Solution : https://service.sap.com/sap/support/notes/152054 (SAP Service marketplace login required)
Key words : 
additional key words omji, late exclusive material block, posting goods movements, function module mb_create_goods_movement, symptom performance problems, routine segment_hinzufuegen, program error, solution implement, attached corrections, performance
Related Notes : 
       
| 192423 | Delivery Processing Performance: Consulting | 
| 151930 | Error messages when posting goods movements | 
| 151672 | Exclusive value block is kept too long |