Solution : https://service.sap.com/sap/support/notes/183891 (SAP Service marketplace login required)
Key words :
additional key words np20, symptom error message n1008, program error, delivery time, simultaneously change, birth date, delivery date, delivery data, support package 9, support package 11
Related Notes :
153153 | IS-H: Composite note on important errors in 4.03A |