SAP ISH_MSG_DECODE_321 Function Module for

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ISH_MSG_DECODE_321 is a standard ish msg decode 321 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 ish msg decode 321 FM, simply by entering the name ISH_MSG_DECODE_321 into the relevant SAP transaction such as SE37 or SE38.

Function Group: N1C3
Program Name: SAPLN1C3
Main Program: SAPLN1C3
Appliation area: N
Release date: N/A
Mode(Normal, Remote etc): Normal Function Module
Update:

Function ISH_MSG_DECODE_321 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 'ISH_MSG_DECODE_321'"
  EXPORTING
*  CMSTAND = 'ED-AT' "
*  CMSTVER = '1.0' "
   NTNR =  "
*  NTOWNERCDE = 'SD' "

TABLES
   I_BUFFER =  "
   E_CODE =  "

EXCEPTIONS
   DECODING_ERROR = 1 

.

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_SAPLN1C3_001

IMPORTING Parameters details for ISH_MSG_DECODE_321

CMSTAND -

Data type: TNCT1-STAND
Default: 'ED-AT'
Optional: Yes
Call by Reference: No ( called with pass by value option)

CMSTVER -

Data type: TNCT1-STVER
Default: '1.0'
Optional: Yes
Call by Reference: No ( called with pass by value option)

NTNR -

Data type: TNCT1-NTNR
Optional: No
Call by Reference: No ( called with pass by value option)

NTOWNERCDE -

Data type: TNCT1-NTOWNERCDE
Default: 'SD'
Optional: Yes
Call by Reference: No ( called with pass by value option)

TABLES Parameters details for ISH_MSG_DECODE_321

I_BUFFER -

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

E_CODE -

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

EXCEPTIONS details

DECODING_ERROR -

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

Copy and paste ABAP code example for ISH_MSG_DECODE_321 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 ISH_MSG_DECODE_321

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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