Issues

• [Bug]: _handle_ACK_response throws an error instead of routing it to the callback

  bug
  node-opcua/node-opcua#1782 · Filter by author do- opened on Oct 2, 2026

• [Bug]: Namespace.toNodeset2XML wrongly discards required namespace dependency

  bug
  node-opcua/node-opcua#1781 · Filter by author s-scheinert opened on Oct 2, 2026

• RFC OPC UA browser client via WebSocket Transport

  Feature

  node-opcua/node-opcua#1496 · Filter by author kwojcicki opened on Apr 23, 2026
  2

• createDefaultCertificate should rely on existing certificate manager locking

  Fixed: requesting verification
  node-opcua/node-opcua#1483 · Filter by author HaroldStruwig opened on Feb 25, 2026
  1

• onRegisterServer event not emitted for mDNS discovered servers (only for LDS registration)

  node-opcua/node-opcua#1479 · Filter by author AlexanderThees opened on Feb 9, 2026

• Custom structure types from CODESYS return empty objects since v2.158+

  node-opcua/node-opcua#1477 · Filter by author RealGregor opened on Feb 5, 2026
  5

• Cannot find StructureType constructor for ISA95ParameterDataType - it may be abstract, or it could be a basic type

  Fixed: requesting verification
  node-opcua/node-opcua#1448 · Filter by author bbmmcodegirl opened on May 30, 2025
  1

• Connection issue between node-opcua client and C# opcua server

  need more info
  node-opcua/node-opcua#1422 · Filter by author Nickiven opened on Mar 13, 2025
  2

• Can't raise event with multiple properties of same name

  enhancementSponsors wanted !
  node-opcua/node-opcua#1419 · Filter by author LaurenceGA opened on Feb 21, 2025
  5

• Adjusting clock forward in time past security token renewal due date cause problems

  contact support@sterfive.comneed more info
  node-opcua/node-opcua#1394 · Filter by author EirikVea opened on Oct 3, 2024

• CreateSession --> LocaleIds Parameter

  contact support@sterfive.comSponsors wanted !
  node-opcua/node-opcua#1392 · Filter by author robotsox opened on Sep 30, 2024
  1

• Server Timestamp not updating correctly

  contact support@sterfive.com
  node-opcua/node-opcua#1386 · Filter by author Akeel95 opened on Sep 2, 2024

• Loading nodeset files via string/stream/..

  question
  node-opcua/node-opcua#1352 · Filter by author faljse opened on Mar 21, 2024

• How to get Client Certificate stored in "SessionSecurityDiagnostics"

  contact support@sterfive.comquestion
  node-opcua/node-opcua#1293 · Filter by author raptorsj opened on Aug 24, 2023

• Write of Uint64/Int64 Array results in exception

  Sponsors wanted !
  node-opcua/node-opcua#1283 · Filter by author Graos opened on Jun 22, 2023
  3

• Node-opcua server with a custom historian can crash when the request times out and the client process is closed

  contact support@sterfive.com
  node-opcua/node-opcua#1241 · Filter by author tetanw opened on Feb 9, 2023

• Add Aggregate Configuration Options as parameters

  enhancementSponsors wanted !
  node-opcua/node-opcua#1098 · Filter by author lucianohsmelo opened on Dec 6, 2021
  1

• [Client] If folder where certificateFile is stored is readonly then client can't connect

  bug
  node-opcua/node-opcua#1028 · Filter by author bruegth opened on Jul 14, 2021
  2