Archive for 2021-04-22

ConBee 2 firmware upgrade on Ubuntu


Installed Deconz software. Downloadable, here:

Download the lates firmware from here:;O=D

Stop all services:

$ sudo systemctl stop deconz && sudo systemctl stop deconz-gui

Stop ModemManager if it is installed:

$ sudo systemctl stop ModemManager

Update the firmware:

sudo GCFFlasher_internal -t 60 -d /dev/ttyACM0 -f <LOCATION_OF_THE FIRMWARE_IMG>/deCONZ_ConBeeII_0x1234567.bin.GCF


Unuable Remmina with squares as characters

I use Ubuntu 20.04 and sometime remmina makes me a joke….

If you start remmina, and you see like this:

remmina uses squares like on that pics

Try this:

rm -rf ~/.cache/fontconfig && sudo fc-cache -r -v

Acutally, it resolves me the problem.

Hassio with supervisor on Gentoo by docker

Supervisor, first start

Docker pull:

docker pull homeassistant/qemux86-64-homeassistant:landingpage

Than, start it:

docker run -d --name hassio_supervisor \
--privileged \
--security-opt apparmor:unconfined \
--security-opt seccomp=unconfined \
-v /run/docker.sock:/run/docker.sock \
-v /run/dbus:/run/dbus \
-v "/opt/hassio/data":/data \
-e SUPERVISOR_SHARE="/opt/hassio/data" \
-e SUPERVISOR_NAME=hassio_supervisor \
-e HOMEASSISTANT_REPOSITORY="homeassistant/qemux86-64-homeassistant" \