After an update to 11.0, automountd would not start: # /etc/rc.d/automount start Assertion failed: (path[0] == '/'), function create_directory, file /usr/src/usr.sbin/autofs/common.c, line 136. Abort trap (core dumped) It was because of an unfortunate merge leftover from freebsd-update, /etc/auto_master's first line was "========". It could say something a bit less intimidating.