exempt good inward supplies filing in GSTR 2

mahendra sahoo (Gst Practicion) (700 Points)

30 September 2017  
My business is purchase and sale of exempted goods, ( agricultural products),
We already filled GSTR 1 and 3B, but in GSTR 2, when we inputed data in table no 7 of gstr 2 as required basis, it can't be save, it showing your invoice not uploaded by tax payer.
In this case what shall I do?