After a recent Home Assistant reboot one of my automation failed with this error: Zigbee_Delivery_Failed. This is how I fixed it.

Migrating Home Assistant from Raspberry Pi 400 to Raspberry Pi 500. I was worried about how the ZBT-1 (Sky Connect) would migrate and would I have issues with my devices.

IKEA bulbs would not pair to Home Assistant SkyConnect Zigbee network