Our exchange rate is correct, still got a rejection of VFD NOT EQUAL TO CALCULATED VFD / VALUE FOR TAX INPUT NOT = CALCULATED VALUE FOR TAX / AMOUNT INPUT NOT = CALCULATED GST AMOUNT. How should I proceed?

Our exchange rate is correct, still got a rejection of VFD NOT EQUAL TO CALCULATED VFD / VALUE FOR TAX INPUT NOT = CALCULATED VALUE FOR TAX / AMOUNT INPUT NOT = CALCULATED GST AMOUNT. How should I proceed?

The exchange rate is correct but the value computation under details didn't compute properly. Kindly save and recap the transaction. Try to submit again.