2175297 - Gateway is missing under node SAP NetWeaver in SAP Customizing Implementation Guide

In SAP Reference IMG nodes SAP Gateway and/or SAP Gateway Service Enablement are missing under node SAP NetWeaver.
The affected IMG structure is R/3 Basis Implementation Guide.

This KBA applies to all SAP Products based on NetWeaver and S4H

Reference IMG
R/3 Einführungsleitfaden Basis
Gateway-Service-Aktivierung
Backend OData Channel
SAP Gateway
OData Channel
Verbindungseinstellungen zu SAP Gateway *&---------------------------------------------------------------------*
*& Report  ZSLA_CREATE_MISSING_GATEWAY_02
*&
*&---------------------------------------------------------------------*
*& Creates missing entries in table TTREE and TTREES for Gateway and
*& Gateway Service Enablement
*&---------------------------------------------------------------------*

REPORT ZSLA_CREATE_MISSING_GATEWAY_03.
DATA R LIKE TTREE.
DATA T LIKE TTREES.
DATA TTREE_TABLE TYPE STANDARD TABLE OF TTREE.
DATA TTREES_TABLE TYPE STANDARD TABLE OF TTREES.
DATA ls_e071  TYPE ko200.
DATA lt_e071k_row TYPE e071k.
DATA lt_e071k TYPE STANDARD TABLE OF e071k.
FREE R.
R-ID         =  '005056B434C51DDFBAFC85CA57F477C4'.
R-TYPE       =  'IMG'.
R-NODE_ID    =  '005056B434C51DDFBAFC85CA57F497C4'.
R-MASTERLANG =  'EN'.
R-RESPONSIBL =  'SAP'.
R-SUBTREEONL =  'X'.
R-FUSER      =  'SAP'.
R-FDATE      =  '20101109'.
R-FTIME      =  '103432'.
R-FRELEASE   =  '702'.
R-LUSER      =  'SAP'.
R-LDATE      =  '20150106'.
R-LTIME      =  '113019'.
R-LRELEASE   =  '740'.
APPEND R TO TTREE_TABLE.

FREE R.
R-ID         =  'E04EDC5DCC938AF18B83005056B44E75'.
R-TYPE       =  'IMG'.
R-NODE_ID    =  'E04EDC5DCC938BF18B83005056B44E75'.
R-MASTERLANG =  'EN'.
R-RESPONSIBL =  'SAP'.
R-SUBTREEONL =  'X'.
R-FUSER      =  'SAP'.
R-FDATE      =  '20110315'.
R-FTIME      =  '091547'.
R-FRELEASE   =  '700'.
R-LUSER      =  'SAP'.
R-LDATE      =  '20141128'.
R-LTIME      =  '154015'.
R-LRELEASE   =  '740'.
APPEND R TO TTREE_TABLE.

FREE T.
T-ID         =  '4D3AC7DDB399D21197ED0060B0672A3C'.
T-EXTENSION  =  '/IWBEP/OPU-BSE'.
T-SEQUENCE   =  '1'.
APPEND T TO TTREES_TABLE.

FREE T.
T-ID         =  '4D3AC7DDB399D21197ED0060B0672A3C'.
T-EXTENSION  =  '/IWFND/OPU-GW'.
T-SEQUENCE   =  '1'.
APPEND T TO TTREES_TABLE.

FREE ls_e071.
FREE lt_e071k.

ls_e071-pgmid = 'R3TR'.
ls_e071-object = 'TABU'.
ls_e071-obj_name = 'TTREE'.
ls_e071-objfunc = 'K'.
LOOP AT TTREE_TABLE INTO R.
  lt_e071k_row-pgmid = 'R3TR'.
  lt_e071k_row-object = 'TABU'.
  lt_e071k_row-objname = 'TTREE'.
  lt_e071k_row-mastertype = 'TABU'.
  lt_e071k_row-mastername = 'TTREE'.
  lt_e071k_row-tabkey = R-ID.
  APPEND lt_e071k_row TO lt_e071k.
ENDLOOP.

CALL FUNCTION 'TR_OBJECT_CHECK'
  EXPORTING
    wi_ko200                = ls_e071
  TABLES
    wt_e071k                = lt_e071k
  EXCEPTIONS
    cancel_edit_other_error = 1
    show_only_other_error   = 2
    OTHERS                  = 3.
IF sy-subrc <> 0.
  MESSAGE ID sy-msgid TYPE 'S' NUMBER sy-msgno WITH sy-msgv1 sy-msgv2 sy-msgv3 sy-msgv4 DISPLAY LIKE sy-msgty.
  RETURN.
ENDIF.

CALL FUNCTION 'TR_OBJECT_INSERT'
  EXPORTING
    wi_ko200                = ls_e071
  TABLES
    wt_e071k                = lt_e071k
  EXCEPTIONS
    cancel_edit_other_error = 1
    show_only_other_error   = 2
    OTHERS                  = 3.

IF sy-subrc <> 0.
  MESSAGE ID sy-msgid TYPE 'S' NUMBER sy-msgno WITH sy-msgv1 sy-msgv2 sy-msgv3 sy-msgv4 DISPLAY LIKE sy-msgty.
  RETURN.
ENDIF.


FREE ls_e071.
FREE lt_e071k.

ls_e071-pgmid = 'R3TR'.
ls_e071-object = 'TABU'.
ls_e071-obj_name = 'TTREES'.
ls_e071-objfunc = 'K'.
LOOP AT TTREES_TABLE INTO T.
  lt_e071k_row-pgmid = 'R3TR'.
  lt_e071k_row-object = 'TABU'.
  lt_e071k_row-objname = 'TTREES'.
  lt_e071k_row-mastertype = 'TABU'.
  lt_e071k_row-mastername = 'TTREES'.
  CONCATENATE
  T-ID
  T-EXTENSION
  INTO lt_e071k_row-tabkey
  RESPECTING BLANKS.
  APPEND lt_e071k_row TO lt_e071k.
ENDLOOP.

CALL FUNCTION 'TR_OBJECT_CHECK'
  EXPORTING
    wi_ko200                = ls_e071
  TABLES
    wt_e071k                = lt_e071k
  EXCEPTIONS
    cancel_edit_other_error = 1
    show_only_other_error   = 2
    OTHERS                  = 3.
IF sy-subrc <> 0.
  MESSAGE ID sy-msgid TYPE 'S' NUMBER sy-msgno WITH sy-msgv1 sy-msgv2 sy-msgv3 sy-msgv4 DISPLAY LIKE sy-msgty.
  RETURN.
ENDIF.

CALL FUNCTION 'TR_OBJECT_INSERT'
  EXPORTING
    wi_ko200                = ls_e071
  TABLES
    wt_e071k                = lt_e071k
  EXCEPTIONS
    cancel_edit_other_error = 1
    show_only_other_error   = 2
    OTHERS                  = 3.

IF sy-subrc <> 0.
  MESSAGE ID sy-msgid TYPE 'S' NUMBER sy-msgno WITH sy-msgv1 sy-msgv2 sy-msgv3 sy-msgv4 DISPLAY LIKE sy-msgty.
  RETURN.
ENDIF.

INSERT TTREE FROM TABLE TTREE_TABLE ACCEPTING DUPLICATE KEYS.
MODIFY TTREE FROM TABLE TTREE_TABLE.
INSERT TTREES FROM TABLE TTREES_TABLE ACCEPTING DUPLICATE KEYS.
FREE R.
FREE T.
FREE TTREE_TABLE.
FREE TTREES_TABLE.
FREE ls_e071.
FREE lt_e071k. , KBA , spro , sap gateway customizing , OPU-GW-COR , Framework , BC-CUS-TOL-TME , View Maintenance Tool , BC-CUS-TOL-IMG , Implementation Guide , BC-CUS-TOL-PAD , Project Administration (IMG) , Problem