diff --git a/erpnext/accounts/doctype/sales_invoice/sales_invoice.py b/erpnext/accounts/doctype/sales_invoice/sales_invoice.py
index 262ac22..834865b 100644
--- a/erpnext/accounts/doctype/sales_invoice/sales_invoice.py
+++ b/erpnext/accounts/doctype/sales_invoice/sales_invoice.py
@@ -262,7 +262,7 @@
 		"""Validate Fixed Asset and whether Income Account Entered Exists"""
 		for d in self.get('entries'):
 			item = frappe.db.sql("""select name,is_asset_item,is_sales_item from `tabItem`
-				where name = %s and (ifnull(end_of_life,'')='' or end_of_life > now())""", d.item_code)
+				where name = %s""", d.item_code)
 			acc = frappe.db.sql("""select account_type from `tabAccount`
 				where name = %s and docstatus != 2""", d.income_account)
 			if item and item[0][1] == 'Yes' and acc and acc[0][0] != 'Fixed Asset':
diff --git a/erpnext/stock/doctype/item/item.js b/erpnext/stock/doctype/item/item.js
index 173a1cf..93c1191 100644
--- a/erpnext/stock/doctype/item/item.js
+++ b/erpnext/stock/doctype/item/item.js
@@ -169,13 +169,9 @@
 }
 
 cur_frm.cscript.copy_from_item_group = function(doc) {
-	frappe.model.with_doc("Item Group", doc.item_group, function(name, r) {
-		$.each((r.docs[0].item_website_specifications || []), function(i, d) {
-			var n = frappe.model.add_child(doc, "Item Website Specification", "item_website_specifications");
-			n.label = d.label;
-			n.description = d.description;
-		});
-		cur_frm.refresh();
+	return cur_frm.call({
+		doc: doc,
+		method: "copy_specification_from_item_group"
 	});
 }
 
diff --git a/erpnext/stock/doctype/item/item.py b/erpnext/stock/doctype/item/item.py
index f43b531..1f16389 100644
--- a/erpnext/stock/doctype/item/item.py
+++ b/erpnext/stock/doctype/item/item.py
@@ -256,6 +256,15 @@
 			frappe.db.get_value("Stock Settings", None, "allow_negative_stock"))
 		frappe.db.auto_commit_on_many_writes = 0
 
+	def copy_specification_from_item_group(self):
+		self.set("item_website_specifications", [])
+		if self.item_group:
+			for label, desc in frappe.db.get_values("Item Website Specification",
+				{"parent": self.item_group}, ["label", "description"]):
+					row = self.append("item_website_specifications")
+					row.label = label
+					row.description = desc
+
 def validate_end_of_life(item_code, end_of_life=None, verbose=1):
 	if not end_of_life:
 		end_of_life = frappe.db.get_value("Item", item_code, "end_of_life")