SAP USMD_MESSAGE_POPUP Function Module for Dialog Box with Messages
USMD_MESSAGE_POPUP is a standard usmd message popup SAP function module available within SAP R/3 or S/4 Hana systems, depending on your version and release level. It is used for Dialog Box with Messages 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 usmd message popup FM, simply by entering the name USMD_MESSAGE_POPUP into the relevant SAP transaction such as SE37 or SE38.
Function Group: USMD_POPUP_MESSAGE
Program Name: SAPLUSMD_POPUP_MESSAGE
Main Program: SAPLUSMD_POPUP_MESSAGE
Appliation area:
Release date: N/A
Mode(Normal, Remote etc): Normal Function Module
Update:

Function USMD_MESSAGE_POPUP 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 'USMD_MESSAGE_POPUP'"Dialog Box with Messages.
EXPORTING
IT_MESSAGE = "Messages
IF_SAVE_NECESSARY = "'X'= Save and Cancel Button, Space = OK Button
IMPORTING
EF_CONTINUE = "Financials MDM: General Indicator
IMPORTING Parameters details for USMD_MESSAGE_POPUP
IT_MESSAGE - Messages
Data type: USMD_T_MESSAGEOptional: No
Call by Reference: Yes
IF_SAVE_NECESSARY - 'X'= Save and Cancel Button, Space = OK Button
Data type: USMD_FLGOptional: No
Call by Reference: Yes
EXPORTING Parameters details for USMD_MESSAGE_POPUP
EF_CONTINUE - Financials MDM: General Indicator
Data type: USMD_FLGOptional: No
Call by Reference: Yes
Copy and paste ABAP code example for USMD_MESSAGE_POPUP 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_it_message | TYPE USMD_T_MESSAGE, " | |||
| lv_ef_continue | TYPE USMD_FLG, " | |||
| lv_if_save_necessary | TYPE USMD_FLG. " |
|   CALL FUNCTION 'USMD_MESSAGE_POPUP' "Dialog Box with Messages |
| EXPORTING | ||
| IT_MESSAGE | = lv_it_message | |
| IF_SAVE_NECESSARY | = lv_if_save_necessary | |
| IMPORTING | ||
| EF_CONTINUE | = lv_ef_continue | |
| . " USMD_MESSAGE_POPUP | ||
ABAP code using 7.40 inline data declarations to call FM USMD_MESSAGE_POPUP
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.Search for further information about these or an SAP related objects