Failed loading XML... StartTag: invalid element name Extra content at the end of the document

Failed loading XML... Opening and ending tag mismatch: link line 1 and head error parsing attribute name attributes construct error Couldn't find end of Start Tag imgclass line 1 error parsing attribute name attributes construct error Couldn't find end of Start Tag svgclass line 1 Namespace prefix xlink for href on use is not defined Opening and ending tag mismatch: a line 1 and svg Opening and ending tag mismatch: li line 1 and a Opening and ending tag mismatch: ul line 1 and li error parsing attribute name attributes construct error Couldn't find end of Start Tag svgclass line 1 Namespace prefix xlink for href on use is not defined Opening and ending tag mismatch: a line 1 and svg Opening and ending tag mismatch: li line 1 and a Opening and ending tag mismatch: nav line 1 and li Namespace prefix xlink for href on use is not defined Opening and ending tag mismatch: div line 1 and ul Opening and ending tag mismatch: div line 1 and nav Opening and ending tag mismatch: header line 1 and div error parsing attribute name attributes construct error Couldn't find end of Start Tag liclass line 1 error parsing attribute name attributes construct error Couldn't find end of Start Tag buttonclass line 1 error parsing attribute name attributes construct error Couldn't find end of Start Tag svgclass line 1 Namespace prefix xlink for href on use is not defined Opening and ending tag mismatch: ul line 1 and svg Opening and ending tag mismatch: nav line 1 and button Opening and ending tag mismatch: div line 1 and li error parsing attribute name attributes construct error Couldn't find end of Start Tag liclass line 1 error parsing attribute name attributes construct error Couldn't find end of Start Tag buttonclass line 1 error parsing attribute name attributes construct error Couldn't find end of Start Tag svgclass line 1 Namespace prefix xlink for href on use is not defined Opening and ending tag mismatch: div line 1 and svg Opening and ending tag mismatch: body line 1 and button Opening and ending tag mismatch: link line 1 and li error parsing attribute name attributes construct error Couldn't find end of Start Tag liclass line 1 error parsing attribute name attributes construct error Couldn't find end of Start Tag buttonclass line 1 error parsing attribute name attributes construct error Couldn't find end of Start Tag svgclass line 1 Namespace prefix xlink for href on use is not defined Opening and ending tag mismatch: link line 1 and svg Opening and ending tag mismatch: link line 1 and button Opening and ending tag mismatch: link line 1 and li error parsing attribute name attributes construct error Couldn't find end of Start Tag liclass line 1 error parsing attribute name attributes construct error Couldn't find end of Start Tag buttonclass line 1 error parsing attribute name attributes construct error Couldn't find end of Start Tag svgclass line 1 Namespace prefix xlink for href on use is not defined Opening and ending tag mismatch: link line 1 and svg Opening and ending tag mismatch: meta line 1 and button Opening and ending tag mismatch: meta line 1 and li error parsing attribute name attributes construct error Couldn't find end of Start Tag liclass line 1 Opening and ending tag mismatch: meta line 1 and li Opening and ending tag mismatch: meta line 1 and ul Opening and ending tag mismatch: meta line 1 and nav Opening and ending tag mismatch: meta line 1 and div Namespace prefix xlink for href on use is not defined Namespace prefix xlink for href on use is not defined Namespace prefix xlink for href on use is not defined error parsing attribute name attributes construct error Couldn't find end of Start Tag ulclass line 1 error parsing attribute name attributes construct error Couldn't find end of Start Tag liclass line 1 error parsing attribute name attributes construct error Couldn't find end of Start Tag buttonclass line 1 error parsing attribute name attributes construct error Couldn't find end of Start Tag svgclass line 1 Namespace prefix xlink for href on use is not defined Opening and ending tag mismatch: nav line 1 and svg Opening and ending tag mismatch: div line 1 and button error parsing attribute name attributes construct error Couldn't find end of Start Tag ulclass line 1 error parsing attribute name attributes construct error Couldn't find end of Start Tag svgclass line 1 Namespace prefix xlink for href on use is not defined Opening and ending tag mismatch: button line 1 and svg Opening and ending tag mismatch: li line 1 and button Opening and ending tag mismatch: meta line 1 and li error parsing attribute name attributes construct error Couldn't find end of Start Tag liclass line 1 Opening and ending tag mismatch: meta line 1 and li error parsing attribute name attributes construct error Couldn't find end of Start Tag liclass line 1 error parsing attribute name attributes construct error Couldn't find end of Start Tag buttonclass line 1 error parsing attribute name attributes construct error Couldn't find end of Start Tag svgclass line 1 Namespace prefix xlink for href on use is not defined Opening and ending tag mismatch: meta line 1 and svg Opening and ending tag mismatch: link line 1 and button error parsing attribute name attributes construct error Couldn't find end of Start Tag ulclass line 1 error parsing attribute name attributes construct error Couldn't find end of Start Tag svgclass line 1 Namespace prefix xlink for href on use is not defined Opening and ending tag mismatch: button line 1 and svg Opening and ending tag mismatch: li line 1 and button Opening and ending tag mismatch: link line 1 and li error parsing attribute name attributes construct error Couldn't find end of Start Tag liclass line 1 error parsing attribute name attributes construct error Couldn't find end of Start Tag buttonclass line 1 error parsing attribute name attributes construct error Couldn't find end of Start Tag svgclass line 1 Namespace prefix xlink for href on use is not defined Opening and ending tag mismatch: link line 1 and svg Opening and ending tag mismatch: meta line 1 and button error parsing attribute name attributes construct error Couldn't find end of Start Tag ulclass line 1 error parsing attribute name attributes construct error Couldn't find end of Start Tag svgclass line 1 Namespace prefix xlink for href on use is not defined Opening and ending tag mismatch: button line 1 and svg Opening and ending tag mismatch: li line 1 and button Opening and ending tag mismatch: head line 1 and li error parsing attribute name attributes construct error Couldn't find end of Start Tag liclass line 1 error parsing attribute name attributes construct error Couldn't find end of Start Tag buttonclass line 1 error parsing attribute name attributes construct error Couldn't find end of Start Tag svgclass line 1 Namespace prefix xlink for href on use is not defined Opening and ending tag mismatch: html line 1 and svg Extra content at the end of the document