Message Number list used by SAP ABAP Function Module /SPE/CALL_PROC_NAST (Call nast processing for single message)
SAP ABAP Function Module /SPE/CALL_PROC_NAST (Call nast processing for single message) is using
# Object Type Object Name Object Description Note
     
1 Message Number  VL - 046 This delivery (&1) is currently being processed by another user (&2)
2 Message Number  VL - 047 You cannot block the transaction at the moment