from_address": "***REMOVED SENSITIVE VALUE***",
"mail_smtpauthtype": "LOGIN",
"mail_smtpauth": 1,
"mail_smtphost": "***REMOVED SENSITIVE VALUE***",
"mail_smtpname": "***REMOVED SENSITIVE VALUE***",
"mail_smtppassword": "***REMOVED SENSITIVE VALUE***",
"mail_domain": "***REMOVED SENSITIVE VALUE***",
"mail_smtpport": "587",
"maintenance": false,
"theme": "",
"loglevel": 2,
"maintenance_window_start": 1,
"updater.secret": "***REMOVED SENSITIVE VALUE***"
}
}List of activated Apps
Enabled:
- activity: 6.0.0-dev.0
- app_api: 33.0.0
- bruteforcesettings: 6.0.0-dev.0
- circles: 33.0.0
- cloud_federation_api: 1.17.0
- comments: 1.23.0
- contactsinteraction: 1.14.1
- dashboard: 7.13.0
- dav: 1.36.0
- 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
- 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
- encryption: 2.21.0
- files_external: 1.25.1
- survey_client: 5.0.0-dev.0 (installed 1.13.0)
- suspicious_login: 11.0.0-dev.0
- twofactor_nextcloud_notification: 7.0.0
- user_ldap: 1.24.0Nextcloud Signing status
No errors have been found.Nextcloud Logs
{
"reqId": "81BdyTYB10aI649sbQnL",
"level": 3,
"time": "2026-03-21T09:20:06+00:00",
"remoteAddr": "my.ip.address",
"user": "admin",
"app": "no app in context",
"method": "PUT",
"url": "/remote.php/dav/files/admin/myfile.webp",
"scriptName": "/remote.php",
"message": "Uncaught exception",
"userAgent": "--",
"version": "33.0.0.16",
"exception":
{
"Exception": "Error",
"Message": "Class \"WoltLab\\WebpExif\\ChunkType\" not found",
"Code": 0,
"Trace":
[
{
"file": "/var/www/cloud.mydomain.com/web/apps/photos/lib/Listener/ExifMetadataProvider.php",
"line": 180,
"function": "decodeChunk",
"class": "WoltLab\\WebpExif\\Decoder",
"type": "->",
"args":
[
{
"__class__": "Nelexa\\Buffer\\ResourceBuffer@anonymous\u0000/var/www/cloud.mydomain.com/web/apps/photos/lib/Listener/ExifMetadataProvider.php:140$4f"
}
]
},
{
"file": "/var/www/cloud.mydomain.com/web/apps/photos/lib/Listener/ExifMetadataProvider.php",
"line": 82,
"function": "getExifFromWebP",
"class": "OCA\\Photos\\Listener\\ExifMetadataProvider",
"type": "->",
"args":
[
null
]
},
{
"file": "/var/www/cloud.mydomain.com/web/lib/private/EventDispatcher/ServiceEventListener.php",
"line": 57,
"function": "handle",
"class": "OCA\\Photos\\Listener\\ExifMetadataProvider",
"type": "->",
"args":
[
{
"__class__": "OCP\\FilesMetadata\\Event\\MetadataLiveEvent"
}
]
},
{
"file": "/var/www/cloud.mydomain.com/web/3rdparty/symfony/event-dispatcher/EventDispatcher.php",
"line": 220,
"function": "__invoke",
"class": "OC\\EventDispatcher\\ServiceEventListener",
"type": "->",
"args":
[
{
"__class__": "OCP\\FilesMetadata\\Event\\MetadataLiveEvent"
},
"OCP\\FilesMetadata\\Event\\MetadataLiveEvent",
{
"__class__": "Symfony\\Component\\EventDispatcher\\EventDispatcher"
}
]
},
{
"file": "/var/www/cloud.mydomain.com/web/3rdparty/symfony/event-dispatcher/EventDispatcher.php",
"line": 56,
"function": "callListeners",
"class": "Symfony\\Component\\EventDispatcher\\EventDispatcher",
"type": "->",
"args":
[
[
{
"__class__": "Closure"
},
{
"__class__": "Closure"
},
{
"__class__": "Closure"
},
{
"__class__": "Closure"
},
{
"__class__": "Closure"
}
],
"OCP\\FilesMetadata\\Event\\MetadataLiveEvent",
{
"__class__": "OCP\\FilesMetadata\\Event\\MetadataLiveEvent"
}
]
},
{
"file": "/var/www/cloud.mydomain.com/web/lib/private/EventDispatcher/EventDispatcher.php",
"line": 67,
"function": "dispatch",
"class": "Symfony\\Component\\EventDispatcher\\EventDispatcher",
"type": "->",
"args":
[
{
"__class__": "OCP\\FilesMetadata\\Event\\MetadataLiveEvent"
},
"OCP\\FilesMetadata\\Event\\MetadataLiveEvent"
]
},
{
"file": "/var/www/cloud.mydomain.com/web/lib/private/EventDispatcher/EventDispatcher.php",
"line": 79,
"function": "dispatch",
"class": "OC\\EventDispatcher\\EventDispatcher",
"type": "->",
"args":
[
"OCP\\FilesMetadata\\Event\\MetadataLiveEvent",
{
"__class__": "OCP\\FilesMetadata\\Event\\MetadataLiveEvent"
}
]
},
{
"file": "/var/www/cloud.mydomain.com/web/lib/private/FilesMetadata/FilesMetadataManager.php",
"line": 100,
"function": "dispatchTyped",
"class": "OC\\EventDispatcher\\EventDispatcher",
"type": "->",
"args":
[
{
"__class__": "OCP\\FilesMetadata\\Event\\MetadataLiveEvent"
}
]
},
{
"file": "/var/www/cloud.mydomain.com/web/lib/private/FilesMetadata/Listener/MetadataUpdate.php",
"line": 42,
"function": "refreshMetadata",
"class": "OC\\FilesMetadata\\FilesMetadataManager",
"type": "->",
"args":
[
{
"__class__": "OC\\Files\\Node\\File"
}
]
},
{
"file": "/var/www/cloud.mydomain.com/web/lib/private/EventDispatcher/ServiceEventListener.php",
"line": 57,
"function": "handle",
"class": "OC\\FilesMetadata\\Listener\\MetadataUpdate",
"type": "->",
"args":
[
{
"__class__": "OCP\\Files\\Events\\Node\\NodeWrittenEvent"
}
]
},
{
"file": "/var/www/cloud.mydomain.com/web/3rdparty/symfony/event-dispatcher/EventDispatcher.php",
"line": 220,
"function": "__invoke",
"class": "OC\\EventDispatcher\\ServiceEventListener",
"type": "->",
"args":
[
{
"__class__": "OCP\\Files\\Events\\Node\\NodeWrittenEvent"
},
"OCP\\Files\\Events\\Node\\NodeWrittenEvent",
{
"__class__": "Symfony\\Component\\EventDispatcher\\EventDispatcher"
}
]
},
{
"file": "/var/www/cloud.mydomain.com/web/3rdparty/symfony/event-dispatcher/EventDispatcher.php",
"line": 56,
"function": "callListeners",
"class": "Symfony\\Component\\EventDispatcher\\EventDispatcher",
"type": "->",
"args":
[
[
{
"__class__": "Closure"
},
{
"__class__": "Closure"
},
{
"__class__": "Closure"
},
{
"__class__": "Closure"
},
{
"__class__": "Closure"
}
],
"OCP\\Files\\Events\\Node\\NodeWrittenEvent",
{
"__class__": "OCP\\Files\\Events\\Node\\NodeWrittenEvent"
}
]
},
{
"file": "/var/www/cloud.mydomain.com/web/lib/private/EventDispatcher/EventDispatcher.php",
"line": 67,
"function": "dispatch",
"class": "Symfony\\Component\\EventDispatcher\\EventDispatcher",
"type": "->",
"args":
[
{
"__class__": "OCP\\Files\\Events\\Node\\NodeWrittenEvent"
},
"OCP\\Files\\Events\\Node\\NodeWrittenEvent"
]
},
{
"file": "/var/www/cloud.mydomain.com/web/lib/private/EventDispatcher/EventDispatcher.php",
"line": 79,
"function": "dispatch",
"class": "OC\\EventDispatcher\\EventDispatcher",
"type": "->",
"args":
[
"OCP\\Files\\Events\\Node\\NodeWrittenEvent",
{
"__class__": "OCP\\Files\\Events\\Node\\NodeWrittenEvent"
}
]
},
{
"file": "/var/www/cloud.mydomain.com/web/lib/private/Files/Node/HookConnector.php",
"line": 83,
"function": "dispatchTyped",
"class": "OC\\EventDispatcher\\EventDispatcher",
"type": "->",
"args":
[
{
"__class__": "OCP\\Files\\Events\\Node\\NodeWrittenEvent"
}
]
},
{
"file": "/var/www/cloud.mydomain.com/web/lib/private/legacy/OC_Hook.php",
"line": 85,
"function": "postWrite",
"class": "OC\\Files\\Node\\HookConnector",
"type": "->",
"args":
[
{
"path": "/myfile.webp"
}
]
},
{
"file": "/var/www/cloud.mydomain.com/web/apps/dav/lib/Connector/Sabre/File.php",
"line": 443,
"function": "emit",
"class": "OC_Hook",
"type": "::",
"args":
[
"OC_Filesystem",
"post_write",
{
"path": "/myfile.webp"
}
]
},
{
"file": "/var/www/cloud.mydomain.com/web/apps/dav/lib/Connector/Sabre/File.php",
"line": 363,
"function": "emitPostHooks",
"class": "OCA\\DAV\\Connector\\Sabre\\File",
"type": "->",
"args":
[
true
]
},
{
"file": "/var/www/cloud.mydomain.com/web/3rdparty/sabre/dav/lib/DAV/Server.php",
"line": 1137,
"function": "put",
"class": "OCA\\DAV\\Connector\\Sabre\\File",
"type": "->",
"args":
[
"*** sensitive parameters replaced ***"
]
},
{
"file": "/var/www/cloud.mydomain.com/web/3rdparty/sabre/dav/lib/DAV/CorePlugin.php",
"line": 492,
"function": "updateFile",
"class": "Sabre\\DAV\\Server",
"type": "->",
"args":
[
"*** sensitive parameters replaced ***"
]
},
{
"file": "/var/www/cloud.mydomain.com/web/3rdparty/sabre/event/lib/WildcardEmitterTrait.php",
"line": 89,
"function": "httpPut",
"class": "Sabre\\DAV\\CorePlugin",
"type": "->",
"args":
[
{
"__class__": "Sabre\\HTTP\\Request"
},
{
"__class__": "Sabre\\HTTP\\Response"
}
]
},
{
"file": "/var/www/cloud.mydomain.com/web/3rdparty/sabre/dav/lib/DAV/Server.php",
"line": 472,
"function": "emit",
"class": "Sabre\\DAV\\Server",
"type": "->",
"args":
[
"method:PUT",
[
{
"__class__": "Sabre\\HTTP\\Request"
},
{
"__class__": "Sabre\\HTTP\\Response"
}
]
]
},
{
"file": "/var/www/cloud.mydomain.com/web/apps/dav/lib/Connector/Sabre/Server.php",
"line": 212,
"function": "invokeMethod",
"class": "Sabre\\DAV\\Server",
"type": "->",
"args":
[
{
"__class__": "Sabre\\HTTP\\Request"
},
{
"__class__": "Sabre\\HTTP\\Response"
}
]
},
{
"file": "/var/www/cloud.mydomain.com/web/apps/dav/lib/Server.php",
"line": 427,
"function": "start",
"class": "OCA\\DAV\\Connector\\Sabre\\Server",
"type": "->",
"args":
[]
},
{
"file": "/var/www/cloud.mydomain.com/web/apps/dav/appinfo/v2/remote.php",
"line": 25,
"function": "exec",
"class": "OCA\\DAV\\Server",
"type": "->",
"args":
[]
},
{
"file": "/var/www/cloud.mydomain.com/web/remote.php",
"line": 151,
"args":
[
"/var/www/cloud.mydomain.com/web/apps/dav/appinfo/v2/remote.php"
],
"function": "require_once"
}
],
"File": "/var/www/cloud.mydomain.com/web/apps/photos/vendor/woltlab/webp-exif/src/Decoder.php",
"Line": 96,
"message": "Uncaught exception",
"exception": "{\"class\":\"Error\",\"message\":\"Class \\\"WoltLab\\WebpExif\\ChunkType\\\" not found\",\"code\":0,\"file\":\"/var/www/cloud.mydomain.com/web/apps/photos/vendor/woltlab/webp-exif/src/Decoder.php:96\",\"trace\":\"#0 /var/www/cloud.mydomain.com/web/apps/photos/lib/Listener/ExifMetadataProvider.php(180): WoltLab\\WebpExif\\Decoder->decodeChunk(Object(Nelexa\\Buffer\\ResourceBuffer@anonymous))\\n#1 /var/www/cloud.mydomain.com/web/apps/photos/lib/Listener/ExifMetadataProvider.php(82): OCA\\Photos\\Listener\\ExifMetadataProvider->getExifFromWebP(Resource id nextcloud/server#70)\\n#2 /var/www/cloud.mydomain.com/web/lib/private/EventDispatcher/ServiceEventListener.php(57): OCA\\Photos\\Listener\\ExifMetadataProvider->handle(Object(OCP\\FilesMetadata\\Event\\MetadataLiveEvent))\\n#3 /var/www/cloud.mydomain.com/web/3rdparty/symfony/event-dispatcher/EventDispatcher.php(220): OC\\EventDispatcher\\ServiceEventListener->__invoke(Object(OCP\\FilesMetadata\\Event\\MetadataLiveEvent), 'OCP\\\\FilesMetada...', Object(Symfony\\Component\\EventDispatcher\\EventDispatcher))\\n#4 /var/www/cloud.mydomain.com/web/3rdparty/symfony/event-dispatcher/EventDispatcher.php(56): Symfony\\Component\\EventDispatcher\\EventDispatcher->callListeners(Array, 'OCP\\\\FilesMetada...', Object(OCP\\FilesMetadata\\Event\\MetadataLiveEvent))\\n#5 /var/www/cloud.mydomain.com/web/lib/private/EventDispatcher/EventDispatcher.php(67): Symfony\\Component\\EventDispatcher\\EventDispatcher->dispatch(Object(OCP\\FilesMetadata\\Event\\MetadataLiveEvent), 'OCP\\\\FilesMetada...')\\n#6 /var/www/cloud.mydomain.com/web/lib/private/EventDispatcher/EventDispatcher.php(79): OC\\EventDispatcher\\EventDispatcher->dispatch('OCP\\\\FilesMetada...', Object(OCP\\FilesMetadata\\Event\\MetadataLiveEvent))\\n#7 /var/www/cloud.mydomain.com/web/lib/private/FilesMetadata/FilesMetadataManager.php(100): OC\\EventDispatcher\\EventDispatcher->dispatchTyped(Object(OCP\\FilesMetadata\\Event\\MetadataLiveEvent))\\n#8 /var/www/cloud.mydomain.com/web/lib/private/FilesMetadata/Listener/MetadataUpdate.php(42): OC\\FilesMetadata\\FilesMetadataManager->refreshMetadata(Object(OC\\Files\\Node\\File))\\n#9 /var/www/cloud.mydomain.com/web/lib/private/EventDispatcher/ServiceEventListener.php(57): OC\\FilesMetadata\\Listener\\MetadataUpdate->handle(Object(OCP\\Files\\Events\\Node\\NodeWrittenEvent))\\n#10 /var/www/cloud.mydomain.com/web/3rdparty/symfony/event-dispatcher/EventDispatcher.php(220): OC\\EventDispatcher\\ServiceEventListener->__invoke(Object(OCP\\Files\\Events\\Node\\NodeWrittenEvent), 'OCP\\\\Files\\\\Event...', Object(Symfony\\Component\\EventDispatcher\\EventDispatcher))\\n#11 /var/www/cloud.mydomain.com/web/3rdparty/symfony/event-dispatcher/EventDispatcher.php(56): Symfony\\Component\\EventDispatcher\\EventDispatcher->callListeners(Array, 'OCP\\\\Files\\\\Event...', Object(OCP\\Files\\Events\\Node\\NodeWrittenEvent))\\n#12 /var/www/cloud.mydomain.com/web/lib/private/EventDispatcher/EventDispatcher.php(67): Symfony\\Component\\EventDispatcher\\EventDispatcher->dispatch(Object(OCP\\Files\\Events\\Node\\NodeWrittenEvent), 'OCP\\\\Files\\\\Event...')\\n#13 /var/www/cloud.mydomain.com/web/lib/private/EventDispatcher/EventDispatcher.php(79): OC\\EventDispatcher\\EventDispatcher->dispatch('OCP\\\\Files\\\\Event...', Object(OCP\\Files\\Events\\Node\\NodeWrittenEvent))\\n#14 /var/www/cloud.mydomain.com/web/lib/private/Files/Node/HookConnector.php(83): OC\\EventDispatcher\\EventDispatcher->dispatchTyped(Object(OCP\\Files\\Events\\Node\\NodeWrittenEvent))\\n#15 /var/www/cloud.mydomain.com/web/lib/private/legacy/OC_Hook.php(85): OC\\Files\\Node\\HookConnector->postWrite(Array)\\n#16 /var/www/cloud.mydomain.com/web/apps/dav/lib/Connector/Sabre/File.php(443): OC_Hook::emit('OC_Filesystem', 'post_write', Array)\\n#17 /var/www/cloud.mydomain.com/web/apps/dav/lib/Connector/Sabre/File.php(363): OCA\\DAV\\Connector\\Sabre\\File->emitPostHooks(true)\\n#18 /var/www/cloud.mydomain.com/web/3rdparty/sabre/dav/lib/DAV/Server.php(1137): OCA\\DAV\\Connector\\Sabre\\File->put(Resource id nextcloud/server#53)\\n#19 /var/www/cloud.mydomain.com/web/3rdparty/sabre/dav/lib/DAV/CorePlugin.php(492): Sabre\\DAV\\Server->updateFile('files/admin/myfile...', Resource id nextcloud/server#53, NULL)\\n#20 /var/www/cloud.mydomain.com/web/3rdparty/sabre/event/lib/WildcardEmitterTrait.php(89): Sabre\\DAV\\CorePlugin->httpPut(Object(Sabre\\HTTP\\Request), Object(Sabre\\HTTP\\Response))\\n#21 /var/www/cloud.mydomain.com/web/3rdparty/sabre/dav/lib/DAV/Server.php(472): Sabre\\DAV\\Server->emit('method:PUT', Array)\\n#22 /var/www/cloud.mydomain.com/web/apps/dav/lib/Connector/Sabre/Server.php(212): Sabre\\DAV\\Server->invokeMethod(Object(Sabre\\HTTP\\Request), Object(Sabre\\HTTP\\Response))\\n#23 /var/www/cloud.mydomain.com/web/apps/dav/lib/Server.php(427): OCA\\DAV\\Connector\\Sabre\\Server->start()\\n#24 /var/www/cloud.mydomain.com/web/apps/dav/appinfo/v2/remote.php(25): OCA\\DAV\\Server->exec()\\n#25 /var/www/cloud.mydomain.com/web/remote.php(151): require_once('/var/www/cloud....')\\n#26 {main}\"}",
"CustomMessage": "Uncaught exception"
}
}Additional info
No response