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QuickOPC-Classic in .NET 888 topics

Provides support for QuickOPC-Classic in .NET-based tools. This category is meant for OPC "Classic" (COM/DCOM based) specifications - currently, OPC-DA and OPC-A&E are supported.
Category
Last Post
Re: Nuget Package
by jkertis
19 Mar 2025 12:17
Re: Testing/License Issue?
by tlaford
24 Mar 2025 14:36
Re: live binding
by alu
25 Jun 2021 17:15

OPC Alarms&Events 38 topics


If you are developing in .NET, but are using the OPC-UA (OPC Unified Architecture), please post in the QuickOPC-UA category instead.

Subject Replies / Views Last Post
OPC Foundation Security Bulletin
Category: QuickOPC-Classic in .NET
Topic started 24 Oct 2024 06:24, by tobias.kettner@hirschvogel.com
Last Post 26 Oct 2024 18:16
by support
Replies:2
Views:215
Last Post by support
26 Oct 2024 18:16
New Development Environment Install Errors
Category: QuickOPC-Classic in .NET
Topic started 04 Oct 2024 17:28, by tlaford
Last Post 08 Oct 2024 14:10
by support
Replies:5
Views:319
Last Post by support
08 Oct 2024 14:10
Tag Value Trigger
Category: QuickOPC-Classic in .NET
Topic started 01 Aug 2024 19:12, by ChadWilkinson
Last Post 02 Aug 2024 06:47
by support
Replies:1
Views:220
Last Post by support
02 Aug 2024 06:47
Server Connection
Category: QuickOPC-Classic in .NET
Topic started 09 Jul 2024 13:22, by Jannie@Moore
Last Post 10 Jul 2024 12:09
by Jannie@Moore
Replies:4
Views:259
Last Post by Jannie@Moore
10 Jul 2024 12:09
Create OPC DA Server using QuickOPC library in c#
Category: QuickOPC-Classic in .NET
Topic started 03 Jul 2024 10:38, by dastan.zhalilov@erg.kz
Last Post 03 Jul 2024 10:47
by support
Replies:1
Views:284
Last Post by support
03 Jul 2024 10:47
How do i apply license on my c# Application
Category: QuickOPC-Classic in .NET
Topic started 06 May 2024 13:12, by Jannie@Moore
Last Post 06 May 2024 13:21
by support
Replies:1
Views:329
Last Post by support
06 May 2024 13:21
OPC Server Properties
Category: QuickOPC-Classic in .NET
Topic started 29 Apr 2024 11:39, by Jannie@Moore
Last Post 02 May 2024 14:47
by support
Replies:10
Views:772
Last Post by support
02 May 2024 14:47
OPC “Classic” (COM/DCOM based) Alarms&Events:
Category: QuickOPC-Classic in .NET
Topic started 10 Apr 2024 22:53, by Romuald
Last Post 14 Apr 2024 10:42
by support
Replies:4
Views:432
Last Post by support
14 Apr 2024 10:42
Migrating from EasyOPC.NET 5.2 to OPC Studio 2024.1
Category: QuickOPC-Classic in .NET
Topic started 21 Feb 2024 16:12, by tlaford
Last Post 22 Feb 2024 10:10
by support
Replies:3
Views:450
Last Post by support
22 Feb 2024 10:10
When I interrupt subscription to OPC DA server item(s), I cannot re-subscribe.
Category: QuickOPC-Classic in .NET
Topic started 06 Feb 2024 14:27, by mut9bu
Last Post 11 Feb 2024 19:38
by support
Replies:3
Views:425
Last Post by support
11 Feb 2024 19:38
Can I get info reg. the subscription cycle while subscribing to OPC DA items?
Category: QuickOPC-Classic in .NET
Topic started 09 Feb 2024 06:29, by mut9bu
Last Post 09 Feb 2024 07:25
by support
Replies:1
Views:378
Last Post by support
09 Feb 2024 07:25
How to subscribe to multiple OPC DA items, when amount of variables is changing?
Category: QuickOPC-Classic in .NET
Topic started 20 Dec 2023 10:27, by mut9bu
Last Post 20 Dec 2023 12:02
by mut9bu
Replies:4
Views:480
Last Post by mut9bu
20 Dec 2023 12:02
Read items from OPC DA server takes extremly long
Category: QuickOPC-Classic in .NET
Topic started 04 Dec 2023 15:36, by mut9bu
Last Post 11 Dec 2023 13:09
by support
Replies:12
Views:1339
Last Post by support
11 Dec 2023 13:09
Connection to same machine with 5.62 possible but with 5.71 I get "Acces Denied"
Category: QuickOPC-Classic in .NET
Topic started 16 Nov 2023 06:13, by mut9bu
Last Post 29 Nov 2023 19:32
by support
Replies:17
Views:1514
Last Post by support
29 Nov 2023 19:32
After updating to 5.71 (Nugget Package) I get TypeInitializationException Error
Category: QuickOPC-Classic in .NET
Topic started 15 Nov 2023 10:58, by mut9bu
Last Post 15 Nov 2023 11:16
by support
Replies:1
Views:379
Last Post by support
15 Nov 2023 11:16
I get TypeLoadException when I use the OPCLabs libraries in my Blazor server app
Category: QuickOPC-Classic in .NET
Topic started 15 Nov 2023 08:16, by mut9bu
Last Post 15 Nov 2023 10:47
by mut9bu
Replies:1
Views:414
Last Post by mut9bu
15 Nov 2023 10:47
EasyDAMultipleItemsChangedEventArgs
Category: QuickOPC-Classic in .NET
Topic started 13 Sep 2023 14:15, by PythonByte
Last Post 14 Sep 2023 11:43
by PythonByte
Replies:10
Views:1359
Last Post by PythonByte
14 Sep 2023 11:43
VSToolbox Not Properly Showing Components
Category: QuickOPC-Classic in .NET
Topic started 21 Jun 2023 18:02, by gkalipershad
Last Post 03 Aug 2023 19:34
by nknox
Replies:9
Views:781
Last Post by nknox
03 Aug 2023 19:34
EasyOPC.NET Demo application Times Out while browsing Node Items.
Category: QuickOPC-Classic in .NET
Topic started 25 Jul 2023 17:01, by jdillon@softwaretoolbox.com
Last Post 27 Jul 2023 17:58
by jdillon@softwaretoolbox.com
Replies:7
Views:501
Last Post by jdillon@softwaretoolbox.com
27 Jul 2023 17:58
Crash upon start. 5.71.256
Category: QuickOPC-Classic in .NET
Topic started 30 Jun 2023 19:15, by IRuiz
Last Post 04 Jul 2023 17:38
by support
Replies:4
Views:541
Last Post by support
04 Jul 2023 17:38
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