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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
MonitoredItemChanged event after reconnection
Category: Reading, Writing, Subscriptions, Property Access
Topic started 11 Nov 2013 07:49, by support
Last Post 14 Nov 2013 07:53
by support
Replies:9
Views:5165
Last Post by support
14 Nov 2013 07:53
Timeout expired for WriteItemValue
Category: Reading, Writing, Subscriptions, Property Access
Topic started 31 Oct 2013 10:13, by SILI
Last Post 01 Nov 2013 15:26
by support
Replies:1
Views:4343
Last Post by support
01 Nov 2013 15:26
Incorrect Data Type Display
Category: Reading, Writing, Subscriptions, Property Access
Topic started 28 Oct 2013 14:19, by rsikes
Last Post 28 Oct 2013 18:23
by rsikes
Replies:4
Views:4625
Last Post by rsikes
28 Oct 2013 18:23
duplicate name not allowed
Category: Reading, Writing, Subscriptions, Property Access
Topic started 25 Oct 2013 14:53, by Robert
Last Post 25 Oct 2013 18:15
by support
Replies:3
Views:5563
Last Post by support
25 Oct 2013 18:15
SubscribeMultipleItems EventHandler is raised upon subscription
Category: Reading, Writing, Subscriptions, Property Access
Topic started 09 Oct 2013 18:41, by Flintstone
Last Post 09 Oct 2013 18:47
by support
Replies:1
Views:3608
Last Post by support
09 Oct 2013 18:47
Failure -1073430509 after several easyDA.ReadMultipleItems
Category: Reading, Writing, Subscriptions, Property Access
Topic started 07 Oct 2013 01:25, by Flintstone
Last Post 09 Oct 2013 18:44
by support
Replies:3
Views:4785
Last Post by support
09 Oct 2013 18:44
Subscribe multiple items/display values in different object typ
Category: Reading, Writing, Subscriptions, Property Access
Topic started 22 Aug 2013 12:54, by Ramirez
Last Post 28 Aug 2013 09:25
by support
Replies:7
Views:7829
Last Post by support
28 Aug 2013 09:25
EasyDAClient first call of WriteItemValue fails
Category: Reading, Writing, Subscriptions, Property Access
Topic started 23 May 2013 07:25, by SILI
Last Post 24 Jul 2013 15:52
by support
Replies:5
Views:5837
Last Post by support
24 Jul 2013 15:52
Read not completed error
Category: Reading, Writing, Subscriptions, Property Access
Topic started 20 Jul 2013 12:07, by tamara
Last Post 22 Jul 2013 10:18
by support
Replies:1
Views:4198
Last Post by support
22 Jul 2013 10:18
Delay in response opcClient.ReadMultipleItems
Category: Reading, Writing, Subscriptions, Property Access
Topic started 10 Jul 2013 19:34, by surand
Last Post 11 Jul 2013 19:08
by support
Replies:1
Views:3891
Last Post by support
11 Jul 2013 19:08
SLOW READ AND WRITE PERFORMANCE
Category: Reading, Writing, Subscriptions, Property Access
Topic started 12 Jun 2013 02:14, by Ben_FA
Last Post 14 Jun 2013 18:24
by support
Replies:1
Views:6511
Last Post by support
14 Jun 2013 18:24
Dog slow, and timeouts.
Category: Reading, Writing, Subscriptions, Property Access
Topic started 23 May 2013 16:37, by SirParadox
Last Post 28 May 2013 17:28
by support
Replies:1
Views:3920
Last Post by support
28 May 2013 17:28
Get Data Type methods
Category: Reading, Writing, Subscriptions, Property Access
Topic started 04 Apr 2013 20:49, by arahming
Last Post 29 Apr 2013 11:44
by support
Replies:14
Views:14.2k
Last Post by support
29 Apr 2013 11:44
Accessing ReadMultipleItems return values
Category: Reading, Writing, Subscriptions, Property Access
Topic started 30 Jan 2013 17:22, by rdprecure
Last Post 31 Jan 2013 08:57
by admin
Replies:0
Views:4699
Last Post by admin
31 Jan 2013 08:57
Quick OPC and Simatic OPC Server troubles
Category: Reading, Writing, Subscriptions, Property Access
Topic started 16 Jan 2013 16:34, by LuanKotze
Last Post 30 Jan 2013 08:54
by support
Replies:4
Views:7605
Last Post by support
30 Jan 2013 08:54
What does requestedUpdateRate really mean?
Category: Reading, Writing, Subscriptions, Property Access
Topic started 14 Jan 2013 18:47, by tlaford
Last Post 16 Jan 2013 21:12
by bjh
Replies:1
Views:4748
Last Post by bjh
16 Jan 2013 21:12
ReadMultipleItems Method
Category: Reading, Writing, Subscriptions, Property Access
Topic started 04 Jan 2013 19:33, by alissonhaubert
Last Post 12 Jan 2013 09:43
by support
Replies:6
Views:5690
Last Post by support
12 Jan 2013 09:43
GetMultiplePropertyValues
Category: Reading, Writing, Subscriptions, Property Access
Topic started 05 Dec 2012 15:55, by lauraibexe
Last Post 05 Dec 2012 19:55
by support
Replies:0
Views:3490
Last Post by support
05 Dec 2012 19:55
HoldPeriods
Category: Reading, Writing, Subscriptions, Property Access
Topic started 23 Nov 2012 08:42, by empir
Last Post 27 Nov 2012 18:13
by support
Replies:4
Views:4837
Last Post by support
27 Nov 2012 18:13
Device Failure
Category: Reading, Writing, Subscriptions, Property Access
Topic started 21 Nov 2012 15:40, by empir
Last Post 24 Nov 2012 16:33
by support
Replies:2
Views:5197
Last Post by support
24 Nov 2012 16:33
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