HTTP 404 Cause with possibility: There is a possibility of avoiding assessing because it cannot assess the face excluding the alphanumeric character. When only the comment has been left oppositely, it is envy or sour grapes.
Coping process: The assessment of the face is demanded again. The previous face is pasted.
It moves to the site and it looks for the face further.
Detailed information
This error (HTTP 404 undetection) means no assessment though the face was inspected and running away. There is a possibility that the assessment member cannot temporarily use it. Another has the possibility that the assessment member was changed or the assessment member is deleted.