WinCC RT Professional Read User Group

[GiuseppeIT9]

Hello, How can I read the user group with WinCC RT Professional on TIA Portal V13. With the WinCC RT Comfort there are no problems but with the Professional I have some problems. Could you help me?

[PLC_ITA]

You need use ODK. There are some C function to do this.
Keep present that there are big difference if you use a Simatic Logon or not use. Without Logon is more easy

In tia portal v16 this function are already present V13 i do not know