Tvheadend

hello forum,

just completed intsallation on ubuntu 20.10 with xbox one tuner and looks like I am not getting my device recognized while it was registered before fixing other issues after snap install tvheadend. Decided to clean install as per below url and now getting error 4007.
https://lintut.com/install-tvheadend-on-ubuntu-18-04-server/

w_scan -c PL -C UTF-8

w_scan version 20170107 (compiled for DVB API 5.10)
using settings for POLAND
DVB aerial
DVB-T Europe
scan type TERRESTRIAL, channellist 4
output format vdr-2.0
output charset 'UTF-8'
Info: using DVB adapter auto detection.
main:4007: FATAL: ***** NO USEABLE TERRESTRIAL CARD FOUND. *****
Please check wether dvb driver is loaded and
verify that no dvb application (i.e. vdr) is running.

results for below attached.

• cat /var/log/syslog | grep DVB
• lsof | grep dvb
• ls /lib/firmware | grep dvb
• top -c | grep oscam*