Here we would like to draw your attention to GR27 transaction code in SAP. As we know it is being used in the SAP FI-SL (Special Purpose Ledger in FI) component which is coming under FI module (Financial Accounting). GR27 is a transaction code used for Export libraries in SAP.
It comes under the package for Report Painter / Report Writer (GRWT). When we execute this transaction code, RGRLTE00 is the normal standard SAP program that is being executed in background. Transaction code GR27 is included in the SAP component for SAP_FIN.
Transaction GR27 technical data table