things:acl.modificationinvalid

{
  "topic": "unknown/unknown/things/twin/errors",
  "headers": {},
  "path": "/",
  "value": {
    "status": 403,
    "error": "things:acl.modificationinvalid",
    "message": "The modified Access Control List of the Thing with ID 'com.acme:xdk_53' is invalid.",
    "description": "There always has to be at least one ACL Entry with <READ, WRITE, ADMINISTRATE> permissions."
  },
  "status": 403
}