The system may be loading an old pf.ko module from a backup or alternate directory instead of the newly updated one.
pfctl -V pfctl version OpenBSD 7.0
Resolving the "pf configuration incompatible with pf program version" Error pf configuration incompatible with pf program version
freebsd-update fetch freebsd-update install # Rebuild any third-party modules if necessary shutdown -r now
When you see this error, it means one of three things has occurred: The system may be loading an old pf
Now use the exact pfctl binary that matches your kernel. If your kernel is 14.0, ensure /sbin/pfctl is from 14.0:
The way PF handles state tracking changed significantly in recent years. The explicit keep state flags often cause issues if they reference deprecated options. pass out all flags S/SA keep state The explicit keep state flags often cause issues
This occurs when you restore a configuration file from one operating system onto another.
When you see this error, it means is trying to communicate with a kernel version of PF that it does not recognize or support. This most commonly happens after a partial system update where the operating system's kernel was updated, but the userland tools were not (or vice-versa). Common Causes
pass out all pass in all
Compare the examples in the manual with your current configuration. 3. Common Changes and Fixes Here are common updates required between versions: