Minor fix
diff --git a/erpnext/accounts/utils.py b/erpnext/accounts/utils.py
index 60a755b..bc005d7 100644
--- a/erpnext/accounts/utils.py
+++ b/erpnext/accounts/utils.py
@@ -184,7 +184,7 @@
 		ch = jv_obj.append("entries")
 		ch.account = d['account']
 		ch.cost_center = cstr(jvd[0][0])
-		ch.balance = cstr(jvd[0][1])
+		ch.balance = flt(jvd[0][1])
 		ch.set(d['dr_or_cr'], flt(d['unadjusted_amt']) - flt(d['allocated_amt']))
 		ch.set(d['dr_or_cr']== 'debit' and 'credit' or 'debit', 0)
 		ch.against_account = cstr(jvd[0][2])
diff --git a/erpnext/setup/doctype/item_group/item_group.py b/erpnext/setup/doctype/item_group/item_group.py
index cf3442d..745345e 100644
--- a/erpnext/setup/doctype/item_group/item_group.py
+++ b/erpnext/setup/doctype/item_group/item_group.py
@@ -19,6 +19,7 @@
 		self.name = self.item_group_name
 
 	def validate(self):
+		WebsiteGenerator.validate(self)
 		if not self.parent_website_route:
 			if frappe.db.get_value("Item Group", self.parent_item_group, "show_in_website"):
 				self.parent_website_route = frappe.get_website_route("Item Group",
diff --git a/erpnext/setup/doctype/sales_partner/sales_partner.py b/erpnext/setup/doctype/sales_partner/sales_partner.py
index 296cd6a..0209df3 100644
--- a/erpnext/setup/doctype/sales_partner/sales_partner.py
+++ b/erpnext/setup/doctype/sales_partner/sales_partner.py
@@ -14,6 +14,7 @@
 		self.name = self.partner_name
 
 	def validate(self):
+		super(SalesPartner, self).validate()
 		if self.partner_website and not self.partner_website.startswith("http"):
 			self.partner_website = "http://" + self.partner_website
 
diff --git a/erpnext/stock/doctype/item/item.py b/erpnext/stock/doctype/item/item.py
index 1de9ad2..21ed057 100644
--- a/erpnext/stock/doctype/item/item.py
+++ b/erpnext/stock/doctype/item/item.py
@@ -30,6 +30,8 @@
 		self.name = self.item_code
 
 	def validate(self):
+		super(Item, self).validate()
+
 		if not self.stock_uom:
 			msgprint(_("Please enter default Unit of Measure"), raise_exception=1)
 		if self.image and not self.website_image: