Here we would like to draw your attention to J1GVL_DEV transaction code in SAP. As we know it is being used in the SAP MM(Materials Management) module. J1GVL_DEV is a transaction code used for devaluation in SAP.
It comes under the package J1G_WHB.When we execute this transaction code, J_1GVL_WHBT10 is the normal standard SAP program that is being executed in background.
Transaction J1GVL_DEV technical data table