Get data from ARRAY Excel VBA - by: Šilhavý
Hello. Can you help me with getting data out of the UA Server (Arburg machine) using EasyOPCUA. Single value works fine. ut how can I get the full array or just given part of the array?: Single:...
View ArticleProblem with EasyAEClient in .NET Core Console App - by: tkenzin
Hello! I have two simple console applications (.NET Framework and .NET Core) that browse A&E servers on a target machine. They both have the following block of code: This block prints 2 (correct...
View ArticleError whlie using OpcLabs.EasyOpc.UA to read a tag - by: khanhqhoang
I created a simple .NET project to read one tag from a public opc ua server. I was able to build the project no problem. However, when I ran the project on the command line I ran into error "Unhandled...
View ArticleRandom Disconnect from OPC server - by: Olya
Hello, Recently we also encountered a very similar problem. Our company is using OpcLabs.EasyOpcClassic EasyDAClient (version 5.54.453.1) inside WCF service application written in c#. It is also using...
View ArticleEligibleNotAccepted - by: Davidw201
Hey, i'm using QuickOPC 2017.2 with COM-Interface to Delphi 2010. When I try to connect to my open62541 server everything works fine. The log says: .. ClientConfigurationEventHandler:...
View ArticleDisconnect and reconnect parameters - by: veda
Our OPC client is used for "realtime" evaluation of data in a closed high speed network. If we have an issue with OPC server connections we need to know this within a few seconds to be sure that the...
View ArticleIn some situations, 'BrowseDataNodes' does not complete within 20 seconds. -...
Hi, We recently updated our product from version 5.34 to 5.54 of QuickUAOpcClient. In the first installation for one of our customers, we observe the following strange behavior: - When our program...
View ArticleFailed to detect server disconnect/subscription update - by: veda
First observation: We see an issue with some subscribed variables/values not being updated after the client has been running for some hours/days. If I start a second instance of the same client code on...
View ArticleSession closed / lost connection when item refresh every 35 minutes - by:...
Hello, I have problems using EasyUAClient to read items that refresh after a long time period. I'm using quick opc UA client to monitor a sinumerik opcua server. The ''piece done' counter refreshes in...
View ArticleCreating client cert with customized start and end dates - by: sjscheider
Is it possible to create a cert with a specific start and end date? If yes, how? If no, can you recommend any C# code to do so? I've tried but the cert is not being expected on the server and I'm not...
View ArticleKepWareEX Connection & Read Response Times - by: jestraub
We purchased and are running the latest version of QuickOPC 2018 in a UA COM capacity. Our software is using the QuickOPC UA control from OPC Labs to access data on a KepServerEX 6 installation. What...
View ArticleConnection problems between opc server and unity3d - by: RandomGuy
Good afternoon to everybody! I'm going to explain my problem to see if anybody had the same issue or may have some ideas about it. I want to retrieve data (value of variables) from a PLC using an OPC...
View ArticleRead problem - by: federica
Hi, I'm using your SDK (QuickOPC 2018.1, in particular OPC-UA under COM with C++) since last year. I'm facing a strange problem from a customer with his OPC-UA server (OMRON). In order to analize the...
View ArticleQuestion about Runtime Licence - by: PLARAC
Hi, I'm using Quick OPC Version 2017.1 for 1 programmer + free runtime, everything works great, but I have a question about licensing. Normally I do every runtime installation with Licence Manager...
View ArticleHow to use UnsubscribeMultipleMonitoredItems in Delphi? - by: alr1976
Hi! I have a Subscriptionid list but i don t understand how to use UnsubscribeMultipleMonitoredItems in delphi. I have seen documentatione example but in that case is simple because you have...
View ArticleUpdate server after property changed - by: Captain_Dash
Hello, First of all I am using VS 2015 and programming an wpf application via MVVM. I subscribed a data class with its properties to a similiar structure on our opc server successfully with the...
View ArticlePublishing has halted on the client session - by: sjscheider
In my EasyUaClient.DataChangeNotification event handler, one of the first things I do is check if e.Exception is null. Since adding this code, I've noticed the following exception being reported:...
View ArticleError when add Bind to Point - by: IsmaelGalaviz1995
Hello, I have an issue, when tring to attach a bind to point on a text box, it appears the following error: Exception of type MissingMethodException Type: System.MissingMethodException Data: HelpLink:...
View ArticleReference Implementation - by: chrisstankevitz
Is QuickOPC based on the the OPC Foundation's UA-.NET-Legacy library?
View Articleincorrect signature for the serialization - by: riccardo.cancian
Good morinig, Winforms Framework 4.6.1 Visual Studio 2017 .NET UA tecnology private void B_InviaRicetta_Click(object sender, EventArgs e) { var easyUAClient = new EasyUAClient(); // Modify value of a...
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