FreeBSD web build failed on www.freebsd.org

[World Wide Web Owner]

===> releases/3.4R
===> releases/3.5R
===> releases/4.0R
===> releases/4.1R
===> releases/4.1.1R
===> releases/4.2R
===> releases/4.3R
===> releases/4.4R
===> releases/4.5R
===> releases/4.6R
===> releases/4.6.2R
===> releases/4.7R
===> releases/4.8R
===> releases/4.9R
===> releases/4.10R
===> releases/4.11R
===> releases/5.0R
===> releases/5.0R/DP1
===> releases/5.0R/DP2
===> releases/5.1R
===> releases/5.2R
===> releases/5.2.1R
===> releases/5.3R
===> releases/5.4R
===> releases/5.5R
===> releases/6.0R
===> releases/6.1R
===> releases/6.2R
===> releases/6.3R
===> releases/6.4R
===> releases/7.0R
===> releases/7.1R
===> releases/7.2R
===> releases/7.3R
===> releases/8.0R
===> releases/8.1R
/usr/bin/sed -e 's/<!ENTITY date[ \t]*"$Free[B]SD. .* \(.* .*\) .* .* $">/<!ENTITY date	"Last modified: \1">/'   relnotes.sgml > relnotes.sgml-tmp
/usr/bin/env SGML_CATALOG_FILES=  /usr/local/bin/sgmlnorm -d -ifreebsd.urls.absolute -c /usr/local/share/sgml/html/catalog -c /usr/local/share/sgml/catalog -c /w/www/build/www/en/share/sgml/catalog -c /w/www/build/www/share/sgml/catalog -D /w/www/build/www/en/releases/8.1R relnotes.sgml-tmp > relnotes.html ||  (/bin/rm -f relnotes.sgml-tmp relnotes.html && false)
/usr/local/bin/sgmlnorm:relnotes.sgml-tmp:88:55:E: general entity "sektion" not defined and no default entity
/usr/local/bin/sgmlnorm:relnotes.sgml-tmp:88:65:E: general entity "manpath" not defined and no default entity
*** Error code 1

Stop in /w/www/build/www/en/releases/8.1R.
*** Error code 1

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

Stop in /w/www/build/www/en.
       76.05 real        53.33 user        20.36 sys