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Activating Functions and
Operations 
You are in the Maintain Functions and Operations screen.
1. Enter the name of the function or operation that you want to activate.
2. Choose the object class and object type.
3. Choose
.
The system starts all required reports.
The system finally generates the indexed PERFORM and starts:
¡ The programs required for the schema check when you activate a function
¡ The programs required for the personnel calculation rule check when you activate an operation

For more information on activating functions and operations, see the SAP note no. 330389 (PE04: Problems with the indexed PERFORM).
You can use the activated functions and operations in personnel calculation schemas and rules.