[VE][127] Error detail doesn't match the error itself

URL : http://www.kleecommerce.com/index.php

An error about "required attribute "alt" not specified" is displayed, but inside it, it talks about "type" attribute :

" Typical values for type are type="text/css" for <style> and type="text/javascript" for <script>"

Error [127]: "required attribute X not specified" 
NOTE: Whenever possible, give the address of the document you were checking.