Professional OPC
Development Tools

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. 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
DAClient not getting changes / tags remaining active after disposing
Category: Reading, Writing, Subscriptions, Property Access
Topic started 15 Mar 2019 18:57, by saratalley
Last Post 02 Apr 2019 19:47
by support
Replies:9
Views:2125
Last Post by support
02 Apr 2019 19:47
Error whlie using OpcLabs.EasyOpc.UA to read a tag
Category: Reading, Writing, Subscriptions, Property Access
Topic started 23 Mar 2019 16:46, by khanhqhoang
Last Post 24 Mar 2019 13:59
by support
Replies:1
Views:1669
Last Post by support
24 Mar 2019 13:59
Cannot find or open the PDB file
Category: Reading, Writing, Subscriptions, Property Access
Topic started 17 Mar 2019 14:13, by khanhqhoang
Last Post 17 Mar 2019 14:50
by support
Replies:1
Views:2902
Last Post by support
17 Mar 2019 14:50
Updaterate 0
Category: Reading, Writing, Subscriptions, Property Access
Topic started 11 Mar 2019 13:50, by treams-gmbh
Last Post 11 Mar 2019 15:23
by support
Replies:1
Views:2020
Last Post by support
11 Mar 2019 15:23
Write OPC tag from Powershell
Category: Reading, Writing, Subscriptions, Property Access
Topic started 11 Dec 2018 19:23, by support
Last Post 11 Dec 2018 19:27
by support
Replies:1
Views:3171
Last Post by support
11 Dec 2018 19:27
Possible Memory Growth in Unmanaged Data Client Code
Category: Reading, Writing, Subscriptions, Property Access
Topic started 04 Dec 2018 14:41, by gkalipershad
Last Post 06 Dec 2018 18:18
by support
Replies:4
Views:2199
Last Post by support
06 Dec 2018 18:18
Read tag values from WCF Service
Category: Reading, Writing, Subscriptions, Property Access
Topic started 13 Nov 2018 09:25, by SZL
Last Post 15 Nov 2018 14:20
by support
Replies:13
Views:4879
Last Post by support
15 Nov 2018 14:20
Error handling
Category: Reading, Writing, Subscriptions, Property Access
Topic started 31 Oct 2018 12:24, by SZL
Last Post 01 Nov 2018 15:06
by support
Replies:3
Views:3596
Last Post by support
01 Nov 2018 15:06
Values from Traksys to Kepware
Category: Reading, Writing, Subscriptions, Property Access
Topic started 24 Sep 2018 13:51, by ukmark19
Last Post 25 Sep 2018 06:31
by ukmark19
Replies:2
Views:2841
Last Post by ukmark19
25 Sep 2018 06:31
OPC operation failure
Category: Reading, Writing, Subscriptions, Property Access
Topic started 19 Sep 2018 20:16, by KAMIN
Last Post 20 Sep 2018 07:22
by KAMIN
Replies:4
Views:2914
Last Post by KAMIN
20 Sep 2018 07:22
OPC client polling hangup
Category: Reading, Writing, Subscriptions, Property Access
Topic started 17 May 2018 02:11, by SENTHILKUMAR
Last Post 23 May 2018 06:25
by support
Replies:5
Views:3814
Last Post by support
23 May 2018 06:25
Xmlserver and EasyDAClient.SharedInstance.SubscribeItem
Category: Reading, Writing, Subscriptions, Property Access
Topic started 14 May 2018 18:47, by goosvanbeek
Last Post 15 May 2018 16:20
by goosvanbeek
Replies:7
Views:3576
Last Post by goosvanbeek
15 May 2018 16:20
how to clear the queue overflow error
Category: Reading, Writing, Subscriptions, Property Access
Topic started 26 Apr 2018 01:16, by SENTHILKUMAR
Last Post 26 Apr 2018 06:06
by support
Replies:1
Views:4754
Last Post by support
26 Apr 2018 06:06
Error in OPC DA ERROR CODE 0x80040202
Category: Reading, Writing, Subscriptions, Property Access
Topic started 04 Apr 2018 01:02, by SENTHILKUMAR
Last Post 08 Apr 2018 15:40
by support
Replies:3
Views:9991
Last Post by support
08 Apr 2018 15:40
subscribing to multiple tags using xml on remote server
Category: Reading, Writing, Subscriptions, Property Access
Topic started 28 Mar 2018 06:51, by rotem
Last Post 28 Mar 2018 07:03
by support
Replies:1
Views:3370
Last Post by support
28 Mar 2018 07:03
EasyDAClient prevents WinForms application from closing immediately
Category: Reading, Writing, Subscriptions, Property Access
Topic started 16 Mar 2018 16:27, by gojanpaolo
Last Post 19 Mar 2018 08:01
by support
Replies:5
Views:3469
Last Post by support
19 Mar 2018 08:01
Remote Locking? Is it possible?
Category: Reading, Writing, Subscriptions, Property Access
Topic started 09 Mar 2018 12:08, by lux1
Last Post 09 Mar 2018 19:00
by support
Replies:1
Views:3261
Last Post by support
09 Mar 2018 19:00
Dynamic Tags - How to create them?
Category: Reading, Writing, Subscriptions, Property Access
Topic started 03 Jan 2018 10:45, by forum-dv
Last Post 03 Jan 2018 13:36
by support
Replies:3
Views:5117
Last Post by support
03 Jan 2018 13:36
QuickOPC v5.50.334 easyDAClient getting Timestamp with Milliseconds rounded
Category: Reading, Writing, Subscriptions, Property Access
Topic started 06 Nov 2017 15:26, by Roie.b
Last Post 06 Nov 2017 16:10
by support
Replies:1
Views:3768
Last Post by support
06 Nov 2017 16:10
error code -1073419774 when calling EasyDAClient.ReadMultipleItems(String, String)
Category: Reading, Writing, Subscriptions, Property Access
Topic started 19 Oct 2017 17:29, by dchuet@odotech.com
Last Post 01 Nov 2017 08:29
by support
Replies:9
Views:5786
Last Post by support
01 Nov 2017 08:29
Time to create page: 0.079 seconds