SAP CNV_NCE_START_RFC Function Module for Initialize NCE in all systems

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CNV_NCE_START_RFC is a standard cnv nce start rfc SAP function module available within SAP R/3 or S/4 Hana systems, depending on your version and release level. It is used for Initialize NCE in all systems 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 nce start rfc FM, simply by entering the name CNV_NCE_START_RFC into the relevant SAP transaction such as SE37 or SE38.

Function Group: CNV_NCE_RFC
Program Name: SAPLCNV_NCE_RFC
Main Program: SAPLCNV_NCE_RFC
Appliation area:
Release date: N/A
Mode(Normal, Remote etc): Remote-Enabled
Update:

Function CNV_NCE_START_RFC 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_NCE_START_RFC'"Initialize NCE in all systems
  EXPORTING
*  IV_DESCR =  "NCE setup description
*  IV_USER =  "User name
*  IT_SYSTEMS =  "NCE: table with information about participating systems

 IMPORTING
   EV_GUID =  "NCE project identifier
   EF_CROSS =  "Cross-system project

EXCEPTIONS
   SOURCE_CONNECTION_FAILED = 1    TARGET_CONNECTION_FAILED = 2 

.

IMPORTING Parameters details for CNV_NCE_START_RFC

IV_DESCR - NCE setup description

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

IV_USER - User name

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

IT_SYSTEMS - NCE: table with information about participating systems

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

EXPORTING Parameters details for CNV_NCE_START_RFC

EV_GUID - NCE project identifier

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

EF_CROSS - Cross-system project

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

EXCEPTIONS details

SOURCE_CONNECTION_FAILED - Connection to a source system failed

Data type:
Optional: No
Call by Reference: Yes

TARGET_CONNECTION_FAILED - Connection to a target system failed

Data type:
Optional: No
Call by Reference: Yes

Copy and paste ABAP code example for CNV_NCE_START_RFC 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_NCE_START_RFC

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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