SAP ABAP Interface IF_DM_PROPERTIES (Document Properties) is using

• Class (4)

#	Object Type	Object Name	Object Description	Note
1	Class	CX_DM_ACCESS_DENIED	Access Denied
2	Class	CX_DM_NOT_AVAILABLE	Object/service not available
3	Class	CX_DM_READ	Error reading data
4	Class	CX_DM_WRITE	Write Error