Buttons may not work in the runtime under specific circumstances.

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• FAQ: Several issues were observed where the Smart Client was reloading Service Engine files constantly and also buttons stopped working at some point. What could be the reason for this behaviour?

  The Smart Client usually loads the Service Engine Files from the Service Engine Server once, and then only checks if the files have changed. Especially on Windows 10 Systems, it may happen that the Smart Client always tries to download all files ...

• The OPC UA server may enter a deadlock state on closing the runtime under specific circumstances

  Summary On closing the runtime with an OPC UA server running in the process gateway to which multiple OPC UA clients are communicating, the OPC UA server may enter a deadlock state while attempting to close the connections and clean up used objects. ...

• Under specific circumstances the zenon runtime buttons do not adjust their look according to the current user logged in authorization level.

  Summary It may occur that when a user logs in the zenon runtime its authorization level is not acquired correctly by the screen buttons not looking these accordingly. The buttons appearance is only adjusted if the zenon runtime is reloaded online. ...

• zenon runtime may stop responding under specific circumstances when using .WMF graphics

  Summary When using .wmf graphics in combi elements, the runtime may sporadically stop responding on opening a screen that displays such .wmf graphics. DescriptionWhen using .wmf graphics in combi elements, the runtime may sporadically stop responding ...

• Under circumstances the zenon runtime may not correctly recognize it is runtime server

  Summary Under specific circumstances the zenon runtime may not correctly identify the PC it was started from as the runtime server and attempts to start as a client instead of runtime server DescriptionUnder specific circumstances the zenon runtime ...