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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.

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Subject Replies / Views Last Post
PHP ItemChanged Events For Multiple Subscribed Items
Category: Reading, Writing, Subscriptions, Property Access
Topic started 10 Apr 2014 14:58, by LordAshes
Last Post 10 Apr 2014 17:34
by support
Replies:2
Views:4108
Last Post by support
10 Apr 2014 17:34
SubscribeMultipleItems in VC++
Category: Reading, Writing, Subscriptions, Property Access
Topic started 05 Mar 2014 13:42, by Bego
Last Post 11 Mar 2014 14:34
by support
Replies:1
Views:4183
Last Post by support
11 Mar 2014 14:34
I need subscribeMultipleItems and Servers
Category: Reading, Writing, Subscriptions, Property Access
Topic started 05 Feb 2014 12:20, by Bego
Last Post 05 Feb 2014 13:31
by support
Replies:3
Views:4231
Last Post by support
05 Feb 2014 13:31
GetPropertyValue Performance Problem
Category: Reading, Writing, Subscriptions, Property Access
Topic started 26 Sep 2013 21:57, by jgyenese
Last Post 09 Oct 2013 08:51
by support
Replies:8
Views:5884
Last Post by support
09 Oct 2013 08:51
com_exception: Description: Write not completed.
Category: Reading, Writing, Subscriptions, Property Access
Topic started 02 Aug 2013 21:43, by dlbrown06
Last Post 18 Aug 2013 18:09
by support
Replies:12
Views:10.5k
Last Post by support
18 Aug 2013 18:09
How to obtain last error.
Category: Reading, Writing, Subscriptions, Property Access
Topic started 17 Oct 2012 10:47, by Jack_Duijf
Last Post 19 Oct 2012 09:21
by Jack_Duijf
Replies:5
Views:5733
Last Post by Jack_Duijf
19 Oct 2012 09:21
sp_OAMethod @easyDAClient, 'writeItemValue'
Category: Reading, Writing, Subscriptions, Property Access
Topic started 14 Sep 2012 15:07, by Sknight
Last Post 19 Sep 2012 17:10
by support
Replies:3
Views:9072
Last Post by support
19 Sep 2012 17:10
Setting deadbands for multiple servers
Category: Reading, Writing, Subscriptions, Property Access
Topic started 09 Aug 2012 08:47, by Gert-Jan
Last Post 21 Aug 2012 13:57
by Gert-Jan
Replies:1
Views:4068
Last Post by Gert-Jan
21 Aug 2012 13:57
SubscribeMultipleItems in VB(A)
Category: Reading, Writing, Subscriptions, Property Access
Topic started 08 Aug 2012 08:03, by Gert-Jan
Last Post 09 Aug 2012 08:43
by Gert-Jan
Replies:4
Views:4917
Last Post by Gert-Jan
09 Aug 2012 08:43
PHP Server complete properties/items array
Category: Reading, Writing, Subscriptions, Property Access
Topic started 18 Jul 2012 10:02, by steveh
Last Post 18 Jul 2012 15:11
by steveh
Replies:2
Views:4472
Last Post by steveh
18 Jul 2012 15:11
WriteVQT
Category: Reading, Writing, Subscriptions, Property Access
Topic started 23 May 2012 09:46, by mavhacii
Last Post 23 May 2012 11:12
by support
Replies:0
Views:4115
Last Post by support
23 May 2012 11:12
PHP - Return multiple Subscribed Items with single pump?
Category: Reading, Writing, Subscriptions, Property Access
Topic started 22 Dec 2010 05:10, by steveh
Last Post 17 Nov 2011 14:24
by support
Replies:5
Views:5270
Last Post by support
17 Nov 2011 14:24
XBase++ and WriteItemValue
Category: Reading, Writing, Subscriptions, Property Access
Topic started 28 Oct 2011 12:32, by support
Last Post 01 Nov 2011 08:50
by support
Replies:3
Views:5708
Last Post by support
01 Nov 2011 08:50
WriteMultipleItemValues in C++
Category: Reading, Writing, Subscriptions, Property Access
Topic started 26 Oct 2011 01:55, by bcook@c3i-usa.com
Last Post 28 Oct 2011 13:13
by support
Replies:1
Views:4352
Last Post by support
28 Oct 2011 13:13
OPCData-COM WriteMultipleItems
Category: Reading, Writing, Subscriptions, Property Access
Topic started 23 May 2011 15:09, by support
Last Post 28 Oct 2011 13:13
by support
Replies:2
Views:4624
Last Post by support
28 Oct 2011 13:13
Long Delay when using ReadItem
Category: Reading, Writing, Subscriptions, Property Access
Topic started 25 Oct 2011 13:49, by bcook@c3i-usa.com
Last Post 26 Oct 2011 19:55
by support
Replies:0
Views:3918
Last Post by support
26 Oct 2011 19:55
storing handles before the event notification comes
Category: Reading, Writing, Subscriptions, Property Access
Topic started 13 Oct 2011 12:44, by support
Last Post 18 Oct 2011 05:15
by support
Replies:3
Views:4422
Last Post by support
18 Oct 2011 05:15
MultipleItemsChanged event in C++
Category: Reading, Writing, Subscriptions, Property Access
Topic started 12 Oct 2011 13:54, by support
Last Post 12 Oct 2011 14:02
by support
Replies:4
Views:4023
Last Post by support
12 Oct 2011 14:02
C++ ReadMultipleItems example
Category: Reading, Writing, Subscriptions, Property Access
Topic started 14 Jul 2011 13:59, by support
Last Post 14 Jul 2011 14:02
by support
Replies:0
Views:3585
Last Post by support
14 Jul 2011 14:02
"Read not completed" error (PHP)
Category: Reading, Writing, Subscriptions, Property Access
Topic started 29 May 2011 09:17, by support
Last Post 29 May 2011 09:32
by support
Replies:0
Views:4231
Last Post by support
29 May 2011 09:32
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