Nucleus not connecting to Router after software update

Core Machine (Operating system/System info/Roon build number)
Nucleus+

Network Details (Including networking gear model/manufacturer and if on WiFi/Ethernet)
Ethernet wired to BT Smart Hub

Audio Devices (Specify what device you’re using and its connection type - USB/HDMI/etc.)
BlueSound Node 1

Description Of Issue
Nucleus software updated this AM and now Roon cannot detect Roon Core, have rebooted router and Nucleus several times. HDMI screen shows word Roon.

See my previous issue

A post was merged into an existing topic: Nucleus plus not connecting to router with ethernet cable