Errors:
Using the “meta” element to specify the document-wide default language is obsolete. Consider specifying the language on the root element instead.
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
No space between attributes.
Quote “"” in attribute name. Probable cause: Matching quote missing somewhere earlier.
Quote “'” in attribute name. Probable cause: Matching quote missing somewhere earlier.
Bad value “_paq.push(['trackEvent', 'Navigation', 'Click', 'Besuchsdienst + Betreuungsgruppen ” for attribute “onclick” on element “a”: unterminated string literal
Attribute “zeit” not allowed on element “a” at this point.
Attribute “für” not allowed on element “a” at this point.
Attribute “mich"']);"” not allowed on element “a” at this point.
Bad value “_paq.push(['trackEvent', 'Navigation', 'Click', 'Projekt ” for attribute “onclick” on element “a”: unterminated string literal
Attribute “schutzengel"']);"” not allowed on element “a” at this point.
Bad value “_paq.push(['trackEvent', 'Navigation', 'Click', 'Mundartwettbewerb ” for attribute “onclick” on element “a”: unterminated string literal
Attribute “lahrer” not allowed on element “a” at this point.
Attribute “murre"']);"” not allowed on element “a” at this point.
Bad value “_paq.push(['trackEvent', 'Navigation', 'Click', 'Des gibt's bloß in Lohr']);” for attribute “onclick” on element “a”: missing ] after element list
Bad value “_paq.push(['trackEvent', 'Navigation', 'Click', 'Rundgang im ” for attribute “onclick” on element “a”: unterminated string literal
Attribute “lohrer” not allowed on element “a” at this point.
Attribute “ditsch"']);"” not allowed on element “a” at this point.
Element “img” is missing required attribute “src”.
Bad value “https://twitter.com/intent/tweet?text=Stadt Lahr - Startseite&url=https://www.lahr.de/stadt-lahr-startseite.1.htm” for attribute “href” on element “a”: Illegal character in query: space is not allowed.
The “sizes” attribute may be specified only if the “srcset” attribute is also present.
The “itemprop” attribute was specified, but the element is not a property of any item.
Warnings:
Attribute “mich"']);"” is not serializable as XML 1.0.
Attribute “schutzengel"']);"” is not serializable as XML 1.0.
Attribute “murre"']);"” is not serializable as XML 1.0.
Attribute “ditsch"']);"” is not serializable as XML 1.0.
The document is not mappable to XML 1.0 due to two consecutive hyphens in a comment.
This document appears to be written in German. Consider adding “lang="de"” (or variant) to the “html” start tag.
Germany DE