Missing invoice/wrong entrey

Asif (Prop) (83 Points)

30 June 2018  

DEAR SIR/MADAM

I HAVE MISSING SOME INVOICE FOR GSTR-1

WRONG INVOICE DETAILES IN GSTR-1

ALL JULLY TO MARCH RETURN ALL READY FILED

NOW WHAT?

AFTER AMMANDE BILL SHOW THIS ERROR

A record can be amended only once.Invoice no./Note no.has already been amended in previous tax period.

PLEASE HELP ME FOR THIS