fix(Gross Profit Report): corrected fieldnames in return invoice query
diff --git a/erpnext/accounts/report/gross_profit/gross_profit.py b/erpnext/accounts/report/gross_profit/gross_profit.py
index 2ed664c..4d455da 100644
--- a/erpnext/accounts/report/gross_profit/gross_profit.py
+++ b/erpnext/accounts/report/gross_profit/gross_profit.py
@@ -184,7 +184,7 @@
 	def get_returned_invoice_items(self):
 		returned_invoices = frappe.db.sql("""
 			select
-				si.name, si_item.item_code, si_item.qty, si_item.base_amount, si.return_against
+				si.name, si_item.item_code, si_item.stock_qty as qty, si_item.base_net_amount as base_amount, si.return_against
 			from
 				`tabSales Invoice` si, `tabSales Invoice Item` si_item
 			where