Disclaimer

Hotfix versions were inferred because the vendor did not list them explicitly: 11.1.10-h1, 11.1.10-h2, 11.1.10-h3, 11.1.10-h4, 11.1.10-h5, 11.1.10-h6, 11.1.10-h7, 11.1.10-h8, 11.1.10-h9, 11.1.10-h10, 11.1.10-h11, 11.1.10-h12, 11.1.10-h13, 11.1.10-h14, 11.1.10-h15, 11.1.10-h16, 11.1.10-h17, 11.1.10-h18, 11.1.10-h19, 11.1.10-h20

The earliest recollection of this bug is traced back to PAN-OS 11.1.10-h21 - July 31, 2026. This bug is fixed in PAN-OS versions 11.1.10-h21. Fixed an issue on the firewall web interface where Logical Router did not load after an Advanced Routing Engine stack upgrade. For more information: https://docs.paloaltonetworks.com/pan-os/11-1/pan-os-release-notes/pan-os-11-1-10-known-and-addressed-issues/pan-os-11-1-10-h21-addressed-issues