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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.

Recent Topics (7 topics)

Subject Replies / Views Last Post
The OPC server needs to shutdown
Category: Connections, Reconnections, COM/DCOM
Topic started 03 Dec 2025 15:47, by jskala
Last Post 03 Dec 2025 16:55
by support
Replies:2
Views:8
Last Post by support
03 Dec 2025 16:55
.net 9 support
Category: OPC Wizard
Topic started 20 Oct 2025 20:41, by Cwardltu
Last Post 02 Dec 2025 20:18
by support
Replies:9
Views:208
Last Post by support
02 Dec 2025 20:18
Connecting to a PLC with anonymous users turned off
Category: Connections, Reconnections, COM/DCOM
Topic started 20 Nov 2025 21:34, by Cwardltu
Last Post 25 Nov 2025 17:00
by support
Replies:19
Views:227
Last Post by support
25 Nov 2025 17:00
Subscribe to an index of an array
Category: Reading, Writing, Subscriptions
Topic started 20 Nov 2025 21:39, by Cwardltu
Last Post 21 Nov 2025 08:31
by support
Replies:1
Views:69
Last Post by support
21 Nov 2025 08:31
OPC UA service result - {BadCertificateUriInvalid}
Category: Connections, Reconnections, Certificates
Topic started 09 Nov 2025 17:08, by micham
Last Post 10 Nov 2025 21:20
by micham
Replies:7
Views:135
Last Post by micham
10 Nov 2025 21:20
Error: 6401 after opcServer restore
Category: Connections, Reconnections, Certificates
Topic started 10 Sep 2025 03:01, by xpycy001
Last Post 10 Nov 2025 18:08
by support
Replies:6
Views:308
Last Post by support
10 Nov 2025 18:08
Accessing the EasyUAClients Library
Category: Installation, Deployment
Topic started 05 Nov 2025 14:23, by North-CE-2025
Last Post 07 Nov 2025 09:45
by support
Replies:5
Views:233
Last Post by support
07 Nov 2025 09:45

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