SAP ABAP Function Module AII_MD_DOC_WRITE (RFC function for writing documents) is using

• Class (1)
• Data Element (4)
• Table/Structure Field (5)
• Function Module (2)
• Message Class (1)
• Message Number (1)
• Table (1)

#	Object Type	Object Name	Object Description	Note
1	Message Number	AIN_BAPI - 078	Document cannot be saved