FreeBSD 6.0-RELEASE-p9
postgresql-server-8.1.8

Cannot loads platform subagent "/usr/local/lib/libnsm_freebsd.so": Subagent doesn't provide any usable
Unable to load module "/usr/local/lib/libnxddr_pgsql.so": /usr/local/lib/libnxddr_pgsql.so: Undefined s

Hello!

The main problem is that PostgreSQL database driver was not linked correctly. This is already known bug, which will be fixed in 0.2.16. For now, you can use workaround described here:

https://www.netxms.org/cgi-bin/mwf/topic_show.pl?tid=29;sid=b7dca035f7436b0605f5ff0d9de0937b

Best regards,
Victor