Here we would like to draw your attention to /XFT/INV_C4 transaction code in SAP. As we know it is being used in the SAP BC (Basis) module. /XFT/INV_C4 is a transaction code used for Possible user state in SAP.
It comes under the package /XFT/INV_CUSTOMIZING.
Transaction /XFT/INV_C4 technical data table
|Purpose||Possible user state|