HTML Tidy

HTML Tidy

HTML Tidy is a HTML linter. For more info on this algorithm, please see:

• http://tidy.sf.net/

List of the Tidy errors

Error id	Link to the error description (en-US)	nl-NL	de-DE	pt-BR	sv-SE	zh-CN
Tidy_1	entity "..." doesn't end in ';'	Tidy_1_NL	Tidy_1_DE	Tidy_1_BR	Tidy_1_SE	Tidy_1_CN
Tidy_2	numeric character reference "..." doesn't end in ';'		Tidy_2_DE	Tidy_2_BR	Tidy_2_SE
Tidy_3	unescaped & or unknown entity "..."	Tidy_3_NL	Tidy_3_DE	Tidy_3_BR	Tidy_3_SE
Tidy_4	unescaped & which should be written as &		Tidy_4_DE	Tidy_4_BR
Tidy_5	named entity ' only defined in XML/XHTML		Tidy_5_DE	Tidy_5_BR
Tidy_6	missing </...>		Tidy_6_DE	Tidy_6_BR
Tidy_7	missing </...> before ...		Tidy_7_DE	Tidy_7_BR
Tidy_8	discarding unexpected ...		Tidy_8_DE	Tidy_8_BR
Tidy_9	nested emphasis ... (Notice)			Tidy_9_BR
Tidy_10	replacing unexpected ... by </...>			Tidy_10_BR
Tidy_11	... isn't allowed in <...> elements			Tidy_11_BR
Tidy_12	missing <...>			Tidy_12_BR
Tidy_13	unexpected </...> in <...>			Tidy_13_BR
Tidy_14	using <br> in place of ...			Tidy_14_BR
Tidy_15	inserting implicit <...>			Tidy_15_BR
Tidy_16	missing quote mark for attribute value			Tidy_16_BR
Tidy_17	inserting missing 'title' element			Tidy_17_BR
Tidy_18	repeated FRAMESET element			Tidy_18_BR
Tidy_19	... can't be nested			Tidy_19_BR
Tidy_20	replacing obsolete element ... by ...			Tidy_20_BR
Tidy_21	... is not approved by W3C			Tidy_21_BR
Tidy_22	... is not recognized!			Tidy_22_BR
Tidy_23	trimming empty ...			Tidy_23_BR
Tidy_24	<...> is probably intended as </...>			Tidy_24_BR
Tidy_25	... shouldn't be nested			Tidy_25_BR
Tidy_26	... not inside 'noframes' element			Tidy_26_BR
Tidy_27	content occurs after end of body			Tidy_27_BR
Tidy_28	HTML DOCTYPE doesn't match content			Tidy_28_BR
Tidy_29	adjacent hyphens within comment			Tidy_29_BR
Tidy_30	expecting -- or >			Tidy_30_BR
Tidy_31	XML comments can't contain --			Tidy_31_BR
Tidy_32	'<' + '/' + letter not allowed here	Tidy_32_NL		Tidy_32_BR
Tidy_33	HTML namespace doesn't match content			Tidy_33_BR
Tidy_34	isn't allowed after elements			Tidy_34_BR
Tidy_35	discarding malformed			Tidy_35_BR
Tidy_36	unexpected end of file ...			Tidy_36_BR
Tidy_37	SYSTEM, PUBLIC, W3C, DTD, EN must be upper case			Tidy_37_BR
Tidy_38	too many ... elements in <...>			Tidy_38_BR
Tidy_39	unescaped ... in pre content			Tidy_39_BR
Tidy_40	nested q elements, possible typo.			Tidy_40_BR
Tidy_41	... element not empty or not closed			Tidy_41_BR
Tidy_42	Output encoding does not work with standard output			Tidy_42_BR
Tidy_43	-			Tidy_43_BR
Tidy_44	missing <!DOCTYPE> declaration			Tidy_44_BR
Tidy_45	removing whitespace preceding XML Declaration			Tidy_45_BR
Tidy_46	too many ... elements in <...>			Tidy_46_BR
Tidy_47	unexpected </...> in <...>			Tidy_47_BR
Tidy_48	... unknown attribute "..."			Tidy_48_BR
Tidy_49	... inserting "..." attribute			Tidy_49_BR
Tidy_50	... attribute "..." lacks value			Tidy_50_BR
Tidy_51	... attribute "..." has invalid value "..."			Tidy_51_BR
Tidy_52	... missing '>' for end of tag			Tidy_52_BR
Tidy_53	... proprietary attribute "..."			Tidy_53_BR
Tidy_54	... proprietary attribute value "..."			Tidy_54_BR
Tidy_55	... dropping value "..." for repeated attribute "..."			Tidy_55_BR
Tidy_56	... should use client-side image map			Tidy_56_BR
Tidy_57	... has XML attribute "..."			Tidy_57_BR
Tidy_58	... unexpected or duplicate quote mark			Tidy_58_BR
Tidy_59	... attribute with missing trailing quote mark			Tidy_59_BR
Tidy_60	... id and name attribute value mismatch			Tidy_60_BR
Tidy_61	... URI reference contains backslash. Typo?			Tidy_61_BR
Tidy_62	... converting backslash in URI to slash			Tidy_62_BR
Tidy_63	... improperly escaped URI reference			Tidy_63_BR
Tidy_64	... escaping malformed URI reference			Tidy_64_BR
Tidy_65	... discarding newline in URI reference			Tidy_65_BR
Tidy_66	... anchor "..." already defined			Tidy_66_BR
Tidy_67	-			Tidy_67_BR
Tidy_68	... joining values of repeated attribute "..."			Tidy_68_BR
Tidy_69	... unexpected '=', expected attribute name			Tidy_69_BR
Tidy_70	... attribute value "..." must be lower case for XHTML			Tidy_70_BR
Tidy_71	... ID "..." uses XML ID syntax			Tidy_71_BR
Tidy_72	... attribute name "..." (value="...") is invalid			Tidy_72_BR
Tidy_73	... attribute "..." had invalid value "..." and has been replaced			Tidy_73_BR
Tidy_74	... cannot copy name attribute to id	Tidy_74_NL		Tidy_74_BR
Tidy_75	... end of file while parsing attributes			Tidy_75_BR
Tidy_76	... invalid character code ...			Tidy_76_BR
Tidy_77	... invalid character code ...			Tidy_77_BR
Tidy_78	... invalid UTF-8 bytes (char. code ...)			Tidy_78_BR
Tidy_79	... invalid UTF-16 surrogate pair (char. code ...)			Tidy_79_BR
Tidy_80	specified input encoding (...) does not match actual input encoding (...)			Tidy_80_BR
Tidy_81	-			Tidy_81_BR
Tidy_82	... invalid numeric character reference ...			Tidy_82_BR
Tidy_83	replacing ... by ...			Tidy_83_BR
Tidy_84	replacing unexpected ... by ...			Tidy_84_BR
Tidy_85	<...> is probably intended as </...>	Tidy_85_NL	Tidy_85_DE	Tidy_85_BR
Tidy_86	... lacks "..." attribute			Tidy_86_BR
Tidy_87	... is not a reserved word			Tidy_87_BR
Tidy_88	character ";" not allowed in attribute specification list			Tidy_88_BR