Gstr9 table 7

in case of gstr9, in table 6 we have to show the total itc availed before itc reversed and the Itc reverses to be shown in table 7 that relates to credit note issued by purchaser. and in table 8 the itc shown is as per 2a which is after deducting credit note.so there us mismatch in table 6 and 8 that relates to credit note itc reversed.how to resolve this issue plz guide