B) pf.conf using new syntax/features not supported by running pf
pfctl -n -f /etc/pf.conf
If a newer version is available for your kernel, the error "Newer version for package... To ignore this error set IGNORE_OSVERSION=yes" may appear; however, it is usually better to upgrade the system rather than ignore the mismatch. 4. Check File Permissions pf configuration incompatible with pf program version
kldunload pf kldload /boot/kernel/pf.ko # ensure path is correct pf configuration incompatible with pf program version