Errors:
Attribute “xmlns:fb” not allowed here.
A “meta” element with an “http-equiv” attribute whose value is “X-UA-Compatible” must have a “content” attribute with the value “IE=edge”.
Bad value “up” for attribute “rel” on element “a”: The string “up” is not a registered keyword.
Element “div” not allowed as child of element “h3” in this context. (Suppressing further errors from this subtree.)
Bad value “advstats/users-top-posters'}” for attribute “href” on element “a”: Illegal character in path segment: “}” is not allowed.
Bad value “advstats/users-top-trophy-points'}” for attribute “href” on element “a”: Illegal character in path segment: “}” is not allowed.
Bad value “advstats/users-top-liked'}” for attribute “href” on element “a”: Illegal character in path segment: “}” is not allowed.
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
Bad value for attribute “href” on element “a”: Illegal character in query: “}” is not allowed.
Named character reference was not terminated by a semicolon. (Or “&” should have been escaped as “&”.)
Bad value “Menu” for attribute “rel” on element “a”: The string “Menu” is not a registered keyword.
The “align” attribute on the “div” element is obsolete. Use CSS instead.
Warnings:
Attribute with the local name “xmlns:fb” is not serializable as XML 1.0.
Empty heading.
Article lacks heading. Consider using “h2”-“h6” elements to add identifying headings to all articles.
The “date” input type is not supported in all browsers. Please be sure to test, and consider using a polyfill.
The “type” attribute is unnecessary for JavaScript resources.
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