[fix] [minor] itemwise sales/purchase register
diff --git a/accounts/report/item_wise_purchase_register/item_wise_purchase_register.py b/accounts/report/item_wise_purchase_register/item_wise_purchase_register.py
index 1c3cef3..4f11a61 100644
--- a/accounts/report/item_wise_purchase_register/item_wise_purchase_register.py
+++ b/accounts/report/item_wise_purchase_register/item_wise_purchase_register.py
@@ -86,7 +86,7 @@
 				item_wise_tax_detail = json.loads(item_wise_tax_detail)
 				for item, tax_amount in item_wise_tax_detail.items():
 					item_tax.setdefault(parent, {}).setdefault(item, {})[account_head] = \
-						flt(tax_amount[1])
+						flt(tax_amount[1]) if isinstance(tax_amount, list) else flt(tax_amount)
 				
 			except ValueError:
 				continue
diff --git a/accounts/report/item_wise_sales_register/item_wise_sales_register.py b/accounts/report/item_wise_sales_register/item_wise_sales_register.py
index 48bc463..ce8e3c5 100644
--- a/accounts/report/item_wise_sales_register/item_wise_sales_register.py
+++ b/accounts/report/item_wise_sales_register/item_wise_sales_register.py
@@ -83,7 +83,7 @@
 				item_wise_tax_detail = json.loads(item_wise_tax_detail)
 				for item, tax_amount in item_wise_tax_detail.items():
 					item_tax.setdefault(parent, {}).setdefault(item, {})[account_head] = \
-						 flt(tax_amount[1])
+						 flt(tax_amount[1]) if isinstance(tax_amount, list) else flt(tax_amount)
 			except ValueError:
 				continue