SAP FM_POPULATE_XREF Function Module for Populate MM document reference for FM Update
FM_POPULATE_XREF is a standard fm populate xref SAP function module available within SAP R/3 or S/4 Hana systems, depending on your version and release level. It is used for Populate MM document reference for FM Update processing and below is the pattern details for this FM, showing its interface including any import and export parameters, exceptions etc. there is also a full "cut and paste" ABAP pattern code example, along with implementation ABAP coding, documentation and contribution comments specific to this or related objects.
See here to view full function module documentation and code listing for fm populate xref FM, simply by entering the name FM_POPULATE_XREF into the relevant SAP transaction such as SE37 or SE38.
Function Group: FMSM_CORE_E
Program Name: SAPLFMSM_CORE_E
Main Program: SAPLFMSM_CORE_E
Appliation area:
Release date: N/A
Mode(Normal, Remote etc): Normal Function Module
Update:

Function FM_POPULATE_XREF pattern details
In-order to call this FM within your sap programs, simply using the below ABAP pattern details to trigger the function call...or see the full ABAP code listing at the end of this article. You can simply cut and paste this code into your ABAP progrom as it is, including variable declarations.CALL FUNCTION 'FM_POPULATE_XREF'"Populate MM document reference for FM Update.
EXPORTING
I_PSTYP = "Item Category in Purchasing Document
I_LFBNR = "Document No. of a Reference Document
I_LFPOS = "Item of a Reference Document
I_LFGJA = "Fiscal Year of Current Period
CHANGING
C_ACCIT = "Accounting Interface: Item Information
IMPORTING Parameters details for FM_POPULATE_XREF
I_PSTYP - Item Category in Purchasing Document
Data type: PSTYPOptional: No
Call by Reference: Yes
I_LFBNR - Document No. of a Reference Document
Data type: LFBNROptional: No
Call by Reference: Yes
I_LFPOS - Item of a Reference Document
Data type: LFPOSOptional: No
Call by Reference: Yes
I_LFGJA - Fiscal Year of Current Period
Data type: LFGJAOptional: No
Call by Reference: Yes
CHANGING Parameters details for FM_POPULATE_XREF
C_ACCIT - Accounting Interface: Item Information
Data type: ACCITOptional: No
Call by Reference: Yes
Copy and paste ABAP code example for FM_POPULATE_XREF Function Module
The ABAP code below is a full code listing to execute function module POPUP_TO_CONFIRM including all data declarations. The code uses the original data declarations rather than the latest in-line data DECLARATION SYNTAX but I have included an ABAP code snippet at the end to show how declarations would look using the newer method of declaring data variables on the fly. This will allow you to compare and fully understand the new inline method. Please note some of the newer syntax such as the @DATA is not available until a later 4.70 service pack (SP8), which i why i have stuck to the origianl for this example.| DATA: | ||||
| lv_c_accit | TYPE ACCIT, " | |||
| lv_i_pstyp | TYPE PSTYP, " | |||
| lv_i_lfbnr | TYPE LFBNR, " | |||
| lv_i_lfpos | TYPE LFPOS, " | |||
| lv_i_lfgja | TYPE LFGJA. " |
|   CALL FUNCTION 'FM_POPULATE_XREF' "Populate MM document reference for FM Update |
| EXPORTING | ||
| I_PSTYP | = lv_i_pstyp | |
| I_LFBNR | = lv_i_lfbnr | |
| I_LFPOS | = lv_i_lfpos | |
| I_LFGJA | = lv_i_lfgja | |
| CHANGING | ||
| C_ACCIT | = lv_c_accit | |
| . " FM_POPULATE_XREF | ||
ABAP code using 7.40 inline data declarations to call FM FM_POPULATE_XREF
The below ABAP code uses the newer in-line data declarations. This allows you to see the coding differences/benefits of the later inline syntax. Please note some of the newer syntax below, such as the @DATA is not available until 4.70 EHP 8.Search for further information about these or an SAP related objects