Resolve incorrect totals and calculations in BUSY invoices.
Incorrect total or calculation in BUSY invoices might be occour due to many reasons
you should follow the steps to resolve
1 Check the Item masters tax rate mention in voucher and applied in voucher
if both are different then modify it
2 If the Discount is applied after tax then the value of invoice might be changed
3 Check the bill sundry ledger taggings if applied in voucher the bill sundry must
effect properly in voucher