3426609 - Supplier Invoice scanning is not successful due to multiple exceptions

Below error occurs while performing invoice scanning :

Total gross/net amount differs from sum of item amounts

Tax amount differs from calculated tax amount 

Balance is not equal zero. The total gross amount differs from the sum of the subtotal and the total tax amounts. You need to adjust these amounts so that the balance is zero.

You cannot post the invoice. This date is blocked for postings in financial accounting.

SAP Business ByDesign

Invoice scanning errors, Tax amount differs from calculated tax amount , Total gross/net amount differs from sum of item amounts , KBA , AP-SIP , Supplier Invoice Processing , Problem