SAP ISU_REFERENCE_CUSTOMER_CHECK Function Module for

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ISU_REFERENCE_CUSTOMER_CHECK is a standard isu reference customer check SAP function module available within SAP R/3 or S/4 Hana systems, depending on your version and release level. It is used to perform a specific ABAP function and below is the pattern details, 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 isu reference customer check FM, simply by entering the name ISU_REFERENCE_CUSTOMER_CHECK into the relevant SAP transaction such as SE37 or SE38.

Function Group: CUST_PARM
Program Name: SAPLCUST_PARM
Main Program: SAPLCUST_PARM
Appliation area:
Release date: N/A
Mode(Normal, Remote etc): Normal Function Module
Update:

Function ISU_REFERENCE_CUSTOMER_CHECK 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 'ISU_REFERENCE_CUSTOMER_CHECK'"
  EXPORTING
   X_REF_CUSTOMER =  "
*  X_PARTNER =  "
*  X_AKTYP = '01' "
*  X_NRRNG =  "
*  X_NO_CHECK_RCI =  "
*  X_SUPPR_WARNING =  "
*  X_INBOUND =  "
*  X_GP_CLEANSING =  "
*  X_INBOUND_XI =  "

 IMPORTING
   Y_REF_CUST_DATA =  "
   Y_CUSTOMER_DATA =  "
   Y_KNA1 =  "

TABLES
*  XT_RLTYPES =  "

EXCEPTIONS
   INPUT_ERROR = 1    CUSTOMER_EXISTING = 2    INCONSISTANCE = 3    OBLIGATORY = 4 

.

IMPORTING Parameters details for ISU_REFERENCE_CUSTOMER_CHECK

X_REF_CUSTOMER -

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

X_PARTNER -

Data type: BUT000-PARTNER
Optional: Yes
Call by Reference: No ( called with pass by value option)

X_AKTYP -

Data type: TBZ0K-AKTYP
Default: '01'
Optional: Yes
Call by Reference: No ( called with pass by value option)

X_NRRNG -

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

X_NO_CHECK_RCI -

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

X_SUPPR_WARNING -

Data type: BOOLE-BOOLE
Optional: Yes
Call by Reference: Yes

X_INBOUND -

Data type: BOOLE-BOOLE
Optional: Yes
Call by Reference: Yes

X_GP_CLEANSING -

Data type: BOOLE-BOOLE
Optional: Yes
Call by Reference: Yes

X_INBOUND_XI -

Data type: BOOLE-BOOLE
Optional: Yes
Call by Reference: Yes

EXPORTING Parameters details for ISU_REFERENCE_CUSTOMER_CHECK

Y_REF_CUST_DATA -

Data type: ISU01_CUSTOMER_DATA
Optional: No
Call by Reference: No ( called with pass by value option)

Y_CUSTOMER_DATA -

Data type: ISU01_CUSTOMER_DATA
Optional: No
Call by Reference: No ( called with pass by value option)

Y_KNA1 -

Data type: KNA1
Optional: No
Call by Reference: No ( called with pass by value option)

TABLES Parameters details for ISU_REFERENCE_CUSTOMER_CHECK

XT_RLTYPES -

Data type: BUP_PARTNERROLES
Optional: Yes
Call by Reference: Yes

EXCEPTIONS details

INPUT_ERROR -

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

CUSTOMER_EXISTING -

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

INCONSISTANCE -

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

OBLIGATORY -

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

Copy and paste ABAP code example for ISU_REFERENCE_CUSTOMER_CHECK 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 ISU_REFERENCE_CUSTOMER_CHECK

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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