Solution : https://service.sap.com/sap/support/notes/384100 (SAP Service marketplace login required)
Key words :
additional key words vl02, warehouse management transfer orders, runtime error message_type_unknown occurs, confirm pick orders, form routine message_senden, pick order verification, definable message vl186, display message vl186, empty message type, runtime error
Related Notes :
| 444744 | Dely items can be deletd despite of billing (billing-rel. G) |
| 312865 | Message VL186 stops processing of deliveries |
| 205274 | Confirming transfer order after billing document |