SAP GET_UNPACK_SN Function Module for Validation of serial number for unpacking

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GET_UNPACK_SN is a standard get unpack sn SAP function module available within SAP R/3 or S/4 Hana systems, depending on your version and release level. It is used for Validation of serial number for unpacking 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 get unpack sn FM, simply by entering the name GET_UNPACK_SN into the relevant SAP transaction such as SE37 or SE38.

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

Function GET_UNPACK_SN 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 'GET_UNPACK_SN'"Validation of serial number for unpacking
  EXPORTING
   I_MAT_ID =  "material ID
   I_SER_NR =  "
   I_HU_ID =  "Bar code field for storage unit number

TABLES
   T_HU_ITEMS =  "VEPO + desc of material from MAKT

EXCEPTIONS
   SERNR_NOT_FOUND = 1    MORE_THAN_ONE_ENTRY = 2    MAT_IN_HU_NOT_FOUND = 3 

.

Customer Function user exits

Below is a list of CUSTOMER FUNCTION exit user exits that are available within this program and maybe relevant for this FM.
EXIT_SAPLLMGT_001 Extension for barcode translation
EXIT_SAPLLMGT_083 User exit for print

IMPORTING Parameters details for GET_UNPACK_SN

I_MAT_ID - material ID

Data type: VEKP-VHILM
Optional: No
Call by Reference: Yes

I_SER_NR -

Data type: EQUI-SERNR
Optional: No
Call by Reference: Yes

I_HU_ID - Bar code field for storage unit number

Data type: RLMOB-CLENUM
Optional: No
Call by Reference: Yes

TABLES Parameters details for GET_UNPACK_SN

T_HU_ITEMS - VEPO + desc of material from MAKT

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

EXCEPTIONS details

SERNR_NOT_FOUND - Handling unit not found

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

MORE_THAN_ONE_ENTRY -

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

MAT_IN_HU_NOT_FOUND -

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

Copy and paste ABAP code example for GET_UNPACK_SN 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 GET_UNPACK_SN

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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