Here we would like to draw your attention to SSM1 transaction code in SAP. As we know it is being used in the SAP BC-DWB (ABAP Workbench, Java IDE and Infrastructure in Basis) component which is coming under BC module (BASIS).SSM1 is a transaction code used for Transaction is Old in SAP.
It comes under the package SESS.When we execute this transaction code, SMTR_NAVIGATION_SEND_MESS is the normal standard SAP program that is being executed in background.
Transaction SSM1 technical data table
|Purpose||Transaction is Old|