FreeBSD web build failed on www.freebsd.org

[World Wide Web Owner]

/usr/local/bin/tidy -wrap 90 -m -raw -preserve -f /dev/null -asxml  source-youtube.html
*** Error code 1 (ignored)
===> news
===> news/1993
===> news/1996
===> news/1997
===> news/1998
===> news/1999
===> news/2000
===> news/2001
===> news/2002
===> news/2003
===> news/2004
===> news/2005
===> news/2006
===> news/2007
===> news/2008
===> news/status
===> platforms
===> platforms/amd64
===> platforms/ia64
===> portmgr
===> projects
env SGML_CATALOG_FILES= XML_CATALOG_FILES="file:///w/www/build/www/en/projects/catalog-cwd.xml  file:///w/www/build/doc/en_US.ISO8859-1/share/sgml/catalog.xml  file:///w/www/build/doc/en_US.ISO8859-1/share/sgml/catalog.xml  file:///w/www/build/doc/share/sgml/catalog.xml  file:///w/www/build/doc/share/sgml/catalog-common.xml  file:///w/www/build/www/en/share/sgml/catalog.xml  file:///w/www/build/www/share/sgml/catalog.xml  file:///w/www/build/www/share/sgml/catalog-common.xml  file:///usr/local/share/xml/catalog" /usr/local/bin/xsltproc  --xinclude --stringparam LOCALBASE /usr/local --stringparam WEB_PREFIX /w/www/build/www --nonet --catalogs  -o summerofcode.html   /w/www/build/www/en/projects/summerofcode.xsl /w/www/build/www/en/projects/ideas/ideas.xml
/w/www/build/www/en/projects/ideas/ideas.xml:738: parser error : EntityRef: expecting ';'
  href="http://techpubs.sgi.com/library/tpl/cgi-bin/browse.cgi?cmd=search&coll=0
                                                                              ^
/w/www/build/www/en/projects/ideas/ideas.xml:738: parser error : EntityRef: expecting ';'
="http://techpubs.sgi.com/library/tpl/cgi-bin/browse.cgi?cmd=search&coll=0650&db
                                                                               ^
/w/www/build/www/en/projects/ideas/ideas.xml:738: parser error : EntityRef: expecting ';'
/techpubs.sgi.com/library/tpl/cgi-bin/browse.cgi?cmd=search&coll=0650&db=man&pth
                                                                               ^
/w/www/build/www/en/projects/ideas/ideas.xml:738: parser error : EntityRef: expecting ';'
ubs.sgi.com/library/tpl/cgi-bin/browse.cgi?cmd=search&coll=0650&db=man&pth=&srch
                                                                               ^
/w/www/build/www/en/projects/ideas/ideas.xml:738: parser error : EntityRef: expecting ';'
ary/tpl/cgi-bin/browse.cgi?cmd=search&coll=0650&db=man&pth=&srch=jid_t&searchpth
                                                                               ^
/w/www/build/www/en/projects/ideas/ideas.xml:738: parser error : EntityRef: expecting ';'
cgi-bin/browse.cgi?cmd=search&coll=0650&db=man&pth=&srch=jid_t&searchpth=man&rpt
                                                                               ^
unable to parse /w/www/build/www/en/projects/ideas/ideas.xml
*** Error code 6

Stop in /w/www/build/www/en/projects.
*** Error code 1

Stop in /w/www/build/www/en.
       71.50 real        48.42 user        17.43 sys