test/html-webhacc/cc-msg.en.txt

WebHACC:Title;;WebHACC (β)
WebHACC:Heading;; <a href="../error-description#WebHACC:Heading" rel="help"><abbr title="Web Hypertext Application Conformance Checker (β)"><img alt="WebHACC" src="../icons/title"></abbr></a> 
fallback-char-error;;Octet sequence <code><var>{octets}</var></code> is not an allowed representation of the character <code><var>{char}</var></code> — a character reference <code><var>{char:hexref}</var></code> should be used instead.
fallback-unassigned-error;;No character is assigned to octet sequence <code><var>{octets}</var></code>.
illegal-octets-error;;Octet sequence <code><var>{octets}</var></code> is illegal.
invalid-state-error;;The input stream is broken.
unassigned-code-point-error;;No character is assigned to octet sequence <code><var>{octets}</var></code>.
disallowed character encoding;;Character encoding <code><var>{text}</var></code> is not allowed for <abbr>HTML</abbr> document.
bad character encoding;;Character encoding <code><var>{text}</var></code> should not be used for <abbr>HTML</abbr> document.
non-utf-8 character encoding;;Use of UTF-8 is encouraged (this document is encoded in <code><var>{text}</var></code>).
character encoding unchecked;;Conformance for character encoding requirements cannot be checked, since the input is not a byte stream.
no character encoding declaration;;There is no character encoding declaration.
non ascii superset;;No character encoding metadata is found in lower‐level protocol nor is there <abbr>BOM</abbr>, while character encoding <code><var>{text}</var></code> is not a superset of <abbr>ASCII</abbr>.
sniffing:chardet;;Character encoding of this document is sniffed as <code><var>{text}</var></code> (Sniffed because no explicit specification for the character encoding of this document is found in the transfer procotol headers).
sniffing:default;;Character encoding of this document is defaulted to <code><var>{text}</var></code> because no explicit specification for the character encoding of this document is found in the transfer procotol headers.
chardecode:fallback;;Results might be <em>wrong</em>, since the conformance checker cannot find an appropriate decoder for the character encoding used for the document.
chardecode:no error;;Conformance error checking for the character encoding <code><var>{text}</var></code> is not supported.
charset label:matching;;Sniffed character encoding <code><var>{text}</var></code> is same as the character encoding specified in the character encoding declaration. This is <em>not</em> an error.
charset label detected;;While parsing the document as <code><var>{text}</var></code>, a character encoding declaration specifying a different character encoding is found. The document is reparsed.
NULL;;The <code class="charname">NULL</code> character is not allowed.
control char;;Code point <code><var>{text}</var></code> is not allowed.
bad attribute name;;Attribute name cannot contain characters <code>"</code>, <code>'</code>, and <code>=</code>.
bad attribute value;;Attribute value must be quoted by <code>"</code> or <code>'</code> if it contains a <code>"</code>, <code>'</code>, or <code>=</code> character.
bare ero;;The <code>&amp;</code> character must be escaped as <code class="html example">&amp;amp;</code>.
bare etago;;A <code>&lt;/</code> string is not followed by a tag name.
bare stago;;A <code>&lt;</code> character is not followed by tag name or by a <code>!</code> character.
bare nero;;The decimal representation of the code position of a character must be specified after <code>&amp;#</code>.
bare hcro;;The hexadecimal representation of the code position of a character must be specified after <code>&amp;#x</code>.
bogus comment;;String <code>&lt;!</code> is not followed by <code>--</code>.
bogus end tag;;String <code>&lt;/</code> is not followed by tag name.
C1 character reference;;Character reference to <code><var>{text}</var></code> is not allowed.
CR character reference;;Character reference to <code>U+000D</code> (<code class="charname">CARRIAGE RETURN</code>) is not allowed.
dash in comment;;There is a <code>--</code> sequence in a comment.
duplicate attribute;;There are two attributes with name <code><var>{text}</var></code>.
empty start tag;;Empty start tag (<code>&lt;&gt;</code>) is not allowed.
empty end tag;;Empty end tag (<code>&lt;/&gt;</code>) is not allowed.
end tag attribute;;End tag cannot have attributes.
empty unquoted attribute value;;Attribute value is not specified.
invalid character reference;;Character reference to <code><var>{text}</var></code> is not allowed.
nestc;;Polytheistic slash (<code>/&gt;</code>) cannot be used for this element.
no DOCTYPE name;;After the string <code>&lt;!DOCTYPE </code>, the document type name must be specified.
no PUBLIC literal;;After the keyword <code>PUBLIC</code>, no oublic identifier is specified.
no refc;;Character reference must be closed by a <code>;</code> character.
no space before DOCTYPE name;;After the string <code>&lt;!DOCTYPE</code>, there must be at least a white space character before the document type name.
no space between attributes;;Attributes must be separeted by at least a white space character.
no SYSTEM literal;;After the keyword <code>SYSTEM</code>, no system identifier is specified.
pio;;Processing instruction (<code>&lt;?<var>...</var>&gt;</code>) is not allowed in HTML document.
string after DOCTYPE name;;There is a bogus string after the document type name.
string after PUBLIC;;There is a bogus string after the keyword <code>PUBLIC</code>.
string after PUBLIC literal;;There is a bogus string after the public identifier.
string after SYSTEM;;There is a bogus string after the keyword <code>SYSTEM</code>.
string after SYSTEM literal;;There is a bogus string after the system identifier.
unclosed attribute value;;Attribute value is not closed by a quotation mark.
unclosed comment;;Comment is not closed by a string <code>--&gt;</code>.
unclosed DOCTYPE;;The <code>DOCTYPE</code> is not closed by a <code>&gt;</code> character.
unclosed PUBLIC literal;;The public identifier literal is not closed by a quotation mark.
unclosed SYSTEM literal;;The system identifier literal is not closed by a quotation mark.
unclosed tag;;Tag is not closed by a <code>&gt;</code> character.
after after frameset;;There is a start tag <code>&lt;<var>{text}</var>&gt;</code> is after the <code>html</code> element is closed.
after after frameset:/;;There is an end tag <code>&lt;/<var>{text}</var>&gt;</code> is after the <code>html</code> element is closed.
after body;;Start tag <code>&lt;<var>{text}</var>&gt;</code> is not allowed after the <code>body</code> is closed.
after body:/;;End tag <code>&lt;/<var>{text}</var>&gt;</code> is not allowed after the <code>body</code> is closed.
after body:#text;;Non‐white‐space characters are not allowed after the <code>body</code> is closed.
after frameset;;Start tag <code>&lt;<var>{text}</var>&gt;</code> is not allowed after the <code>frameset</code> is closed.
after frameset:/;;End tag <code>&lt;/<var>{text}</var>&gt;</code> is not allowed after the <code>frameset</code> is closed.
after frameset:#text;;Non‐white‐space characters are not allowed after the <code>frame</code> is closed.
after head;;The <code><var>{text}</var></code> element cannot be inserted between <code>head</code> and <code>body</code> elements.
after html;;Start tag <code>&lt;<var>{text}</var>&gt;</code> is not allowed after the <code>html</code> is closed.
after html:/;;End tag <code>&lt;/<var>{text}</var>&gt;</code> is not allowed after the <code>html</code> is closed.
after html:#text;;Non‐white‐space characters are not allowed after the <code>html</code> is closed.
image;;The <code>image</code> element is obsolete.
in a:a;;Anchor cannot be nested.
in body;;Start tag <code>&lt;<var>{text}</var>&gt;</code> is not allowed in the <code>body</code> element.
in body:#eof;;Some element is not closed before the end of file.
in button:button;;The <code>button</code> element cannot be nested.
in CDATA:#eof;;Element is not closed before the end of file.
in form:form;;Start tag <code>&lt;form&gt;</code> is not allowed in a <code>form</code> element.
in frameset;;Start tag <code>&lt;<var>{text}</var>&gt;</code> is not allowed in a <code>framset</code> element.
in frameset:/;;End tag <code>&lt;/<var>{text}</var>&gt;</code> is not allowed in a <code>frameset</code> element.
in frameset:#text;;Non‐white‐space characters are not allowed in a <code>frameset</code> element.
in head:head;;Start tag <code>&lt;head&gt;</code> is not allowed in the <code>head</code> element.
in html:#DOCTYPE;;A <code>DOCTYPE</code> appears after any element or data character has been seen.
in nobr:nobr;;The <code>nobr</code> element cannot be nested.
in noscript;;The <code><var>{text}</var></code> element is not allowed in a <code>noscript</code> element in the <code>head</code> element.
in noscript:/;;An end tag <code>&lt;/<var>{text}</var>&gt;</code> appers before the <code>noscript</code> element is closed.
in noscript:#eof;;A <code>noscript</code> element is not closed before the end of file.
in noscript:#text;;Non‐white‐space characters are not allowed in a <code>noscript</code> element in the <code>head</code> element.
in PCDATA:#eof;;Element is not closed before the end of file.
in select;;Start tag <code>&lt;<var>{text}</var>&gt;</code> is not allowed in a <code>select</code> element.
in select:/;;End tag <code>&lt;/<var>{text}</var>&gt;</code> is not allowed in a <code>select</code> element.
in table;;Start tag <code>&lt;<var>{text}</var>&gt;</code> is not allowed in a <code>table</code> element.
in table:/;;End tag <code>&lt;/<var>{text}</var>&gt;</code> is not allowed in a <code>table</code> element.
in table:#text;;Non‐white‐space character is not allowed within the <code>table</code> element, outside of the caption and cells.
isindex;;The <code>isindex</code> element is obsolete.
missing start tag:tr;;Start tag of <code>tr</code> element is missing.
no DOCTYPE;parse-error;This document does not start with a <code>DOCTYPE</code>.
not closed;parse-error;Element <code><var>{text}</var></code> is not closed.
not first start tag;parse-error;This <code>&lt;html&gt;</code> tag is not the first start tag.
not HTML5;parse-error;This document is written in an old version of HTML.
start tag not allowed;parse-error;Start tag <code>&lt;<var>{text}</var>&gt;</code> is not allowed here.
unmatched end tag;parse-error;Element <code><var>{text}</var></code> is not opened.
XSLT-compat;;The <code>DOCTYPE</code> legacy string is used.
basehref after URL attribute;;The <code>base</code> element with the <code>href</code> attribute specified cannot be placed after any attribute with a URL.
basetarget after hyperlink;;The <code>base</code> element with the <code>target</code> attribute specified cannot be placed after any element that defines a hyperlink.
character not allowed;;Data character is not allowed in this context.
character not allowed:empty;;Non‐white‐space characters are not allowed in an empty element.
character not allowed:atom|PersonConstruct;;Non‐white‐space characters are not allowed in Person construct.
character not allowed:atom|TextConstruct;;Non‐white‐space characters are not allowed in Text construct.
child element missing;;There must be an element <code><var>{text}</var></code> as a child of this element.
child element missing:td|th;content-model-error;There must be a <code>td</code> or <code>th</code> element as a child of this element.
child element missing:atom;;There must be an element <code><var>{text}</var></code> in the Atom namespace as a child of this element.
child element missing:atom:link:alternate;;There must be an Atom <code>link</code> element whose <code>rel</code> attribute is set to <code>alternate</code> as a child of this element.
child element missing:atom:link:self;;There should be an Atom <code>link</code> element whose <code>rel</code> attribute is set to <code>self</code> as a child of this element.
element missing:hn;;There must be at least one <code>h<var>n</var></code> element descendant.
element not allowed;;This element is not allowed in this context.
element not allowed:area;;An <code>area</code> element cannot be used outside of a <code>map</code> element.
element not allowed:base;;There is another <code>base</code> element.
element not allowed:datatemplate;;In a <code>datatemplate</code> element, only <code>rule</code> elements are allowed.
element not allowed:details legend;;In a <code>details</code> element, only at the beginning of the element a <code>lengend</code> element may be used.
element not allowed:empty;;Elements are not allowed in an empty element.
element not allowed:figure legend;;In a <code>figure</code> element, only at the beginning or only at the end of the element a <code>lengend</code> element may be used.
element not allowed:flow;;This element is not allowed where flow content is expected.
element not allowed:flow style;;A <code>style</code> element without <code>scoped</code> attribute is not allowed in this context.
element not allowed:head noscript;;This element is not allowed in a <code>noscript</code> element in the <code>head</code> element.
element not allowed:head style;;A <code>style</code> element with <code>scoped</code> attribute is not allowed in the <code>head</code> element.
element not allowed:head title;;There is another <code>title</code> element.
element not allowed:minus;;This element is not allowed in this context.
element not allowed:meta charset;;The character encoding declaration is not the first child element in the <code>head</code> element.
element not allowed:metadata;;This element is not allowed where metadata content is expected.
element not allowed:phrasing;;This element is not allowed where phrasing content is expected.
element not allowed:root;;This element is not allowed as the root element of a document.
element not allowed:root:xml;;This element is not allowed as the root element of an XML document.
element not allowed:ruby base;;This element is not allowed in the <code>ruby</code> element.
element not allowed:text;;This element is not allowed in this context.
element not allowed:atom|content;;This element is not allowed in an Atom <code>content</code> element.
element not allowed:atom|PersonConstruct;;This element is not allowed in Person construct.
element not allowed:atom|TextConstruct;;This element is not allowed in Text construct.
element not defined;;This element is not defined.
no significant content;;No significant content is contained in this element.
no significant content before;;There is no significant content before this element.
no significant content at the end;;No significant content is contained at the end of this element.
ps element missing;;There is no <code><var>{text}</var></code> element before this element.
rp:syntax error;;The content of a <code>rp</code> element must be a parenthesis.
attribute missing;;Required attribute <code><var>{text}</var></code> is not specified.
attribute missing:data|type;;For an <code>object</code> at least one of <code>data</code> and <code>type</code> attributes must be specified.
attribute missing:href|target;;For a <code>base</code> element, at least one of <code>href</code> and <code>target</code> attributes must be specified.
attribute missing:name|http-equiv;;For a <code>meta</code> element with the <code>content</code> attribute specified, exactly one of <code>name</code> and <code>http-equiv</code> attributes must be specified.
attribute missing:name|http-equiv|charset;;For a <code>meta</code> element, exactly one of <code>name</code>, <code>http-equiv</code>, and <code>charset</code> attributes must be specified.
attribute not allowed;;Attribute <code><var>{local-name}</var></code> is not allowed for <code><var>{element-local-name}</var></code> element.
attribute not allowed:ismap;;The <code>ismap</code> attribute may only be used for the image contained in an <code>a</code> element.
attribute not defined;;This attribute is not defined.
in HTML:xml:lang;;The <code>xml:lang</code> attribute in HTML document is ignored.
in XML:charset;;The <code>charset</code> attribute is not allowed in XML document.
in XML:noscript;;A <code>noscript</code> element cannot be used in XML document.
in XML:xml:lang;;The <code>xml:lang</code> attribute in no namespace is only allowed in HTML document.
in XML:xmlns;;The <code>xmlns</code> attribute in the <code>null</code> namespace is not allowed in XHTML document. The document is non-conforming.
xml:lang not allowed;;The <code>xml:lang</code> attribute is only allowed when the <code>lang</code> attribute is specified.
boolean:invalid;;Attribute value <code><var>{@}</var></code> is not allowed. It must be an empty string or a string <code><var>{local-name}</var></code>.
char:syntax error;;The attribute value must be exactly one character.
charref in charset;;A character reference cannot be used to represent a character encoding name.
charset:not preferred;;Character encoding name <code><var>{value}</var></code> is not the preferred name of that character encoding.
charset:not registered;;Character encoding name <code><var>{value}</var></code> is not a registered name.
charset:private;;Character encoding name <code><var>{value}</var></code> is a private name.
charset:syntax error;;The specified value <code><var>{value}</var></code> is syntactically not a character encoding name.
color:syntax error;;The specified value is not a color name or hexadecimal color number.
coords:number not 3;;The <code>coords</code> attribute have to contain three (3) numbers (specified: <code><var>{text}</var></code>).
coords:number not 4;;The <code>coords</code> attribute have to contain four (4) numbers (specified: <code><var>{text}</var></code>).
coords:number lt 6;;The <code>coords</code> attribute have to contain more than or equal to six (6) numbers (specified: <code><var>{text}</var></code>).
coords:number not even;;The <code>coords</code> attribute have to contain even number of numbers (specified: <code><var>{text}</var></code>).
coords:out of range;;The specified value <code><var>{value}</var></code> is out of range.
coords:syntax error;;The specified value is not valid.
datetime:bad year;;Year number is out of range.
datetime:bad month;;Month number is out of range.
datetime:bad day;;Day number is out of range.
datetime:bad hour;;Hour number is out of range.
datetime:bad minute;;Minute number is out of range.
datetime:bad second;;Second number is out of range.
datetime:bad timezone hour;;Hour number of the timezone component is out of range.
datetime:bad timezone minute;;Minute number of the timezone component is out of range.
datetime:syntax error;;The attribute value is not a datetime.
dateortime:syntax error;;The value is not a date or time.
enumerated:invalid;;This attribute only allow a limited set of values and the specified value <code><var>{@}</var></code> is not one of them.
enumerated:invalid:http-equiv:content-type;attribute-value-error;Character encoding declaration syntax <code class="html bad example">&lt;meta http-equiv="Content-Type" content="text/html; charset=<var>charset-name</var>"&gt;</code> is obsolete.
enumerated:non-conforming;;Attribute value <code><var>{@}</var></code> is not allowed.
duplicate http-equiv;;There is another pragma <code><var>{value}</var></code>.
duplicate ID;attribute-value-error;This identifier has already been assigned to another element.
duplicate token;;The token <code><var>{value}</var></code> appears in the attribute value twice.
empty attribute value;;The attribute value is empty.
empty style sheet title;;The value of the <code>title</code> attribute is empty.
float:out of range;;The specified value is out of range.
float:syntax error;;The attribute value is not a real number.
fragment points itself;;A fragment identifier references the element itself.
fragment points nothing;;A fragment identifier references no node.
hashref:syntax error;;A hash−name reference must start with a <code>#</code> character.
id ne name;;The <code>id</code> attribute value is different from the <code>name</code> attribute value.
integer:syntax error;;The attribute value is not an integer.
link type:bad context;;The link type <code><var>{value}</var></code> cannot be specified for this element.
invalid attribute value;attribute-value-error;Attribute value <code><var>{@}</var></code> is not an allowed value.
length:syntax error;;The attribute value is not a length value.
link type:non-conforming;;The link type <code><var>{value}</var></code> is non-conforming.
meta content-type syntax error;;The specified value is not a valid as a long character encoding declaration.
mismatched charset name;;The specified character encoding name <code><var>{value}</var></code> is different from the actual document character encoding <code><var>{text}</var></code>.
mismatched charset name not checked;;Whether the specified character encoding name <code><var>{value}</var></code> matches to the actual character encoding name cannot be checked since the input is not a byte stream.
mode:syntax error;;The attribute value is not a valid mode name.
nninteger:out of range;;The specified value is out of range.
nninteger:syntax error;;The attribute value is not a non‐negative integer.
no referenced map;;The <code>usemap</code> attribute references no image map.
no referenced menu;;The <code>contextmenu</code> attribute references no menu.
no referenced header cell;;There is no table header cell whose <code>id</code> is <code><var>{value}</var></code> in the same table.
refresh:syntax error;;the specified value is not a valid as part of a <code>Refresh</code> pragma.
repeat:syntax error;;The attribute value is not an integer or a string <code>template</code>.
reserved browsing context name;attribute-value-error;Browsing context name <code><var>{@}</var></code> is reserved.
Reserved Prefixes and Namespace Names:Name;;Namespace name <code><var>{text}</var></code> is reserved and cannot be used for an arbitrary prefix.
Reserved Prefixes and Namespace Names:Prefix;;Namespace prefix <code><var>{text}</var></code> is reserved and cannot be used for an arbitrary namespace name.
link type:proposed;;Link type <code><var>{value}</var></code> is proposed but not accepted yet; it <em>should not</em> be used until it has been accepted.
sizes:syntax error;;The specified value <code><var>{value}</var></code> is not a valid value.
space in ID;;White space characters are not allowed in the <code>id</code> attribute.
template:not template;;The node referenced by the <code>template</code> attribute is not a template.
window name:empty;;Browsing context name must not be empty.
window name:reserved;;Browsing context name <code><var>{value}</var></code> is reserved.
word not allowed;;The word <code><var>{value}</var></code> is not allowed in this attribute.
XML 1.0 NCName:syntax error;;The specified value is not a legal XML Namespaces 1.0 <code>NCName</code>.
xml:lang ne lang;;The value of the <code>xml:lang</code> attribute is different from the value of the <code>lang</code> attribute.
cell overlapping;;Cell slot (<var>{text}</var>) is filled by multiple cells.
colspan creates column with no anchored cell;;This <code>colspan</code> attribute results in creating a table column that does not contain any cell anchored to it.
column with no anchored cell;;This column has no anchored cell.
table:no cell in last row;table-model-error;The table has no cell (<code>td</code> or <code>th</code>) in the last row.
table:rowspan extends table;table-model-error;This <code>rowspan</code> attribute results in creating a table row that does not contain any cell anchored to it.
row with no anchored cell;;This row has no anchored cell.
rowspan creates row with no anchored cell;;This <code>rowspan</code> attribute results in creating a table row that does not contain any cell anchored to it.
boundary:syntax error;;The specified value is not a valid value as a multipart boundary.
e4x:syntax error;;The specified value is not a valid value for the attribute <code>e4x</code>.
IMT:attribute syntax error;;The specified value, <code><var>{value}</var></code>, is syntactically not a valid attribute name.
IMT:composite;;The specified media type is a composite type, which is not allowed in this context.
IMT:limited use subtype;;An Internet Media Type whose intended usage is limited use, <code><var>{value}</var></code> is used.
IMT:syntax error;;The specified value is not an Internet Media Type.
IMT:obsolete parameter;;An obsolete parameter <code><var>{value}</var></code> is used.
IMT:obsolete subtype;;An obsolete Internet Media Type <code><var>{value}</var></code> is used.
IMT:parameter missing;;Parameter <code><var>{text}</var></code> have to be specified for the Internet Media Type <code><var>{value}</var></code>.
IMT:parameter not allowed;;Parameter <code><var>{value}</var></code> is not allowed for this Internet Media Type.
IMT:private subtype;;Use of a private Internet Media Type <code><var>{value}</var></code> is not encouraged.
IMT:private type;;Use of a private type <code><var>{value}</var></code> is not encouraged.
IMT:subtype syntax error;;Value <code><var>{value}</var></code> is syntactically not a valid subtype value of an Internet Media Type.
IMT:type syntax error;;Value <code><var>{value}</var></code> is syntactically not a valid type.
IMT:unknown parameter;;An unknown parameter <code><var>{value}</var></code> is used. The conformance checker cannot determine whether use of this parameter is valid or not.
IMT:unknown subtype;;An unknown Internet Media Type <code><var>{value}</var></code> is used. At the time of the update of the conformance checker's Internet Media Type database, the subtype is not reigstered to the IANA registry. The subtype, however, might be registerd to the IANA registry thereafter. Please consult the IANA registry.
IMT:unregistered subtype;;Use of an Internet Media Type <code><var>{value}</var></code> is not encouraged since it is not part of the IANA registry.
IMT:unregistered type;;Use of a type <code><var>{value}</var></code> is not encouraged since it is not a standardized type.
not IMT;;A value that is not an Internet Media Type is not allowed here.
syntax error:iri3987;;The specified value is syntactically not an IRI.
syntax error:iriref3987;;The specified value is syntactically not an IRI reference.
syntax error:rdfuriref;;The specified value is syntactically not an RDF URI reference.
syntax error:uri2396;;The specified value is syntactically not a URI according to RFC 2396.
syntax error:uri3986;;The specified value is syntactically not a URI.
URL:address format;;URL host address format <code><var>{text}</var></code> is not defined.
URL:default port;;Default port number should be omitted.
URL:dot-segment;;A dot-segment (<code>.</code> or <code>..</code>) occurs in an absolute reference.
URL:empty host;;The host component of the URL is empty.
URL:empty path;;The URL does not end with a <code>/</code> character.
URL:empty port;;The port component of the URL is empty.
URL fragment not allowed;;The fragment component of the URL is not allowed.
URL:long host;;The host component of the URL is too long.
URL:lowercase hexadecimal digit;;A lowercase hexadecimal digit is used in percent-encoding.
URL:non-DNS host;;The host component of the URL is not a DNS host name.
URL:non UTF-8 host;;The host component of the URL is not encoded in UTF-8.
URL:password;;Password should not be included in a URL for the security.
URL:percent-encoded unreserved;;An unreserved character is percent-encoded.
URL:uppercase host;;The host <code><var>{value}</var></code> should be spelt in lowercase.
URL:uppercase scheme name;;URL scheme name is in uppercase.
mq syntax error;;The specified value has a syntax error as a media query.
unknown media type;;Media type <code><var>{value}</var></code> is not supported by the conformance checker.
an+b not closed;;Argument list of the pseudo-class is not closed by a <code>)</code> character.
ab+b not integer;;Numbers in the argument <code><var>a</var>n+<var>b</var></code> have to be integers.
an+b syntax error;;Argument <code><var>a</var>n+<var>b</var></code> is syntactically incorrect.
attr selector not closed;;Attribute selector is not closed by a <code>]</code> character.
lang selector not closed;;Argument list of the <code>:lang</code> selector is not closed by a <code>)</code> character.
namespace prefix:not declared;;Namespace prefix <code><var>{value}</var></code> is not declared.
no attr local name;;Attribute local name is missing.
no attr match;;Attribute matching operator (e.g. <code>=</code>) is missing.
no attr name;;Attribute name is missing.
no attr namespace separator;;Attribute namespace wildcard <code>*</code> is not followed by a <code>|</code> character.
no attr value;;Attribute value is missing.
no class name selector;;Class name is missing.
no combinator;;Combinator is missing.
no contains string;;No string is specified in the argument list of the <code>:-manakai-contains</code> pseudo-class selector.
no lang tag;;Language tag argument is missing.
no local name selector;;Local name part of the type selector (or <code>*</code> for the universal selector) is missing.
no pseudo-class name;;Pseudo-class name is missing.
no pseudo-element name;;Pseudo-element name is missing.
no sss;;Sequence of simple selectors is expected.
not not closed;;Argument list of the <code>:not</code> selector is not closed by a <code>)</code> character.
ss after pseudo-element;;Simple selector is not allowed after a pseudo element.
unknown pseudo-class;;Pseudo-class <code>:<var>{value}</var></code> is not supported by the conformance checker.
unknown pseudo-element;;Pseudo-element <code>::<var>{value}</var></code> is not supported by the conformance checker.
at-rule not allowed;;An <code>@<var>{text}</var></code> rule is not allowed here.
at-rule syntax error;;The <code>@<var>{text}</var></code> rule is syntactically incorrect.
block not closed;;Block is not closed before the end of file.
CSS duplication;;Component <code>&lt;<var>{text}</var>&gt;</code> is already specified.
CSS cursor hand;;Value <code>hand</code> is not valid as <code>&lt;'cursor'&gt;</code>.
CSS syntax error;;Specified value is syntactically not a correct <code>&lt;<var>{text}</var>&gt;</code>.
no declaration block;;No declaration block is found after a group of selectors.
no property colon;;A <code>:</code> character is missing after a property name.
no property name;;Property name is expected.
no property semicolon;;A <code>;</code> character is missing at the end of the property.
priority syntax error;;Priority part of the declaration is syntactically incorrect.
unknown at-rule;;The <code>@<var>{value}</var></code> rule is not supported by the conformance checker.
unknown property;;Property <code><var>{value}</var></code> is not supported by the conformance checker.
both in entries and whitelist;;This URL is found both in the explicit or fallback entries and in the online whitelist.
different origin from manifest;;The specified URL has different origin from the manifest.
different scheme from manifest;;The scheme component of the URL is different from that of the manifest URL. The URL is ignored.
duplicate oc namespace;;This oppotunistic caching namespace is already specified.
no fallback entry URL;;Fallback entry URL is missing.
not manifest;;This document is not a cache manifest.
same as manifest URL;;This URL is same as the manifest URL.
deprecated:attr;;This attribute is deprecated.
deprecated:element;;This element is deprecated.
status:cr:element;;This element is in the <strong>call for implementation</strong> stage.
status:lc:element;;This element is in the <strong>last call for comments</strong> stage.
status:wd:element;;This element is documented in a <strong>working draft</strong>.
status:non-standard:element;;This element is <strong>not part of any standard</strong> the conformance checker knows.
status:cr:attr;;This attribute is in the <strong>call for implementation</strong> stage.
status:lc:attr;;This attribute is in the <strong>last call for comments</strong> stage.
status:wd:attr;;This attribute is documented in a <strong>working draft</strong>.
status:non-standard:attr;;This attribute is <strong>not part of any standard</strong> the conformance checker knows.
langtag:extension:duplication;;There is another extension subtag <code><var>{value}</var></code>.
langtag:illegal;;Subtag <code><var>{value}</var></code> is syntactically invalid.
langtag:language:case;;It is a good practice to represent ISO 639-1 language code <code><var>{value}</var></code> in lowercase.
langtag:language:mul;;Langauge tag <code>mul</code> should not be used.
langtag:language:nosemantics;;No semantics is defined for language subtag <code><var>{value}</var></code>.
langtag:language:syntax;;The language subtag <code><var>{value}</var></code> is syntactically invalid.
langtag:language:und;;Langauge tag <code>und</code> should not be used.
langtag:private;;It would be better if a private use language tag (<code><var>{value}</var></code>) is not used.
langtag:privateuse:syntax;;Private use subtag <code><var>{value}</var></code> is syntactically invalid.
langtag:region:case;;It is a good practice to represent ISO 3166 country code <code><var>{value}</var></code> in uppercase.
langtag:region:nosemantics;;No semantics is defined for region subtag <code><var>{value}</var></code>.
langtag:region:private;;Use of private use country code <code><var>{value}</var></code> is not allowed.
bad rdf namespace;;The namespace URI of an element that represents an RDF concept must be <code>http://www.w3.org/1999/02/22-rdf-syntax-ns#</code>.
duplicate rdf id;;The specified value is already used as an ID.
duplicate unqualified attr;;Both unqualified attribute and namespace‐qualified RDF attribute are specified, which is not allowed.
parse type other;;An invalid value is specified to the <code>parseType</code> attribute.
second node element;;There is another element, such that this element is not allowed.
unqualified attr;;Unqualified attribute is not allowed.
unqualified rdf attr;;RDF attribute should be namespace‐qualified.
unknown element;;Conformance checking for element <code><var>{local-name}</var></code> is not supported; <em>it might or might not be conforming</em>.
unknown attribute;;Conformance checking for attribute <code><var>{local-name}</var></code> of element <code><var>{element-local-name}</var></code> is not supported; <em>it might or might not be conforming</em>.
unknown link type;;Link type <code><var>{value}</var></code> is not standardized or registered at the time of the release of the conformance checker; <em>it is non-conforming unless it now has been registered</em>.
event handler;;Conformance checking for event handler attribute is not supported; <em>it might or might not be conforming.</em>
media query;;Conformance checking for media query is not supported; <em>it might or might not be conforming.</em>
addr-spec not supported;;Conformance checking for an <code>addr-spec</code> is not supported; <em>it might or might not be conforming.</em>
XML script lang;;Conformance checking for script language <code><var>{text}</var></code> is not supported; <em>it might or might not be conforming.</em>
XML style lang;;Conformance checking for style language <code><var>{text}</var></code> is not supported; <em>it might or might not be conforming.</em>
atom|content not supported;;Conformance checking for an Atom <code>content</code> element with <code>type</code> <code><var>{text}</var></code> is not supported.
help not available;;No more information is available.
Input;;Input
By URL;;By URL
By direct input;;By direct input
Options;;More options
Check error page;;Check an error page
Content type;;Content type
Charset;;Character encoding
As specified;;As specified
Japanese charsets;;Japanese character encodings
European charsets;;European character encodings
Asian charsets;;Asian character encodings
Unicode charsets;;Unicode character encodings
Document source to check;;Document source to check
Check;;Check
Setting innerHTML;;Setting <code>innerHTML</code> of HTML element
Information;;Information
HTTP Header;;<abbr title="Hypertext Transfer Protocol">HTTP</abbr> Header
Parse Errors Section;;Parse Errors
Parse Errors;;Parse Errors
Document Source;;Document Source
Source;;Source
Tables Section;;Structure of Tables
Tables;;Tables
Document Tree;;Document Tree
Tree;;Tree
Document;;Document
Document Structure;;Document Structure
Structure;;Structure
Reformatted Document Source;;Reformatted Document Source
Reformatted;;Reformatted
RDF Triples;;<abbr>RDF</abbr> Triples
RDF;;<abbr>RDF</abbr>
Structural Errors;;Structural Errors
Struct. Errors;;Struct. Errors
Transfer Errors;;Transfer Errors
Trans. Errors;;Trans. Errors
Result;;Result
manakaiCompatMode:quirks;;Quirks Mode
manakaiCompatMode:limited quirks;;Limited Quirks Mode
manakaiCompatMode:no quirks;;No Quirks Mode
manakaiIsHTML:1;;HTML Document
manakaiIsHTML:0;;XML Document
manakaiCharset;;<code>charset</code> parameter
inputEncoding;;Input character encoding
xmlVersion;;XML <code>version</code>
xmlEncoding;;XML <code>encoding</code>
xmlStandalone;;XML <code>standalone</code>
... with BOM;; (with <code class="charname"><abbr title="BYTE ORDER MARK">BOM</abbr></code>)
URL;;<abbr title="Uniform Resource Locator">URL</abbr>
URLs;;<abbr title="Uniform Resource Locators">URLs</abbr>
Container Node;;Container Node
Table Element;;Table Element
Base URL;;Base URL
Internet Media Type;;Internet Media Type
Character Encoding;;Character Encoding
Byte Length;;Byte Length
Character Length;;Character Length
... overridden;; (<i>overridden</i>)
... overridden, official type is #;; (<i>overridden</i>; official type is <code class="MIME" lang="en"><var>{text}</var></code>)
... sniffed;; (<i>sniffed</i>)
byte;;byte
bytes;;bytes
Explicit entries;;Explicit entries
Fallback entries;;Fallback entries
Opportunistic caching namespace;;Opportunistic caching namespace
Fallback entry;;Fallback entry
Online whitelist;;Online whitelist
No entry;;No entry
Subject;;Subject
Predicate;;Predicate
Object;;Object
character;;character
characters;;characters
Line #;;Line <var>{text}</var>
column #;;column <var>{text}</var>
Index #;;Index <var>{text}</var>
Unknown location;;Unknown location
(unknown);;(Unknown)
Description;;Description
Table #;;Structure of Table #<var>{text}</var>
Subdocument #;;Subdocument #<var>{text}</var>
Sub #;;Sub #<var>{text}</var>
...;;..
Score;;Score
Subtotal;;Subtotal
Total;;Total
Main document;;Main document
Subdocuments;;Subdocuments
Transfer L.;;<abbr title="Transfer protocol">Transfer</abbr>
Encode L.;;<abbr title="Character encoding">Encoding</abbr>
Char L.;;<abbr title="Coded characters">Character</abbr>
Syntax L.;;Syntax
Structure L.;;Structure
Semantics L.;;Semantics
N/A;;N/A
No error found.;;No error found.
No transfer error found.;;This document has no transfer protocol header error.
No parse error found.;;This document has no parse error.
No structural error found.;;This document has no structral error.
This checker is work in progress.;; <p><strong>Important</strong>: This conformance checking service is <em>under development</em>. The result above might be <em>wrong</em>.</p> 
Conformance is conforming;;No conformance‐error is found in this document.
Conformance is should-error;;This document is <strong>likely <em>non</em>-conforming</strong>, but in rare case it might be conforming. The checker cannot determine whether this document is in the rare case or not.
Conformance is non-conforming;;This document is <strong><em>non</em>-conforming</strong>.
Conformance is uncertain;;The conformance checker cannot decide whether the document is conforming or not, since the document contains one or more unsupported features. The document might or might not be conforming.
Error level m;;<a href="../error-description#Error-level-m" rel="help"><em class="rfc2119">MUST</em>‐level error</a>
Error level s;;<a href="../error-description#Error-level-s" rel="help"><em class="rfc2119">SHOULD</em>‐level error</a>
Error level w;;<a href="../error-description#Error-level-w" rel="help">Warning</a>
Error level i;;<a href="../error-description#Error-level-i" rel="help">Information</a>
Error level u;;<a href="../error-description#Error-level-u" rel="help">Not supported</a>