Solution : https://service.sap.com/sap/support/notes/92633 (SAP Service marketplace login required)
Key words : 
error message 29281 'maximum low-level code 999 reached', additional key words recursion/low-level code, attached advance corrections, create report zzstpn01, termination occurs, material option, material marked, discontinued/follow-, discontinued, prerequisites
Related Notes : 
       
| 68792 | Collective note for low-level code / recursiveness |