Message Class list used by SAP ABAP Class CL_PS_UI_HIERARCHY_TREE (Hierarchy Tree)
SAP ABAP Class CL_PS_UI_HIERARCHY_TREE (Hierarchy Tree) is using
# Object Type Object Name Object Description Note
     
1 Message Class  CL_PS_MD_MSG Messages for Project Editor
2 Message Class  PSB_API_MSGCL PSB_API_MSGCL-
3 Message Class  PSB_API_MSGCL PSB_API_MSGCL-