Here we would like to draw your attention to SO90 transaction code in SAP. As we know it is being used in the SAP BC-CUS (Customizing in Basis) component which is coming under BC module (BASIS).SO90 is a transaction code used for SAPfind: shell folders service prog. in SAP.
It comes under the package SF.When we execute this transaction code, RSTSHSRV is the normal standard SAP program that is being executed in background.
Transaction SO90 technical data table
|Purpose||SAPfind: shell folders service prog.|