SAP ABAP Function Module WRF_POHF_CHECK_BSART_PSTYP (Prüfe Bsart und Pstyp) is using

• Class (1)
• Data Element (2)
• Table/Structure Field (3)
• Message Class (1)
• Message Number (2)
• Class Method (1)
• Table (1)

#	Object Type	Object Name	Object Description	Note
1	Message Number	ME - 016	Item category & not defined (please check your input)
2	Message Number	ME - 020	Item category &3 not allowed with document type &1