21 November 2017
Where do you want to change ? in any ERP software ? You can modify the entry before posting . Also you can pass the reversal entry and pass the correct entry. Journal voucher also can be used to rectify.
21 November 2017
No way...
We can't adjust Cash payments to any other heads.
If you paid wrongly to interest head you can claim it as refund. But, you ll pay again under "Late Fee" then only you can offset the liabilities in return...