Attachment illustrate use case #1 - 1:1 between GL Lines and Subledger Lines and we are able to locate by looking at amount in both tabs. use case#2 where we cant match it by amount and not possible to narrow subledger line. Parameter that we are passing is - Fiscal Period and GL Account Code combination.

ERP allows drill down internally using GL_SL_LINK_ID column for all native and external subledgers and we would like to have same functionality in FDI. Many a times during data issue accountant rely on this functionality to identify root cause before prescribing remedy either re-process a new file or adding top-side journal.