Primary Server may not find the Secondary Server on startup if the runtime is started simultaneously on both systems when using the hardware redundancy mode.

• Related Articles

• Execution of "Redundancy switch" function does not work correctly in the runtime when using the hardware redundancy mode

  Summary When using the hardware redundancy mode in the project, the function "redundancy switch" does not execute properly in the runtime. The role of the active server does not switch after executing the function. DescriptionWhen using the hardware ...

• Checklist: Hardware-dongle is broken

  Time estimate: 5 minutes Please go through all the points in the following checklist. If necessary, confirm with IT Department any information you cannot verify before contacting your local COPA-DATA Representative. Checklist usage: #. [Quick hints] ...

• FAQ: What are Installation and Security considerations of the zenon Smart Server and Smart Client?

  The attached document (English only) describes in some detail the specifics of the zenon Smart Server Application and the zenon Smart Client Application. Also a short explanation of security features and components is given. More information about ...

• Standby server freeze in redundancy while Euromap 63 driver is in hardware mode

  Description When using the Euromap 63 driver in hardware mode, redundancy switching does not work as expected. After a redundancy switch from the Primary Server to the Standby Server, the Service Engine on the Standby Server freezes when the Primary ...

• Checklist: OPCDA Server

  Time estimate: 20 minutes Please go through all the points in the following checklist. If necessary, confirm with IT Department any information you cannot verify before contacting your local COPA-DATA Representative. Do NOT use DCOM in combination ...