Gstr9 problem

BY MISTAKE IN GSTR1 MARCH,2018 RETURN TABLE NO. 9B WE SHOWED DEBIT NOTE INSTEAD OF CREDIT NOTE , BUT CORRECT AMOUNT SHOWED IN GSTR3 B RETURN . LATER IN GSTR1 MARCH, 2019 RETURN TABLE NO . 9C WE REVISED THIS ABOVE TRANSACTION (I.E SHOW CREDIT NOTE INSTEAD OF DEBIT NOTE) . BUT WHEN WE SEE GSTR9 RETURN IT SHOW IN DEBIT NOTE COLUMN 4(J) . HOW TO SOLVE THIS. PROBLEM......................