SAP ABAP Function Module MEPO_DOC_READ (Lesen eines Einkaufsbelegs im SAPMM06E) is using

• Class (3)
• Data Element (5)
• Table/Structure Field (5)
• Message Class (2)
• Message Number (3)
• Class Method (2)
• Table (6)

#	Object Type	Object Name	Object Description	Note
1	Message Number	06 - 019	Document & does not exist
2	Message Number	ME - 027	Transaction code & not defined
3	Message Number	ME - 159	Function modules invoked in wrong sequence