Professional Communication
Software Development Tools

OPC Foundation member and certified logos

Online Forums

Technical support is provided through Support Forums below. Anybody can view them; you need to Register/Login to our site (see links in upper right corner) in order to Post questions or issues. You do not have to own a commercial license in order to use the OPC Labs supportOur team is actively monitoring the forums, and provides replies as soon as possible.

Please read Rules for forum posts before reporting your issue or asking a question. OPC Labs team is actively monitoring the forums, and replies as soon as possible.

Various technical information can also be found in our Knowledge Base. For your convenience, we have also assembled a Frequently Asked Questions page.

Do not use the Contact page for technical issues.

QuickOPC in .NET 1556 topics

Provides support for QuickOPC in .NET-based tools.
Subject Replies / Views Last Post
1) Automation wrapper vs. QuickOPC, and 2) license for single developer
Category: QuickOPC in .NET
Topic started 05 Oct 2011 15:42, by support
Last Post 15 Oct 2011 09:53
by support
Replies:4
Views:11k
Last Post by support
15 Oct 2011 09:53
Licence Issue
Category: QuickOPC in .NET
Topic started 14 Oct 2011 07:31, by micei
Last Post 14 Oct 2011 11:56
by support
Replies:0
Views:4892
Last Post by support
14 Oct 2011 11:56
How to check OPC Server Status?
Category: QuickOPC in .NET
Topic started 07 Oct 2011 08:12, by support
Last Post 07 Oct 2011 11:00
by support
Replies:1
Views:12.2k
Last Post by support
07 Oct 2011 11:00
How to read all values in all branches.
Category: QuickOPC in .NET
Topic started 04 Oct 2011 17:29, by julian
Last Post 06 Oct 2011 04:43
by support
Replies:8
Views:6197
Last Post by support
06 Oct 2011 04:43
License not recognized, and crash on target system
Category: QuickOPC in .NET
Topic started 05 Oct 2011 07:07, by support
Last Post 05 Oct 2011 07:07
by support
Replies:0
Views:5281
Last Post by support
05 Oct 2011 07:07
Writing to OPC item - when would the ItemChanged event occur?
Category: QuickOPC in .NET
Topic started 01 Oct 2011 16:11, by support
Last Post 01 Oct 2011 16:30
by support
Replies:0
Views:3982
Last Post by support
01 Oct 2011 16:30
Connecting to Siemens S7 with OPC [Questions about your QuickOPC.NET]
Category: QuickOPC in .NET
Topic started 27 Sep 2011 06:24, by support
Last Post 27 Sep 2011 06:24
by support
Replies:0
Views:4575
Last Post by support
27 Sep 2011 06:24
[A&E] Subscription filters
Category: QuickOPC in .NET
Topic started 15 Sep 2011 14:55, by support
Last Post 16 Sep 2011 07:44
by support
Replies:5
Views:6161
Last Post by support
16 Sep 2011 07:44
Invalid class string
Category: QuickOPC in .NET
Topic started 07 Sep 2011 13:38, by support
Last Post 16 Sep 2011 06:20
by support
Replies:4
Views:7435
Last Post by support
16 Sep 2011 06:20
SubscribeMultipleItems - deadband C#
Category: QuickOPC in .NET
Topic started 01 Sep 2011 09:49, by hedgehog
Last Post 08 Sep 2011 05:27
by hedgehog
Replies:8
Views:6590
Last Post by hedgehog
08 Sep 2011 05:27
[Alarms and Events] Notification Event
Category: QuickOPC in .NET
Topic started 27 Aug 2011 11:34, by support
Last Post 28 Aug 2011 10:02
by support
Replies:1
Views:4706
Last Post by support
28 Aug 2011 10:02
Help! Demo Application will not launch
Category: QuickOPC in .NET
Topic started 23 Jun 2010 20:34, by alienpresence
Last Post 27 Aug 2011 10:53
by support
Replies:1
Views:5161
Last Post by support
27 Aug 2011 10:53
OPC.NET Licence
Category: QuickOPC in .NET
Topic started 26 Aug 2011 07:59, by support
Last Post 26 Aug 2011 08:03
by support
Replies:2
Views:5539
Last Post by support
26 Aug 2011 08:03
.NET OPC Libarary ..
Category: QuickOPC in .NET
Topic started 11 Aug 2011 19:21, by support
Last Post 11 Aug 2011 19:23
by support
Replies:0
Views:4427
Last Post by support
11 Aug 2011 19:23
Timeouts with OPC write, using Simatic OPC server remotely
Category: QuickOPC in .NET
Topic started 14 Jun 2011 14:35, by support
Last Post 10 Aug 2011 08:01
by support
Replies:7
Views:6632
Last Post by support
10 Aug 2011 08:01
System.IO.FileLoadException with EasyOpcClassicNet assembly
Category: QuickOPC in .NET
Topic started 07 Aug 2011 10:43, by support
Last Post 08 Aug 2011 07:27
by support
Replies:2
Views:5452
Last Post by support
08 Aug 2011 07:27
XML request message to Webservice Failing via HTTPPost
Category: QuickOPC in .NET
Topic started 04 Aug 2011 19:28, by JLM41
Last Post 05 Aug 2011 11:44
by support
Replies:0
Views:4376
Last Post by support
05 Aug 2011 11:44
QuickOPC-COM and Reconnecting
Category: QuickOPC in .NET
Topic started 14 Jul 2011 15:31, by support
Last Post 05 Aug 2011 11:38
by support
Replies:15
Views:11.9k
Last Post by support
05 Aug 2011 11:38
GetServerStatus Replacement
Category: QuickOPC in .NET
Topic started 02 Aug 2011 09:19, by support
Last Post 02 Aug 2011 18:26
by support
Replies:2
Views:5380
Last Post by support
02 Aug 2011 18:26
Issue with a OPC Yokogawa Server
Category: QuickOPC in .NET
Topic started 28 Jul 2011 09:59, by Thierry.beguin
Last Post 29 Jul 2011 07:32
by support
Replies:3
Views:5229
Last Post by support
29 Jul 2011 07:32
Time to create page: 0.055 seconds