MDG_MSG SAP (Message Information for the Message Handler) Structure details
Description: Message Information for the Message Handler
Structure field list including key, data, relationships and ABAP select examples
MDG_MSG is a standard SAP Structure so does not store data like a database table does. It can be used to define the fields of other actual tables or to process "Message Information for the Message Handler" Information within sap ABAP programs.
This is done by declaring abap internal tables, work areas or database tables based on this Structure. These can then be used to store and process the required data appropriately.
i.e. DATA: wa_MDG_MSG TYPE MDG_MSG.
The MDG_MSG table consists of various fields, each holding specific information or linking keys about Message Information for the Message Handler data available in SAP. These include MSGTY (Message Type), MSGID (Message Class), MSGNO (Message Number), MSGV1 (Message Variable).. See below for full list along with technical details, documentation, text table, check tables, foreign key relationships, conversion routines, relevant tcodes and example ABAP select code etc. .
Delivery Class:Display/Maintenance via tcode SM30: Display/Maintenance Allowed but with Restrictions
SAP enhancement categories: Cannot Be Enhanced
SAP MDG_MSG structure fields - Full list of fields found in SAP data dictionary
| Field | Description | Data Element | Data Type | length (Dec) | Check table | Conversion Routine | Domain Name | MemoryID | SHLP |
| MSG | 0 | ||||||||
| MSGTY | Message Type | SYMSGTY | CHAR | 1 | SYCHAR01 | ||||
| MSGID | Message Class | SYMSGID | CHAR | 20 | ARBGB | ||||
| MSGNO | Message Number | SYMSGNO | NUMC | 3 | SYMSGNO | ||||
| MSGV1 | Message Variable | SYMSGV | CHAR | 50 | SYCHAR50 | ||||
| MSGV2 | Message Variable | SYMSGV | CHAR | 50 | SYCHAR50 | ||||
| MSGV3 | Message Variable | SYMSGV | CHAR | 50 | SYCHAR50 | ||||
| MSGV4 | Message Variable | SYMSGV | CHAR | 50 | SYCHAR50 | ||||
| MSGV1_SRC | Application Log: Origin of a message variable | BALMSGVSRC | CHAR | 15 | CHAR15 | ||||
| MSGV2_SRC | Application Log: Origin of a message variable | BALMSGVSRC | CHAR | 15 | CHAR15 | ||||
| MSGV3_SRC | Application Log: Origin of a message variable | BALMSGVSRC | CHAR | 15 | CHAR15 | ||||
| MSGV4_SRC | Application Log: Origin of a message variable | BALMSGVSRC | CHAR | 15 | CHAR15 | ||||
| DETLEVEL | Application Log: Level of detail | BALLEVEL | CHAR | 1 | BALLEVEL | ||||
| PROBCLASS | Application log: Message problem class | BALPROBCL | CHAR | 1 | BALPROBCL | ||||
| ALSORT | Application log: Sort criterion/grouping | BALSORT | CHAR | 3 | CHAR3 | ||||
| TIME_STMP | Application Log: Message time stamp | BALTIMSTMP | DEC | 21(7) | TZNTSTMPL | ||||
| MSG_COUNT | Application Log: Cumulated message count | BALCNTCUM | INT4 | 10 | BALCOUNT | ||||
| CONTEXT | 0 | ||||||||
| TABNAME | Application Log: Context: DDIC structure name | BALTABNAME | CHAR | 30 | AS4TAB | DTB | |||
| VALUE | Application Log: Context data | BALCVAL | CHAR | 256 | BALCVAL | ||||
| PARAMS | 0 | ||||||||
| T_PAR | 0 | ||||||||
| CALLBACK | 0 | ||||||||
| USEREXITP | Application Log: Callback: Program name | BALUEP | CHAR | 40 | PROGNAME | ||||
| USEREXITF | Application Log: Callback: Routine name | BALUEF | CHAR | 30 | CHAR30 | ||||
| USEREXITT | Application Log: Callback: Type (Ext. Perform, FM, etc.) | BALUET | CHAR | 1 | BALUET | ||||
| ALTEXT | Application log: Standard text | BALTEXT | CHAR | 28 | CHAR28 | ||||
| COMPLEX_CONTEXT | 0 | ||||||||
| FREE_TEXT | Message Text | BAPI_MSG | CHAR | 220 | TEXT220 |
| Key field | Non-key field |
How do I retrieve data from SAP structure MDG_MSG using ABAP code?
As MDG_MSG is a database structure and not a table it does not store any data in the SAP data dictionary. The ABAP SELECT statement is therefore not appropriate and can not be performed on MDG_MSG as there is no data to select.How to access SAP table MDG_MSG
Within an ECC or HANA version of SAP you can also view further information about MDG_MSG and the data within it using relevant transactions such asSE11 (ABAP Dictionary Maintenance)
SM30 (Maintain Table Data)
SE80 (Object Navigator)
SE16 (Data Browser).
Search for further information about these or an SAP related objects