SAP GEN_NOTIFICATION Function Module for
GEN_NOTIFICATION is a standard gen notification 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 gen notification FM, simply by entering the name GEN_NOTIFICATION into the relevant SAP transaction such as SE37 or SE38.
Function Group: IWO2
Program Name: SAPLIWO2
Main Program: SAPLIWO2
Appliation area: I
Release date: N/A
Mode(Normal, Remote etc): Normal Function Module
Update:

Function GEN_NOTIFICATION 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 'GEN_NOTIFICATION'".
EXPORTING
I_EXTERN = "
I_QMNUM = "Notification No
I_RIWO1 = "I/O table SAPMIWO1 (object connection)
I_T365 = "Initial values for PM notification transactions
I_TQ80 = "Notification Types
I_TQ8T = "Notification category
I_VIQMEL = "Generated Table for View
I_RIWO02 = "Structure for notification maintenance catalog
IMPORTING
E_RIWO1 = "I/O table SAPMIWO1 (object connection)
E_VIQMEL = "Generated Table for View
IMPORTING Parameters details for GEN_NOTIFICATION
I_EXTERN -
Data type:Optional: No
Call by Reference: No ( called with pass by value option)
I_QMNUM - Notification No
Data type: VIQMEL-QMNUMOptional: No
Call by Reference: No ( called with pass by value option)
I_RIWO1 - I/O table SAPMIWO1 (object connection)
Data type: RIWO1Optional: No
Call by Reference: No ( called with pass by value option)
I_T365 - Initial values for PM notification transactions
Data type: T365Optional: No
Call by Reference: No ( called with pass by value option)
I_TQ80 - Notification Types
Data type: TQ80Optional: No
Call by Reference: No ( called with pass by value option)
I_TQ8T - Notification category
Data type: TQ8TOptional: No
Call by Reference: No ( called with pass by value option)
I_VIQMEL - Generated Table for View
Data type: VIQMELOptional: No
Call by Reference: No ( called with pass by value option)
I_RIWO02 - Structure for notification maintenance catalog
Data type: RIWO02Optional: No
Call by Reference: No ( called with pass by value option)
EXPORTING Parameters details for GEN_NOTIFICATION
E_RIWO1 - I/O table SAPMIWO1 (object connection)
Data type: RIWO1Optional: No
Call by Reference: No ( called with pass by value option)
E_VIQMEL - Generated Table for View
Data type: VIQMELOptional: No
Call by Reference: No ( called with pass by value option)
Copy and paste ABAP code example for GEN_NOTIFICATION 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.| DATA: | ||||
| lv_e_riwo1 | TYPE RIWO1, " | |||
| lv_i_extern | TYPE RIWO1, " | |||
| lv_i_qmnum | TYPE VIQMEL-QMNUM, " | |||
| lv_e_viqmel | TYPE VIQMEL, " | |||
| lv_i_riwo1 | TYPE RIWO1, " | |||
| lv_i_t365 | TYPE T365, " | |||
| lv_i_tq80 | TYPE TQ80, " | |||
| lv_i_tq8t | TYPE TQ8T, " | |||
| lv_i_viqmel | TYPE VIQMEL, " | |||
| lv_i_riwo02 | TYPE RIWO02. " |
|   CALL FUNCTION 'GEN_NOTIFICATION' " |
| EXPORTING | ||
| I_EXTERN | = lv_i_extern | |
| I_QMNUM | = lv_i_qmnum | |
| I_RIWO1 | = lv_i_riwo1 | |
| I_T365 | = lv_i_t365 | |
| I_TQ80 | = lv_i_tq80 | |
| I_TQ8T | = lv_i_tq8t | |
| I_VIQMEL | = lv_i_viqmel | |
| I_RIWO02 | = lv_i_riwo02 | |
| IMPORTING | ||
| E_RIWO1 | = lv_e_riwo1 | |
| E_VIQMEL | = lv_e_viqmel | |
| . " GEN_NOTIFICATION | ||
ABAP code using 7.40 inline data declarations to call FM GEN_NOTIFICATION
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.| "SELECT single QMNUM FROM VIQMEL INTO @DATA(ld_i_qmnum). | ||||
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