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Error Bad value for attribute “srcset” on element “img”: Expected width descriptor but found “1x” at “…8107_x1.jpg 1x,”. (When the “sizes” attribute is present, all image candidate strings must specify a width.) Found 90 times on this site.
Error Bad value for attribute “srcset” on element “img”: Expected width descriptor but found “1x” at “…1948_x1.jpg 1x,”. (When the “sizes” attribute is present, all image candidate strings must specify a width.) Found 90 times on this site.
Error Bad value for attribute “srcset” on element “img”: Expected width descriptor but found “1x” at “…1616_x1.jpg 1x,”. (When the “sizes” attribute is present, all image candidate strings must specify a width.) Found 90 times on this site.
Error Bad value for attribute “srcset” on element “img”: Expected width descriptor but found “1x” at “…3265_x1.jpg 1x,”. (When the “sizes” attribute is present, all image candidate strings must specify a width.) Found 90 times on this site.
Error Bad value for attribute “srcset” on element “img”: Expected width descriptor but found “1x” at “…3780_x1.jpg 1x,”. (When the “sizes” attribute is present, all image candidate strings must specify a width.) Found 90 times on this site.
Error Bad value for attribute “srcset” on element “img”: Expected width descriptor but found “1x” at “…5073_x1.jpg 1x,”. (When the “sizes” attribute is present, all image candidate strings must specify a width.) Found 90 times on this site.
Error Bad value for attribute “srcset” on element “img”: Expected width descriptor but found “1x” at “…5639_x1.jpg 1x,”. (When the “sizes” attribute is present, all image candidate strings must specify a width.) Found 90 times on this site.
Error Bad value for attribute “srcset” on element “img”: Expected width descriptor but found “1x” at “…8698_x1.jpg 1x,”. (When the “sizes” attribute is present, all image candidate strings must specify a width.) Found 90 times on this site.
Error Bad value for attribute “srcset” on element “img”: Expected width descriptor but found “1x” at “…1932_x1.jpg 1x,”. (When the “sizes” attribute is present, all image candidate strings must specify a width.) Found 90 times on this site.
Error Bad value for attribute “srcset” on element “img”: Expected width descriptor but found “1x” at “…7737_x1.jpg 1x,”. (When the “sizes” attribute is present, all image candidate strings must specify a width.) Found 90 times on this site.
Error Bad value for attribute “srcset” on element “img”: Expected width descriptor but found “1x” at “…7925_x1.jpg 1x,”. (When the “sizes” attribute is present, all image candidate strings must specify a width.) Found 90 times on this site.
Error Bad value for attribute “srcset” on element “img”: Ends with empty image-candidate string. Found 32 times on this site.
Error End tag “figure” seen, but there were open elements. Found 13 times on this site.
Error Self-closing syntax (“/>”) used on a non-void HTML element. Ignoring the slash and treating as a start tag. Found 13 times on this site.
Error Unclosed element “figcaption”. Found 13 times on this site.
Error The “width” attribute on the “td” element is obsolete. Use CSS instead. Found 12 times on this site.
Error Attribute “height” not allowed on element “a” at this point. Found 11 times on this site.
Error Quote “"” in attribute name. Probable cause: Matching quote missing somewhere earlier. Found 10 times on this site.
Error Duplicate ID “authorboxArrow”. Found 7 times on this site.
Error No space between attributes. Found 6 times on this site.
Error Saw “<?”. Probable cause: Attempt to use an XML processing instruction in HTML. (XML processing instructions are not supported in HTML.) Found 5 times on this site.
Error The “valign” attribute on the “td” element is obsolete. Use CSS instead. Found 5 times on this site.
Error Bad value “#group-#” for attribute “href” on element “a”: Illegal character in fragment: “#” is not allowed. Found 4 times on this site.
Error An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images. Found 4 times on this site.
Error Bad value for attribute “sizes” on element “img”: Bad CSS number token: Expected a minus sign or a digit but saw “a” instead at “…32px) alt=”. Found 4 times on this site.