Hi Dipak,
You can find step by step processing sequence of event message BAPI /SAPTRX/BAPI_EH_ADDEVENTMSG_02 which Kevin has nicely written in SCN.
Apart from above document...
1. Go to SE37 and Enter /SAPTRX/BAPI_EH_ADDEVENTMSG_02
2. Go to line 108 PERFORM fill_tables_02
3. These are the internal tables read in sequence
4. Double click on fill_tables_02
5. You will be in include /SAPTRX/LEH_BAPISF24
6. Go to line number 34
7. You can see table names like this /saptrx/evm_hdr_tabtyp (remove _tabtyp or _ttyp) and you get below event message tables.
/SAPTRX/EVM_HDR - Header
/SAPTRX/EVM_LID - Location ID
/SAPTRX/EVM_LAI - Loc. additional ID
/SAPTRX/EVM_PID - Partner ID
/SAPTRX/EVM_PAI - Partner Additional ID
/SAPTRX/EVM_EEM - Modify Expected Event
/SAPTRX/EVM_CST - Confirmation Status
/SAPTRX/EVM_REF - Load Transfer
/SAPTRX/EVM_MER - Measurement Results
/SAPTRX/EVM_STA - Status Attribute
/SAPTRX/EVM_PAR - Event Message: Event Handler Parameters
/SAPTRX/EVM_AFH - Attached File Header, Event Message
/SAPTRX/EVM_AFR - Attached File Reference, Event Message
/SAPTRX/EVM_AFB - Contents of a binary file
/SAPTRX/EVM_AFC - Contents of a text file
/SAPTRX/EVM_THD - Event Manager: text header
/SAPTRX/EVM_TXL - Event Manager: Text line
/SAPTRX/EVM_DOC - Event Message Document References
8. Or Go to line 28 and double click on /saptrx/evm_tables
9. You can see table names in component type like this /saptrx/evm_hdr_tabtyp (remove _tabtyp or _ttyp) and can see in short description as well.
Regards
GGOPII