Pf Configuration Incompatible With Pf Program Version

If you are seeing this on a system that was recently updated (or is in the middle of one), ensure all updates are either fully applied or cleared. Clear Staged Updates (macOS/OCLP) : Use tools like the PurgePendingUpdate tool or manually remove files in

In environments like pfSense or industrial controllers, a configuration file restored from a different hardware model may contain interface names or features that the current system's version does not recognize. Step-by-Step Troubleshooting and Fixes 1. Perform a Syntax "Dry Run" pf configuration incompatible with pf program version