PLCcom Opc Ua Client Sdk | Downloads and Resources

Version 9.2.4.1 (.net version only)

• New: In response to customer requests, the option has been introduced to accept server-side certificates that contain errors that cannot actually be suppressed according to the Opc specification. For this purpose, the CertificateValidationEventArgs object has been extended by the AcceptAll flag

Version 9.2.1 (Java Version only)

• Bugfix: Discovery Endpoints aborts with a NullPointerException if an endpoint was not correctly transferred from the Opc Ua server
• internal improvement

Version 9.1.5 (Java Version only)

• Bugfix: Possible java.lang.NoSuchMethodError when using Java version 8

Version 9.2.3.1 (.net version only)

• Bugfix: When writing UIn16 and UInt32 values, problems could occur when transferring values if a casting of the value to the data type Variant was missing

Version 9.2.2.1 (.net version only)

• Elimination of known vulnerabilities Third-party libraries
• Introduction of a flag (TolerateFaultyServerState) with which an automatic reconnect can be prevented if the status of a connected Opc Ua server is not “Running”.
• Several minor internal revisions and improvements

Version 9.1.2

• Elimination of internal vulnerabilities, as well as known vulnerabilities of the third-party libraries used
• Support of the .Net 8.0 framework (only .Net version)
• various internal revisions and improvements

Version 8.1.1

• further adaptations of the Sdk to the current Opc Ua specification
• Elimination of internal vulnerabilities, as well as known vulnerabilities of the used third-party licenses
• Adaptation package naming, see Firststeps document in download package (Java version only)
• Support for .Net 7.0 framework (.Net version only)
• various internal revisions and improvements

Version 7.4.1 (Java version only)

• Security update due to vulnerabilities in the dependencies of Bouncy Castle V1.54 and guava V21.0

Version 7.3.2 

• Revision of the reconnect functions
• Internal changes to improve the processing speed

Version 7.2.2 (Java version only)

• Support Java / OpenJRE up to version 19
• Adaptation methods for loading certificates
• Bugfix: possibly occurring problem with endpoint discovery with exception Bad_InvalidTimestamp fixed
• Revision sample code in download package

Version 7.1.3

• new function browseFull, all necessary browse and browseNext operations are combined to one function call
• License may not be accepted even though it is valid
• Bugfix: Function browseNext passes possibly wrong continuationPoint

Version 7.1.1

• Support for .Net 6.0 framework (.Net version only)
• Support Java / OpenJRE up to version 17 (Java version only)
• new Function GetNodeIdByPath
• various internal improvements and revisions

Version 6.1.1

• Support of the .Net 5.0 framework
• Fix problem rebuilding Subscriptions and MonitoredItems after connection loss
• Fix problem, high CPU / RAM usage after restart of OPC server
• internal improvements and revisions

Version 5.1.8 (Java version only)

• Fixed problems when using under Java 1.8 (wrong class version of MonitoredItemNotificationListener)

Version 5.1.4 (Java version only)

• Bugfix: Issuing a "self signed certificate" fails due to country-specific requirements

Version 5.1.3

• Complete revision of the routines according to the specifications of the OPC Foundation
• Provision also for .Net Standard / .Net Core (.Net version only)
• Provision also for openJRE/openJDK (Java Version only)
• internal speed and stability improvement

Version 4.3.1

• Bugfix: For incorrect host names in the endpoint URL
• internal speed and stability improvement

Version 4.1.0

• Support of registered read and write
• Adaptations to the current OPC UA specifikation
• Bugfixes
• internal speed and stability improvement

Version 3.6.4

• Endpoints with IP 0.0.0.0 in the URL will now be tolerated

Version 3.6.3

• detailed error message during certificate validation

Version 3.6.2

• Bugfix: Brows nodes

Version 3.6.1

• new improved functions to perform call method calls
• Extension of the "read" and "write" functionalities
• Adaptation and extension of the online documentation
• Adaptation and extension of the "First Steps" tutorial
• Delivery of the product no longer as a setup, but within a zip file

Version 3.5.0

• Bugfix: While transferring an identitytoken object (Username + Password)
• Extension of the Discovery functionality, the transfer of a Discovery Uri is also possible now.

Version 3.4.0

• Bugfix: Starting an ASP application

Version 3.3.0

• Bugfix: Browser description adjusted

Version 3.2.8

• Bugfix: Processing certificate check

Version 3.2.6

• improved sorting behavior when querying endpoints
• Setup is signed

Version 3.2.5 (Java version only)

• Bugfix: When sending encrypted passwords

Version 3.2.4

• Bugfix: GetFilteredEndpoints always used the Discoveryport 4840

Version 3.2.3

• Bugfix: Optimization of cache functionality when loading
• Revision of the constructor of the session configuration
• new static method Build () for easy creation of session configurations
• Adjusting of online documentation
• Adjusting of browsemethods, if the UA-server supports inverse browsing according to specification
• new filter methods

Version 3.2.0 (Java version only)

• Bugfix: When filling the internal node cache, not all types of nodes have been considered

Version 3.1.0

• internal speed improvements
• Bugfix: Internal cache is used consistently