If you read the story you would see that the database host is a shared host (as in hundreds of other clients of the Webhost have accounts on it) and that the er

If you read the story you would see that the database host is a shared host (as in hundreds of other clients of the Webhost have accounts on it) and that the error is likely the result of a persistent hack. As in there is a vulnerability where someone can get access to the server and create a passwordless root account, so that they can siphon the data out. Once that account is deleted, a new passwordless root account is created by the attacker in order to continue access.