In this step, you copy the message categories predefined by SAP to your plants as Customizing settings.
You need these message categories for:
The predefined message categories are copied
together with all their assignments (assignments of characteristics,
destinations and destination-specific target fields).
You can change the copied settings in your plant.
If you copy the process messages a second time, your changes will be
overwritten. However, characteristic assignments that you have added to the
standard will not be deleted.
You first have to copy the characteristics for process management predefined by SAP to your client.
Copy the process message categories defined by SAP to your plants.
The names of the predefined process message categories all start with PI_.