SAP CNV_SYSTEM_INFO Function Module for Returns information about the system

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CNV_SYSTEM_INFO is a standard cnv system info SAP function module available within SAP R/3 or S/4 Hana systems, depending on your version and release level. It is used for Returns information about the 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 cnv system info FM, simply by entering the name CNV_SYSTEM_INFO into the relevant SAP transaction such as SE37 or SE38.

Function Group: CNV_00001_UTIL
Program Name: SAPLCNV_00001_UTIL
Main Program: SAPLCNV_00001_UTIL
Appliation area:
Release date: N/A
Mode(Normal, Remote etc): Normal Function Module
Update:

Function CNV_SYSTEM_INFO 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 'CNV_SYSTEM_INFO'"Returns information about the system
  EXPORTING
*  P_SYS_ID =  "R/3 System, name of R/3 System
*  P_INST_NUMBER =  "Installation Number

 IMPORTING
   P_SYS_TYPE =  "System type

EXCEPTIONS
   SYSTEM_UNKNOWN = 1 

.

IMPORTING Parameters details for CNV_SYSTEM_INFO

P_SYS_ID - R/3 System, name of R/3 System

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

P_INST_NUMBER - Installation Number

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

EXPORTING Parameters details for CNV_SYSTEM_INFO

P_SYS_TYPE - System type

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

EXCEPTIONS details

SYSTEM_UNKNOWN - System is not in the database

Data type:
Optional: No
Call by Reference: Yes

Copy and paste ABAP code example for CNV_SYSTEM_INFO 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 CNV_SYSTEM_INFO

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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