Invalid TaxableValue. Taxable Value Should Be Equal To Gross Amount - Discount Amount

Invalid TaxableValue. Taxable Value Should Be Equal To Gross Amount - Discount Amount

In this error you need to check the taxable value. It should be equal to gross amount minus discount amount.

For Ex, Gross amount  is 100 and Discount amount is 10. Then taxable value need to furnish is 90.