FreeBSD web build failed on freefall.freebsd.org

[WWW pseudo-user]

===> doc/articles/freebsd-questions
===> doc/articles/hats
===> doc/articles/hubs
===> doc/articles/ipsec-must
===> doc/articles/laptop
===> doc/articles/java-tomcat
===> doc/articles/mh
===> doc/articles/multi-os
===> doc/articles/new-users
===> doc/articles/pam
===> doc/articles/pr-guidelines
===> doc/articles/problem-reports
===> doc/articles/programming-tools
===> doc/articles/pxe
===> doc/articles/releng
===> doc/articles/releng-packages
===> doc/articles/serial-uart
===> doc/articles/solid-state
===> doc/articles/storage-devices
===> doc/articles/vinum
===> doc/articles/vm-design
===> doc/articles/zip-drive
===> doc/books
===> doc/books/arch-handbook
===> doc/books/corp-net-guide
===> doc/books/design-44bsd
===> doc/books/developers-handbook
===> doc/books/faq
===> doc/books/fdp-primer
===> doc/books/handbook
/usr/local/bin/jade -V html-manifest -ioutput.html -d /c/www/build/doc/en_US.ISO8859-1/books/handbook/../../../share/sgml/default.dsl -V %generate-legalnotice-link% -V %generate-docformat-navi-link% -ioutput.html.images  -i chap.index -i chap.advanced-networking -i chap.basics -i chap.bibliography -i chap.config -i chap.boot -i chap.cutting-edge -i chap.disks -i chap.eresources -i chap.install -i chap.introduction -i chap.kernelconfig -i chap.l10n -i chap.linuxemu -i chap.mail -i chap.mirrors -i chap.multimedia -i chap.desktop -i chap.pgpkeys -i chap.ppp-and-slip -i chap.printing -i chap.security -i chap.serialcomms -i chap.users -i chap.vinum -i chap.x11 -i chap.ports -D /usr/obj/c/www/build/doc/en_US.ISO8859-1/books/handbook -c /c/www/build/doc/en_US.ISO8859-1/books/handbook/../../../en_US.ISO8859-1/share/sgml/catalog -c /c/www/build/doc/en_US.ISO8859-1/books/handbook/../../../share/sgml/catalog -c /usr/local/share/sgml/docbook/dsssl/modular/catalog -c /usr/local/share/sgml
 /iso8879/catalog -c /usr/local/share/sgml/docbook/catalog -c /usr/local/share/sgml/jade/catalog -c /usr/local/share/sgml/catalog.ports -t sgml /c/www/build/doc/en_US.ISO8859-1/books/handbook/book.sgml
/usr/local/bin/jade:/c/www/build/doc/en_US.ISO8859-1/books/handbook/pgpkeys/chapter.sgml:616:7:E: general entity "pgpkey.niklas" not defined and no default entity
/usr/local/bin/jade:/c/www/build/doc/en_US.ISO8859-1/books/handbook/pgpkeys/chapter.sgml:617:11:E: end tag for "SECT2" which is not finished
*** Error code 1

Stop in /c/www/build/doc/en_US.ISO8859-1/books/handbook.
*** Error code 1

Stop in /c/www/build/doc/en_US.ISO8859-1/books.
*** Error code 1

Stop in /c/www/build/doc/en_US.ISO8859-1.
*** Error code 1

Stop in /c/www/build/www/en/doc.
*** Error code 1 (ignored)
*** Error code 1

Stop in /c/www/build/www/en.
      996.77 real       600.15 user        21.38 sys