Checklist to identify the issue
Step 2 : If there's a difference in outstanding , Search for particular ledger in which outstanding is not matching up.
Step 3 : Then sort the data month wise by going into ledger report of that particular party.
Step 4 : Go month by month and match closing stock of a particular party , If you get to find a difference in any particular month then bifurcate it into day wise and find the difference amount
Step 5 : If there is some voucher missing then please check whether you have opened your company data from two different paths in tally.
Step 6 : If "YES" then avoid opening companies from 2 different paths and re-sync data from the Biz Analyst desktop app.