Invalid authentication token
The browse operation failed
Failed to set configuration for plugin
Failed to load plugin configuration from a file
Failed to load plugin
The media from_uri operation failed
The media was not found
Failed to start changed notifications
The operation was cancelled
The query operation failed
Failed to register metadata key
The removal operation failed
The resolution operation failed
The search operation failed
Searching NULL-text is not supported
The store operation failed
The store metadata operation failed
Failed to unload plugin
Failed to unregister source
These constants identify all the available core errors