I will add this in one of the next release. For Words you need to write a 9 as Type ID.

Can you send us your example and we will check it.

We exchanged the underlying OPCUA framework after version 2020.13 so if you don't start with a new project we recommend to not upgrade. So the session is created in Editor mode and not in a Player? Are you able to share your OPCUA server for us for testing?

Sometimes the chain aligning is a little bit complicated. Sometimes we also create an emtpy GameObject on top of the CainElement to make aligning more simplle. 

Did you tried to change the Align Vector and turn on Debug Directions?

Hard to say. Are you able to get the Log data when you start it as a compiled version. There should be no special settings you need to consider. You could also use this Asset to get  the Console Log in the Unity Player Window:

https://assetstore.unity.com/packages/tools/gui/in-game-debug-console-68068

You have PREspective in your project (Prespective is another Digital Twin product). It is not a part of Game4Automation which is causing your problems. Please delete everything of Prespective or start with an empty project.

Yes, arrays are not supported currently. We will add this in one of the next releases. If you need it at this moment you should go back to the old version.

Unity is connecting successfully but afterwards no nodes are available when the connection is done with a username and password. Are there any special security settings on the nodes itself in the server which could prevent the reading when loggin in with a user?