Solution : https://service.sap.com/sap/support/notes/50783 (SAP Service marketplace login required)
Key words : 
additional key words phantom assembly component allocation displayexploding phantom assembliestransactions ca01, phantom assembly occurs repeatedly, phantom assembly, function module cm_di_chk_provision, function module cm_bt_chk_provision, form routine extract_positions, form routine missing_read_dtab, form routine chk_existence, assembly occurs, occurs repeatedly
Related Notes : 
       
| 91805 | Phantom assemblies in recipe | 
| 72473 | |
| 71438 | |
| 69558 | |
| 68863 | |
| 50928 | Level and path allocation for phantom assemblies |