Errors:
Attribute “xmlns:article” not allowed here.
Attribute “xmlns:book” not allowed here.
Attribute “xmlns:product” not allowed here.
Attribute “xmlns:profile” not allowed here.
Attribute “xmlns:video” not allowed here.
The text content of element “script” was not in the required format: Expected space, tab, newline, or slash but found “n” instead.
Bad value “revision” for attribute “rel” on element “link”: The string “revision” is not a registered keyword.
Duplicate ID “navbarCollapse”.
Bad value “http://www.w3.org/1999/html” for the attribute “xmlns” (only “http://www.w3.org/1999/xhtml” permitted here).
Bad value “” for attribute “name” on element “input”: Must not be empty.
Bad value “https://engage.experian.co.uk/donut18/?utm_source=Online%20 Media&utm_medium=Donut&utm_campaign=vouchers%20page ” for attribute “href” on element “a”: Illegal character in query: space is not allowed.
Attribute “about” not allowed on element “article” at this point.
Bad value “right-sidebar sidebar-second” for attribute “id” on element “div”: An ID must not contain whitespace.
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
Attribute “cass” not allowed on element “div” at this point.
End tag “div” seen, but there were open elements.
Unclosed element “aside”.
Stray end tag “aside”.
Element “setion” not allowed as child of element “div” in this context. (Suppressing further errors from this subtree.)
Stray end tag “div”.
Warnings:
Attribute with the local name “xmlns:article” is not serializable as XML 1.0.
Attribute with the local name “xmlns:book” is not serializable as XML 1.0.
Attribute with the local name “xmlns:product” is not serializable as XML 1.0.
Attribute with the local name “xmlns:profile” is not serializable as XML 1.0.
Attribute with the local name “xmlns:video” is not serializable as XML 1.0.
The “banner” role is unnecessary for element “header”.
The “navigation” role is unnecessary for element “nav”.
The first occurrence of ID “navbarCollapse” was here.
Attribute “xmlns” is not serializable as XML 1.0.
The “main” role is unnecessary for element “main”.
The “article” role is unnecessary for element “article”.
Article lacks heading. Consider using “h2”-“h6” elements to add identifying headings to all articles.
The “complementary” role is unnecessary for element “aside”.
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