SAP BAPI_USER_SYSTEM_ASSIGN Function Module for Change User-System Assignments in Central CUA System

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BAPI_USER_SYSTEM_ASSIGN is a standard bapi user system assign SAP function module available within SAP R/3 or S/4 Hana systems, depending on your version and release level. It is used for Change User-System Assignments in Central CUA System 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 bapi user system assign FM, simply by entering the name BAPI_USER_SYSTEM_ASSIGN into the relevant SAP transaction such as SE37 or SE38.

Function Group: SU_USER
Program Name: SAPLSU_USER
Main Program: SAPLSU_USER
Appliation area:
Release date: 24-Nov-2006
Mode(Normal, Remote etc): Remote-Enabled
Update:

Function BAPI_USER_SYSTEM_ASSIGN 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 'BAPI_USER_SYSTEM_ASSIGN'"Change User-System Assignments in Central CUA System
  EXPORTING
   USERNAME =  "User Name in User Master Record

TABLES
   SYSTEMS =  "BAPI Structure for CUA Target Systems
   RETURN =  "Return Parameter

.

IMPORTING Parameters details for BAPI_USER_SYSTEM_ASSIGN

USERNAME - User Name in User Master Record

Data type: BAPIBNAME-BAPIBNAME
Optional: No
Call by Reference: No ( called with pass by value option)

TABLES Parameters details for BAPI_USER_SYSTEM_ASSIGN

SYSTEMS - BAPI Structure for CUA Target Systems

Data type: BAPIRCVSYS
Optional: No
Call by Reference: Yes

RETURN - Return Parameter

Data type: BAPIRET2
Optional: No
Call by Reference: Yes

Copy and paste ABAP code example for BAPI_USER_SYSTEM_ASSIGN 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.

ABAP code using 7.40 inline data declarations to call FM BAPI_USER_SYSTEM_ASSIGN

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.

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