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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. You do not have to be a licensed user of our product.

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.

Subject Replies / Views Last Post
EasyDAClient (version 5.23) memory leak?
Category: General Issues, Building
Topic started 09 Sep 2014 07:00, by support
Last Post 10 Sep 2014 17:27
by support
Replies:4
Views:6143
Last Post by support
10 Sep 2014 17:27
Is x64 platform supported?
Category: General Issues, Building
Topic started 02 Sep 2014 15:23, by support
Last Post 03 Sep 2014 16:38
by support
Replies:7
Views:6675
Last Post by support
03 Sep 2014 16:38
"Long call time" to execute EasyDAClient.Dispose()
Category: General Issues, Building
Topic started 30 Aug 2014 18:23, by support
Last Post 30 Aug 2014 19:23
by support
Replies:2
Views:5067
Last Post by support
30 Aug 2014 19:23
SEHException
Category: General Issues, Building
Topic started 10 Jun 2014 16:46, by cdunlap
Last Post 10 Jun 2014 17:40
by support
Replies:1
Views:5097
Last Post by support
10 Jun 2014 17:40
System.TypeInitializationException: The type initializer for 'OpcLabs.EasyOpc.DataAccess.EasyDAClient' threw an exception
Category: General Issues, Building
Topic started 21 May 2014 16:40, by Kathir
Last Post 03 Jun 2014 06:46
by support
Replies:9
Views:14.3k
Last Post by support
03 Jun 2014 06:46
Parameters marked as obsolete in EasyDAClient (EasyXXClient)
Category: General Issues, Building
Topic started 08 May 2014 09:50, by support
Last Post 08 May 2014 09:50
by support
Replies:1
Views:4342
Last Post by support
08 May 2014 09:50
create an HMI application on .NET platform
Category: General Issues, Building
Topic started 29 Apr 2014 07:18, by support
Last Post 29 Apr 2014 07:19
by support
Replies:1
Views:4313
Last Post by support
29 Apr 2014 07:19
QuickOPC 64-bit, access to 32-bit OPC servers
Category: General Issues, Building
Topic started 25 Apr 2014 05:32, by support
Last Post 25 Apr 2014 05:32
by support
Replies:1
Views:9488
Last Post by support
25 Apr 2014 05:32
Threading Error (calling dispose from a background thread)
Category: General Issues, Building
Topic started 03 Apr 2014 20:34, by cdunlap
Last Post 17 Apr 2014 18:06
by cdunlap
Replies:6
Views:8467
Last Post by cdunlap
17 Apr 2014 18:06
OPC Client Software as Server Bridge
Category: General Issues, Building
Topic started 10 Apr 2014 11:04, by support
Last Post 10 Apr 2014 11:05
by support
Replies:1
Views:4668
Last Post by support
10 Apr 2014 11:05
i need how to conect to opc server using asp.net
Category: General Issues, Building
Topic started 26 Feb 2014 08:08, by support
Last Post 26 Feb 2014 08:09
by support
Replies:1
Views:4510
Last Post by support
26 Feb 2014 08:09
How to Develop ASP.NET OPC client app
Category: General Issues, Building
Topic started 20 Feb 2014 09:49, by support
Last Post 21 Feb 2014 10:39
by support
Replies:8
Views:11.4k
Last Post by support
21 Feb 2014 10:39
Running the OPCclient in a separate thread
Category: General Issues, Building
Topic started 10 Feb 2014 08:58, by guidodebouver
Last Post 11 Feb 2014 09:54
by support
Replies:3
Views:5287
Last Post by support
11 Feb 2014 09:54
QuickOPC and VC++ 2010 x64
Category: General Issues, Building
Topic started 23 Jan 2014 17:23, by support
Last Post 23 Jan 2014 17:32
by support
Replies:1
Views:4432
Last Post by support
23 Jan 2014 17:32
How to read Historic values
Category: General Issues, Building
Topic started 21 Oct 2013 13:27, by byteslash
Last Post 21 Oct 2013 13:45
by support
Replies:1
Views:4635
Last Post by support
21 Oct 2013 13:45
Reference not found - System.Reactive
Category: General Issues, Building
Topic started 15 Oct 2013 06:41, by support
Last Post 15 Oct 2013 06:48
by support
Replies:1
Views:4532
Last Post by support
15 Oct 2013 06:48
Exception AccessViolationException when running demos
Category: General Issues, Building
Topic started 09 Oct 2013 12:11, by byteslash
Last Post 10 Oct 2013 15:07
by byteslash
Replies:4
Views:5205
Last Post by byteslash
10 Oct 2013 15:07
WPF compatibility
Category: General Issues, Building
Topic started 14 Sep 2013 16:33, by support
Last Post 16 Sep 2013 11:50
by edokt
Replies:2
Views:4687
Last Post by edokt
16 Sep 2013 11:50
Can't compile because a dll error :(
Category: General Issues, Building
Topic started 14 Jun 2013 08:55, by ricardosobrado
Last Post 14 Jun 2013 17:58
by support
Replies:2
Views:5283
Last Post by support
14 Jun 2013 17:58
Sudden InvalidOperationException
Category: General Issues, Building
Topic started 03 Apr 2013 09:51, by jarmoe
Last Post 10 Apr 2013 08:09
by jarmoe
Replies:6
Views:5320
Last Post by jarmoe
10 Apr 2013 08:09
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