Problems after update (amp)

Incompatible with amp plugin after update
Please see the source(https://www.pppdog.com/636/amp) code:
1, 0 The parent tag of tag ‘head’ is ‘$root’, but it can only be ‘html’.
15 The tag ‘link rel=canonical’ appears more than once in the document.
715 The parent tag of tag ‘body’ is ‘$root’, but it can only be ‘html’.
1331 The mandatory tag ‘html doctype’ is missing or incorrect. Debug.
1331 The mandatory tag ‘html’ is missing or incorrect

Zpppdog

• This topic was modified 5 years, 7 months ago by Z.pppdog. Reason: link