fixes in gross profit report
diff --git a/erpnext/selling/search_criteria/gross_profit/gross_profit.py b/erpnext/selling/search_criteria/gross_profit/gross_profit.py
index 5b4d3fa..ba3425e 100644
--- a/erpnext/selling/search_criteria/gross_profit/gross_profit.py
+++ b/erpnext/selling/search_criteria/gross_profit/gross_profit.py
@@ -86,6 +86,6 @@
l_row[col_idx['Amount']] = fmt_money(tot_amount)
l_row[col_idx['Purchase Cost']] = fmt_money(tot_pur_cost)
l_row[col_idx['Gross Profit']] = fmt_money(flt(tot_amount) - flt(tot_pur_cost))
-l_row[col_idx['Gross Profit (%)']] = round((flt(tot_amount) - flt(tot_pur_cost))*100/ \
-flt(tot_amount), 2)
+l_row[col_idx['Gross Profit (%)']] = tot_amount and \
+ round((flt(tot_amount) - flt(tot_pur_cost))*100 / flt(tot_amount), 2)
out.append(l_row)
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