Errors:
A “meta” element with an “http-equiv” attribute whose value is “X-UA-Compatible” must have a “content” attribute with the value “IE=edge”.
A “link” element with a “sizes” attribute must have a “rel” attribute that contains the value “icon” or the value “apple-touch-icon”.
No space between attributes.
Quote “"” in attribute name. Probable cause: Matching quote missing somewhere earlier.
Attribute “summer” not allowed on element “img” at this point.
Attribute “sonic” not allowed on element “img” at this point.
Attribute “2018"のヘッドライナーとして再来日決定！"” not allowed on element “img” at this point.
Attribute “randomdisplay” not allowed on element “div” at this point.
Duplicate ID “player”.
Duplicate ID “albumInfo”.
The element “h2” must not appear as a descendant of the “dt” element.
The “frameborder” attribute on the “iframe” element is obsolete. Use CSS instead.
The “scrolling” attribute on the “iframe” element is obsolete. Use CSS instead.
The “marginheight” attribute on the “iframe” element is obsolete. Use CSS instead.
The “marginwidth” attribute on the “iframe” element is obsolete. Use CSS instead.
Warnings:
Section lacks heading. Consider using “h2”-“h6” elements to add identifying headings to all sections.
Attribute “2018"のヘッドライナーとして再来日決定！"” is not serializable as XML 1.0.
The first occurrence of ID “player” was here.
The first occurrence of ID “albumInfo” was here.
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