Here we would like to draw your attention to FNXD transaction code in SAP. As we know it is being used in the SAP FS-CML (Loans Management in FS) component which is coming under FS module (Financial Services). FNXD is a transaction code used for TR-EDT: Documentation in SAP.
It comes under the package for Treasury Loans (FVVD). When we execute this transaction code, RFVUBDOC is the normal standard SAP program that is being executed in background. Transaction code FNXD is included in the SAP component for EA-FINSERV.
Transaction FNXD technical data table