Solution : https://service.sap.com/sap/support/notes/1258398 (SAP Service marketplace login required)
Key words : 
object_type      f_module_name                  priority update_taskrouting          curto_generate_with_task        0       xthis ensures, object_type  f_module_name              priority   update_task   routing       curto_generate_with_task   0if, theruntime object generation, problem occurs due, wrong change status, parameter update_task, changed routing, curto_generate_with_task, current change, solution change
Related Notes : 
       
| 736383 | |
| 609959 | |
| 586782 | |
| 483997 | Automatic generation after master data change |