===> Building binary package for xulrunner-8.0nb4
=> Creating binary package /usr/pkgsrc/packages/All/xulrunner-8.0nb4.tgz
===> Install binary package of xulrunner-8.0nb4
pkg_add: package `xulrunner-8.0nb4' already recorded as installed
ERROR: [depends.mk] A package matching ``xulrunner>=8.0nb5'' should
ERROR:     be installed, but one cannot be found.  Perhaps there is a
ERROR:     stale work directory for ../../devel/xulrunner?
*** Error code 1

Stop.
make: stopped in /usr/pkgsrc/www/icedtea-web