OPC UA Standard|Page 2|Forum|OPC Foundation Log InSelect ForumAnnouncementsProduct and Service RequestsSuggestionsOPC MarketplaceOPC UA StandardOPC UA Companion StandardsOPC UA Implementation: Stacks, Tools, an…OPC Certification and Interoperability T…Classic OPC: DA, A&E, HDA, XML-DA, e…Miscellaneous SearchAdvanced SearchSearchForum ScopeCurrent forumAll forumsMatchMatch any wordMatch all wordsMatch phraseForum OptionsPosts onlyTopic titles onlyPosts and topic titlesMinimum search word length is 3 characters - maximum search word length is 84 characters Search Login name Password Remember me Lost password? HomeForumOPC UA Standard OPC UA StandardQuestions about OPC UA technology and specifications etc.Page: 123456 59 Status code BadNodeIdUnknown when reading attributes from a variable in namespaceindex 0 Started By Mikael Eklund - 02/23/2026 - 07:12Replies: 1 Views: 455 Last Post Randy Armstrong - 7 months ago Best practice to avoid inconsistent machine parametersStarted By Jakob Hennings - 02/10/2026 - 04:56Replies: 2 Views: 316 Last Post Jakob Hennings - 8 months ago Subscription limits for an OPC UA clientStarted By Yuri Bairros - 11/03/2025 - 06:12Replies: 3 Views: 2030 Last Post Randy Armstrong - 11 months ago Non-transparent redundancy - differences between OPC UA Specification v1.04 and v1.05 Started By Mikael Eklund - 10/28/2025 - 05:53Replies: 3 Views: 633 Last Post Randy Armstrong - 11 months ago Query on Events from Non-Server NodeStarted By Mohit Agarwal - 10/09/2025 - 12:53Replies: 6 Views: 410 Last Post Mohit Agarwal - 11 months ago Why reverse connect needs 2 socket?Started By Alexander Sobetskiy - 10/09/2025 - 19:04Replies: 1 Views: 381 Last Post Randy Armstrong - 12 months ago Confused about batch/recipe managementStarted By Brianna Laugher - 08/20/2025 - 23:11Replies: 2 Views: 700 Last Post Dave Board - 12 months ago Time Zone Adjustment in OPC History RequestStarted By Santosh - 09/15/2025 - 23:36Replies: 11 Views: 938 Last Post Randy Armstrong - 12 months ago Client channel redundancyStarted By Alexander Sobetskiy - 09/18/2025 - 18:41Replies: 1 Views: 356 Last Post Randy Armstrong - 1 year ago Referencing or copy of type-definition across multiple nodesets?Started By Patrick Berger - 06/04/2025 - 01:00Replies: 1 Views: 607 Last Post Randy Armstrong - 1 year ago Non-transparent server redundancyStarted By Mark Short - 08/11/2025 - 09:32Replies: 1 Views: 338 Last Post Randy Armstrong - 1 year ago NamespaceUris specificationStarted By Joao Carlos Bastos Portela - 08/11/2025 - 09:10Replies: 1 Views: 330 Last Post Randy Armstrong - 1 year ago Page: 123456…59 Forum Timezone: America/PhoenixMost Users Ever Online: 1361Currently Online: Guest(s) 41Currently Browsing this Page: 18 Guest(s)Top Posters: Forum Stats: Groups: 2Forums: 10Topics: 1532Posts: 5184 Usage Policy © Simple:Press — Privacy Policy New / Updated TopicsIs it allowed to set the value to null o…Bibliography in 10000-1 with wrong text …Figure B.8 missing in OPC 10000-3Intro sentence of 9.1 General; OPC 10000…Need Guidance on PublishRequest TimeoutH…QuantitiesFolderType and UserCredentialC…Confusion about error codesFacing issue of disconnect after 57 min…Tool used to generate OPC UA node setNo endpoints discovredUnable to test method call with UACTT Li…Model Compiler usage for client sideOPC UA Client Application Certificate Se…PHP or Javascript implementationHow to develop an OPC Xi (WCF) Server OPC Core Components Redistributables ICE…OPC Core Components Redistributables Err…How to Develop a OPC DA Client in 2026Missing OPCAutomation.dll After Installi…