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 support. Our 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 1529 topics

Provides support for QuickOPC in .NET-based tools.

Time to create page: 0.056 seconds

	Subject	Replies / Views	Last Post
Windows Services and Type Mismatch	Windows Services and Type Mismatch Category: QuickOPC in .NET Topic started 09 Sep 2012 20:31, by peer@barcode.dk Last Post 10 Sep 2012 14:08 by support	Replies:0 Views:3748	Last Post by support 10 Sep 2012 14:08
Monitoring [OPC] Server State	Monitoring [OPC] Server State Category: QuickOPC in .NET Topic started 30 Aug 2012 10:17, by support Last Post 30 Aug 2012 10:17 by support	Replies:0 Views:6463	Last Post by support 30 Aug 2012 10:17
Working with Alarms in an OPC-DA 2.05A	Working with Alarms in an OPC-DA 2.05A Category: QuickOPC in .NET Topic started 08 Aug 2012 17:25, by jeancg Last Post 28 Aug 2012 18:07 by jeancg 1 2	Replies:13 Views:10.6k	Last Post by jeancg 28 Aug 2012 18:07
Demo application shows an Error after click subscribe button	Demo application shows an Error after click subscribe button Category: QuickOPC in .NET Topic started 27 Aug 2012 10:06, by mimuel Last Post 28 Aug 2012 06:24 by support	Replies:0 Views:4763	Last Post by support 28 Aug 2012 06:24
Using State object for local variables	Using State object for local variables Category: QuickOPC in .NET Topic started 25 Aug 2012 12:25, by support Last Post 25 Aug 2012 12:26 by support	Replies:0 Views:5118	Last Post by support 25 Aug 2012 12:26
Exceptions vs Bad Quality?	Exceptions vs Bad Quality? Category: QuickOPC in .NET Topic started 22 Aug 2012 15:46, by jgyenese Last Post 24 Aug 2012 11:58 by support	Replies:3 Views:7596	Last Post by support 24 Aug 2012 11:58
Trial version of Quick OPC Classic 5.1 - can it access the network?	Trial version of Quick OPC Classic 5.1 - can it access the network? Category: QuickOPC in .NET Topic started 12 Nov 2011 14:41, by support Last Post 10 Aug 2012 14:37 by support 1 2 3 4	Replies:37 Views:19.4k	Last Post by support 10 Aug 2012 14:37
error, OPC operation failed - ClassFactory can not supply requested class	error, OPC operation failed - ClassFactory can not supply requested class Category: QuickOPC in .NET Topic started 01 Aug 2012 18:59, by alissonhaubert Last Post 02 Aug 2012 14:33 by support	Replies:4 Views:5805	Last Post by support 02 Aug 2012 14:33
No notification if no change in OPC value	No notification if no change in OPC value Category: QuickOPC in .NET Topic started 23 Jul 2012 18:21, by jeancg Last Post 26 Jul 2012 09:11 by support	Replies:0 Views:3888	Last Post by support 26 Jul 2012 09:11
Different Timestamp in SubscribeMultipleItems.	Different Timestamp in SubscribeMultipleItems. Category: QuickOPC in .NET Topic started 20 Jul 2012 18:12, by jeancg Last Post 22 Jul 2012 19:02 by support	Replies:0 Views:4008	Last Post by support 22 Jul 2012 19:02
Deploy Application in ASP.NET + Windows 7	Deploy Application in ASP.NET + Windows 7 Category: QuickOPC in .NET Topic started 16 Jul 2012 12:19, by jeancg Last Post 20 Jul 2012 10:05 by support	Replies:5 Views:6746	Last Post by support 20 Jul 2012 10:05
EasyDAClient.ItemChanged stops firing	EasyDAClient.ItemChanged stops firing Category: QuickOPC in .NET Topic started 19 Jul 2012 13:54, by Shea Last Post 19 Jul 2012 15:17 by support	Replies:2 Views:4234	Last Post by support 19 Jul 2012 15:17
obtaining tag value when alarm is fired, and AttributeValues property	obtaining tag value when alarm is fired, and AttributeValues property Category: QuickOPC in .NET Topic started 14 Jul 2012 14:10, by support Last Post 16 Jul 2012 10:16 by support	Replies:2 Views:5679	Last Post by support 16 Jul 2012 10:16
Faster Queries (OPC read performance)	Faster Queries (OPC read performance) Category: QuickOPC in .NET Topic started 28 Jun 2012 06:58, by support Last Post 28 Jun 2012 06:58 by support	Replies:0 Views:4393	Last Post by support 28 Jun 2012 06:58
Writing Values	Writing Values Category: QuickOPC in .NET Topic started 18 Jun 2012 09:58, by SW Last Post 20 Jun 2012 11:21 by SW	Replies:2 Views:5345	Last Post by SW 20 Jun 2012 11:21
Writing Array Values (OPC-UA)	Writing Array Values (OPC-UA) Category: QuickOPC in .NET Topic started 20 Jun 2012 09:53, by support Last Post 20 Jun 2012 09:54 by support	Replies:0 Views:9089	Last Post by support 20 Jun 2012 09:54
OPC UA Write Error (BadWriteNotSupported, 0x80730000)	OPC UA Write Error (BadWriteNotSupported, 0x80730000) Category: QuickOPC in .NET Topic started 19 Jun 2012 09:50, by support Last Post 19 Jun 2012 09:57 by support	Replies:2 Views:9148	Last Post by support 19 Jun 2012 09:57
Browsing Nodes	Browsing Nodes Category: QuickOPC in .NET Topic started 15 Jun 2012 14:25, by SW Last Post 19 Jun 2012 09:47 by support	Replies:2 Views:7118	Last Post by support 19 Jun 2012 09:47
"Access Denied" with .NET 4.0	"Access Denied" with .NET 4.0 Category: QuickOPC in .NET Topic started 13 Jun 2012 12:34, by Roshan123 Last Post 14 Jun 2012 07:11 by support	Replies:0 Views:5047	Last Post by support 14 Jun 2012 07:11
Load Assembly at Runtime	Load Assembly at Runtime Category: QuickOPC in .NET Topic started 06 Jun 2012 19:14, by Andrew Last Post 13 Jun 2012 07:12 by support	Replies:3 Views:6419	Last Post by support 13 Jun 2012 07:12