Run these commands to compare:
/sbin/pfctl -f /etc/pf.conf
When faced with the "incompatible" error, the system administrator must isolate the specific line causing the parser failure. The standard utility pfctl provides debugging flags to assist in this process. pf configuration incompatible with pf program version
Obtain the correct syntax reference:
, several older syntax styles have been deprecated or replaced to match OpenBSD [8]. If you are migrating a configuration, it may need to be rewritten to support new keywords or structure changes [5]. Check for Stale Binaries : If you have manually compiled in the past, ensure the binary in /sbin/pfctl Run these commands to compare: /sbin/pfctl -f /etc/pf