Message Number list used by SAP ABAP Function Module LAYMOD_UPDATE (Update Layout Module)
SAP ABAP Function Module LAYMOD_UPDATE (Update Layout Module) is using
# Object Type Object Name Object Description Note
     
1 Message Number  LAY - 001 Layout module & does not exist
2 Message Number  LAY - 030 The data for material &1 are blocked by user &2
3 Message Number  M3 - 021 A system error has occurred while locking