RGM : Write graphical value to recipe in network mode doesn't work beetween zenon 7.00 and 7.50 (Compatibility mode)

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• FAQ: It seems that sometimes not all variables are correctly written to the PLC by the RGM module, although the system driver variable states that the recipe was written successfully and the option "write synchronously" is active. How can this be?

  When reading a RGM recipe immediately after writing a RGM recipe, with a driver that has the option "keep update list in memory" active, and recipe variables that have been read previously, it can happen that a read cycle is currently in progress, ...

• FAQ: When I activate the option "write synchronously" for the Recipegroup manager recipe, and I write the recipe, the recipe does not seem to be written properly and also the Service Engine does not close properly. Why is that?

  When the option "write synchronously" is active at a recipe, when writing a recipe (sending values to the PLC) for each recipe variable a writing confirmation is requested to the driver. On a successfull write, the driver sends a writing confirmation ...

• FAQ: Recipes in RGM cannot be edited / RGM incompatibility of recipes between different builds in version 8.20.

  There was found an incompatibility in the Recipe Group Manager (RGM) in zenon 8.20 Build 70282, 79336, 80198, 80611 and 81129. An issue was detected which causes the RGM recipes of the affected builds to be no longer compatible with recipes stored ...

• FAQ: The standard setting for "Graphics quality" in the projects "Graphical design" properties with zenon is set to "DirectX Hardware"! What does this mean especially for older hardware? When I am assumed to use "DirectX Hardware", "DirectX Software" or "Windows Basis"?

  For a detailed description of DirectX and its implementation in zenon please check out the documents attached (available in English and German).

• RGM screen specific funtion write selected values not working when check recipe values is active

  Description In the Service Engine, "Write selected values" does not work when "Check recipe value" is enabled. This behavior has been changed. "Write selected values" is now always executed. Exception: The value is outside the valid limits. To ...