'two different scadas' - we try ro reproduce it if you send us links or more information to these products.
If you compare the NodeId between, OPCUA Expert and the non working scada, you could maybe get an idea
how to access.... ( I mean with the help of OPCUA expert)
Maybe this trick here helps to get the correct https://www.codesys-blog.com/kommunikat ... verbinden/
I have to say that it is anything but trivial how the NodeID is composed. But I found a great trick that saves a lot of time. What annoyed me is the fact that I could not copy the NodeID anywhere. In my tests, I had countless script errors that only arose because I had transmission errors copying out the NodeID (for example, NS4 | String || var | CODESYS Control Win V3 x64.Application.GVL.uiCycleCounter