FreeBSD web build failed on build-web.stream.freebsd.org

[User Www-data]

Aug  8 12:23:04 build-web newsyslog[18809]: logfile turned over due to -F request
Build started Thu Aug 8 12:30:00 UTC 2013
Updating 'head':
U    head/en_US.ISO8859-1/htdocs/donations/donors.xml
Updated to revision 42521.
Updating 'relnotes/doc':
At revision 254093.
Updating 'relnotes/man4':
At revision 254093.
Updating 'ports':
At revision 324393.
Updating 'relnotes9/doc':
At revision 254093.
Updating 'relnotes8/doc':
At revision 254093.
Updating 'relnotes8/man4':
At revision 254093.
Updating 'relnotes8/man4':
At revision 254093.
===> advocacy
===> commercial
===> community
===> copyright
===> developers
===> docproj
===> docs
===> donations
env XML_CATALOG_FILES="file:///home/www/build/head/en_US.ISO8859-1/htdocs/donations/catalog-cwd.xml  file:///home/www/build/head/en_US.ISO8859-1/share/xml/catalog.xml  file:///home/www/build/head/share/xml/catalog.xml  file:///home/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>
                       ^
*** [donors.html] Error code 1

Stop in /home/www/build/head/en_US.ISO8859-1/htdocs/donations.
*** [all] Error code 1

Stop in /home/www/build/head/en_US.ISO8859-1/htdocs.
        0.33 real         0.15 user         0.16 sys