SAP Note 25733 - Scheduling parameters cannot be maintained

Symptom:

1. Scheduling parameters cannot be maintained with transaction IP10 (Schedule Maintenance Plan).
2. When you maintain the scheduling parameters with IP02 (Change Maintenance Plan), the following error message is issued:
E002 'Please enter a valid value'.

Cause and prerequisites

1. Scheduling parameters in Release 3.00 and 3.0A can only be maintained using the maintenance plan change transaction. When you schedule a maintenance plan (IP10), you can only display the scheduling parameters.
2. Interpretation of radio buttons has been changed in the Basis System.

Solution
Change the data elements for the following fields in the structure RMIPM. (Transaction SE11, structure RMIPM).
RMIPM-ZEIT old data element TERMKNZ -> new data element XFELD
RMIPM-STICH old data element TERMKNZ -> new data element XFELD
RMIPM-KALENDER old data element TERMKNZ -> new data element XFELD
Activate the structure RMIPM when you have made the changes.

Call up transaction SE51. Enter program SAPMIPM0 and screen 0106. Regenerate the screen. (Screen -> Generate).