Solution : https://service.sap.com/sap/support/notes/337037 (SAP Service marketplace login required)
Key words : 
additional key words lis, -defined update routines, symptom lis, key figure, 20 key figures, update rules, -defined field, prerequisites formulas, solution note, considerable problems
Related Notes : 
       
| 423224 | LIS: DBase SELECTS in formulas, conditions and user exits |