Hi all, I have not yet found a solution for mapping my own created OPC UA method to a mappView widget in the event binding. I have created an OPC UA method in the logical view and activated the method in the OPC UA Default View. I now want to bind this method to the event bindings of a button in my…

Hi @SchmidtF , as already assumed, invoking OPC-UA methods is today not possible using Event-Bindings. If you have this requirement, there are currently these possibilities: In the Event-Binding set a trigger variable (OPC-UA) - in your application monitor this variable and if set invoke the me…

Hello, Since calling an OPC UA method is not documented among OPC UA actions in the AS6 help, I’d say it’s not implemented. But I could be wrong.

[image] Mapp View with External OPC UA Servers (LENZE, SIEMENS) How-To & Wikis Hi everyone, I recently got mapp View working with external OPC UA servers on both Lenze and Siemens PLCs. I faced a few challenges, especially around namespace index and refId conf…

Hello Mr Vavra, As already stated, we could not find any documentation or examples regarding OPC UA method calls in the mappView event bindings either. That part is clear. However, the core of the question was not whether it is currently documented, but rather: Is there any workaround or altern…

Calling OPC UA server Method using mappView Widgets

Ask Questions HMI & Visualization

Darshan_Panchal (Darshan Panchal) March 24, 2026, 3:18pm 3

You can checkout this!

Topic		Replies	Views
Connecting to an external opc ua server using mappview B&R Software & Runtime mapp-view , opc-ua	2	159	March 21, 2025
New features for OPC UA browsing in recent mappView versions HMI & Visualization mapp-view	2	99	May 4, 2026
How to bind several opc ua variables to a widget button? HMI & Visualization mapp-view	3	677	December 11, 2023
OPCUA variables on a MappView page HMI & Visualization mapp-view , opc-ua	1	53	May 11, 2026
Connection to configured OPC UA server (serverAlias: "") failed. Status: BadNotFound HMI & Visualization mapp-view	3	106	December 12, 2025

Calling OPC UA server Method using mappView Widgets

Related topics