FreeBSD web build failed on oldred.freebsd.org

[World Wide Web Owner]

install -C   -o www -g wwwadm -m 664 /w/www/build/head/zh_TW.Big5/htdocs/where.html /usr/local/www/www.freebsd.org/data/zh_TW
===> ../../zh_TW.Big5/htdocs/docs
install -C   -o www -g wwwadm -m 664 /w/www/build/head/zh_TW.Big5/htdocs/docs/books.html /usr/local/www/www.freebsd.org/data/zh_TW/docs
install -C   -o www -g wwwadm -m 664 /w/www/build/head/zh_TW.Big5/htdocs/docs/webresources.html /usr/local/www/www.freebsd.org/data/zh_TW/docs
===> ../../zh_TW.Big5/htdocs/layout
===> ../../zh_TW.Big5/htdocs/layout/css
install -C   -o www -g wwwadm -m 664 /w/www/build/head/zh_TW.Big5/htdocs/layout/css/fixed.css /usr/local/www/www.freebsd.org/data/zh_TW/layout/css
install -C   -o www -g wwwadm -m 664 /w/www/build/head/zh_TW.Big5/htdocs/layout/css/fixed_large.css /usr/local/www/www.freebsd.org/data/zh_TW/layout/css
install -C   -o www -g wwwadm -m 664 /w/www/build/head/zh_TW.Big5/htdocs/layout/css/global.css /usr/local/www/www.freebsd.org/data/zh_TW/layout/css
install -C   -o www -g wwwadm -m 664 /w/www/build/head/zh_TW.Big5/htdocs/layout/css/layout.css /usr/local/www/www.freebsd.org/data/zh_TW/layout/css
install -C   -o www -g wwwadm -m 664 /w/www/build/head/zh_TW.Big5/htdocs/layout/css/navigation.css /usr/local/www/www.freebsd.org/data/zh_TW/layout/css
install -C   -o www -g wwwadm -m 664 /w/www/build/head/zh_TW.Big5/htdocs/layout/css/text.css /usr/local/www/www.freebsd.org/data/zh_TW/layout/css
       18.88 real         6.72 user        12.28 sys
Build ended Thu Aug  8 12:21:00 UTC 2013 (60s)
Build started Thu Aug 8 12:30:00 UTC 2013
U    head/en_US.ISO8859-1/htdocs/donations/donors.xml
Updated to revision 42521.
At revision 254093.
At revision 254093.
At revision 254093.
At revision 254093.
At revision 254093.
At revision 254093.
At revision 254093.
At revision 254093.
At revision 254093.
At revision 254093.
At revision 254093.
At revision 254093.
At revision 254093.
At revision 254093.
===> advocacy
===> commercial
===> community
===> copyright
===> developers
===> docproj
===> docs
===> donations
env XML_CATALOG_FILES="file:///w/www/build/head/en_US.ISO8859-1/htdocs/donations/catalog-cwd.xml  file:///w/www/build/head/en_US.ISO8859-1/share/xml/catalog.xml  file:///w/www/build/head/share/xml/catalog.xml  file:///w/www/build/head/share/xml/catalog-common.xml  file:///usr/local/share/xml/catalog" /usr/local/bin/xmllint  --xinclude --valid --noout --nonet donors.xml
donors.xml:2934: parser error : StartTag: invalid element name
         + 6 foot PS/2<->PS/2 keyboard/or mouse cables </td>
                       ^
*** Error code 1

Stop in /w/www/build/head/en_US.ISO8859-1/htdocs/donations.
*** Error code 1

Stop in /w/www/build/head/en_US.ISO8859-1/htdocs.
        0.35 real         0.16 user         0.04 sys