Message Number list used by SAP ABAP Program LWPAVI01 (Include LWPAVI01)
SAP ABAP Program LWPAVI01 (Include LWPAVI01) is using
# Object Type Object Name Object Description Note
     
1 Message Number  WP - 606 No PO could be created for material & and plant &
2 Message Number  WP - 607 Vendor & invalid (only external vendors are possible)
3 Message Number  WP - 618 Vendor & from original purchase order cannot be changed
4 Message Number  WP - 631 Vendor must be entered for automatic purchase order generation
5 Message Number  WP - 632 Internal vendors are not allowed for purchase order generation
6 Message Number  WP - 635 Vendor & does not exist