[SOLVED] Error installing my.openhab on a Raspberry

Hy together,
i am trying to get myOpenhab work on my Raspberry3. Unfortunetally the first step is going wrong. I get the following Message:
<sudo apt-get install openhab-addon-io-myopenhab
<Paketlisten werden gelesen… Fertig
_<Abhängigkeitsbaum wird aufgebaut. _
<Statusinformationen werden eingelesen… Fertig
<E: Paket openhab-addon-io-myopenhab kann nicht gefunden werden.
What´s my mistake ?
Thanks a lot



You are following an old tutorial which is for openHAB1.
Bindings are installed via PaperUI, start by reading the basic docs:

THX a lot.
I will try