Wrong invoice found after balance sheet finalize

will you please elaborate wrong Invoice  ,sales invoice or purchase invoice , what exactly wrong  entered in the books of accounts ?. 

If you entered purchase the reverse it on 1-4-19, reverse the same entry you passed last year (Pass JV), if its a sale bill bill then transfer that bill to suspense A/c & in new year just reverse the entry i.e sales return from suspense A/c on 1-4-19

THAT THE FOLLOWING POINTS ARE TO BECLARIFIED

1NATURE OF EXPENSES INCOOME

2 ASSESSEE IS CO O INDIVIDUAL

44AB IS APPLICANBLE/ GST RETURNS ARE FILED

26AS /TDS/ GSTRRETURNS VERFIED AND FILED

GOODS WHETHER IT REFLECTED IN STOCK LEGERS

FIND ANY STATMENT RECIVED FROM SD/SC