Solution : https://service.sap.com/sap/support/notes/50928 (SAP Service marketplace login required)
Key words : 
additional key words phantom assemblies order level order path transactions ca01, phantom assemblies, production order, form routine create_stpo_int, prerequisites note 50783, solution corrections, program lcmdifc1, implemented note, implemented, components
Related Notes : 
       
| 91805 | Phantom assemblies in recipe | 
| 72473 | |
| 69558 | |
| 68863 | |
| 50783 | Phantom assemblies reoccurring in stndrd task lists |