Pf Configuration Incompatible With Pf Program Version

What and version are you running? (e.g., FreeBSD 14, macOS, OpenBSD)

Compare the examples in the manual with your current configuration. 3. Common Changes and Fixes Here are common updates required between versions:

The same issue can affect users on FreeBSD and other BSDs using binary updates. If a system upgrade is interrupted, or if only the kernel is updated via a source build but userland packages are left untouched, a mismatch occurs. FreeBSD users have reported these symptoms after an upgrade from 10.0-RELEASE to 10.1-RELEASE where the freebsd-update process failed to update all the components properly. In such cases, the pfctl binary ends up with a hash that does not match the expected hash for that release, while the kernel expects the newer version. pf configuration incompatible with pf program version

The actual engine that inspects and filters packets at the system's core.

Fixing the "PF Configuration Incompatible with PF Program Version" Error What and version are you running

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Traffic shaping and queueing syntax changed drastically or was removed entirely on certain architectures. Common Changes and Fixes Here are common updates

First, disable pf temporarily:

You can test your configuration file for syntax errors without attempting to load it into the kernel by using: pfctl -nf /etc/pf.conf Use code with caution. Copied to clipboard

The pf configuration incompatible with pf program version error is rarely a broken config file; it is usually a cry for help from an out-of-sync system. Aligning your userland utilities with your running kernel version via a clean reboot or system update will resolve the conflict in most scenarios.

Now use the exact pfctl binary that matches your kernel. If your kernel is 14.0, ensure /sbin/pfctl is from 14.0: