Transaction: VL02N

Press enter to lock the delivery and enter in edit mode of the document.
You can create or change/display the output for this document by choosing from Menu: Extras -> Delivery Output -> Header

Sample delivery note output program RLE_DELNOTE. You can see how to define the ENTRY form routine which is called by the SAP output framework.
FORM ENTRY USING RETURN_CODE US_SCREEN. DATA: LF_RETCODE TYPE SY-SUBRC. XSCREEN = US_SCREEN. PERFORM PROCESSING USING US_SCREEN CHANGING LF_RETCODE. IF LF_RETCODE NE 0. RETURN_CODE = 1. ELSE. RETURN_CODE = 0. ENDIF. ENDFORM.
You will need some GLOBAL definitions and it is best to include the following:
Continue reading Output types, output determination SAP SD (ABAP) – setup, debugging, print programs