I would be interested to use your TeslaSCADA software for Android to perform a demo with the OPC-UA server running natively on our simulator. We are using the software stack from Matrikon and we never have any issue to connect the OPC-UA server using different SCADA tools such as Zenon.
However, I cannot establish the communication using the TeslaSCADA application. I have an error saying: endpoint=null.
I am sure the network connection is fine since I am able to connect the OPC-UA server using the Prosys OPC-UA client running on the same tablet. Also, I can see the handshare using Wireshark. I have the wireshark capture file, if needed.
The settings I use to configure the server are the following: