Message Number list used by SAP ABAP Program LTB55F00 (Include LTB55F00)
SAP ABAP Program LTB55F00 (Include LTB55F00) is using
# Object Type Object Name Object Description Note
     
1 Message Number  T0 - 123 A system error occurred when blocking the transaction
2 Message Number  T0 - 198 Class &1 is already being edited by user &2
3 Message Number  T0 - 199 You are already editing class &