diff --git a/buying/doctype/purchase_order/purchase_order.py b/buying/doctype/purchase_order/purchase_order.py
index 169dcaa..0b3f317 100644
--- a/buying/doctype/purchase_order/purchase_order.py
+++ b/buying/doctype/purchase_order/purchase_order.py
@@ -44,23 +44,13 @@
 		utilities.validate_status(self.doc.status, ["Draft", "Submitted", "Stopped", 
 			"Cancelled"])
 
-		# Step 2:=> get Purchase Common Obj
 		pc_obj = get_obj(dt='Purchase Common')
-		
-
-		# Step 4:=> validate for items
 		pc_obj.validate_for_items(self)
-
-		# Get po date
 		pc_obj.get_prevdoc_date(self)
-		
-		# validate_doc
+
 		self.validate_doc(pc_obj)
-		
-		# Check for stopped status
 		self.check_for_stopped_status(pc_obj)
-		
-		# sub-contracting
+
 		self.validate_for_subcontracting()
 		self.update_raw_materials_supplied("po_raw_material_details")
 		
diff --git a/buying/doctype/supplier_quotation/test_supplier_quotation.py b/buying/doctype/supplier_quotation/test_supplier_quotation.py
index 0210b7f..7e772cc 100644
--- a/buying/doctype/supplier_quotation/test_supplier_quotation.py
+++ b/buying/doctype/supplier_quotation/test_supplier_quotation.py
@@ -36,6 +36,8 @@
 		self.assertEquals(po[0]["doctype"], "Purchase Order")
 		self.assertEquals(len(po), len(sq.doclist))
 		
+		webnotes.bean(po).insert()
+		
 test_records = [
 	[
 		{
@@ -45,7 +47,7 @@
 			"doctype": "Supplier Quotation", 
 			"fiscal_year": "_Test Fiscal Year 2013", 
 			"transaction_date": "2013-02-12", 
-			"is_subcontracted": "Yes",
+			"is_subcontracted": "No",
 			"supplier": "_Test Supplier",
 			"supplier_name": "_Test Supplier",
 			"net_total": 5000.0, 
diff --git a/controllers/buying_controller.py b/controllers/buying_controller.py
index e58eb03..03f7726 100644
--- a/controllers/buying_controller.py
+++ b/controllers/buying_controller.py
@@ -34,6 +34,9 @@
 	
 	def validate(self):
 		super(BuyingController, self).validate()
+		if self.doc.supplier and not self.doc.supplier_name:
+			self.doc.supplier_name = webnotes.conn.get_value("Supplier", 
+				self.doc.supplier, "supplier_name")
 		self.validate_stock_or_nonstock_items()
 		self.validate_warehouse_belongs_to_company()
 		
@@ -47,7 +50,7 @@
 			for fieldname, val in self.get_default_address_and_contact("supplier").items():
 				if not self.doc.fields.get(fieldname) and self.meta.get_field(fieldname):
 					self.doc.fields[fieldname] = val
-		
+
 		self.set_missing_item_details(get_item_details)
 		
 	def set_supplier_defaults(self):
diff --git a/stock/doctype/material_request/test_material_request.py b/stock/doctype/material_request/test_material_request.py
index fabcb40..0efc3b0 100644
--- a/stock/doctype/material_request/test_material_request.py
+++ b/stock/doctype/material_request/test_material_request.py
@@ -6,6 +6,9 @@
 from webnotes.utils import flt
 
 class TestMaterialRequest(unittest.TestCase):
+	def setUp(self):
+		webnotes.defaults.set_global_default("auto_inventory_accounting", 0)
+
 	def test_make_purchase_order(self):
 		from stock.doctype.material_request.material_request import make_purchase_order
 
@@ -118,6 +121,7 @@
 		# map a purchase order
 		from stock.doctype.material_request.material_request import make_purchase_order
 		po_doclist = make_purchase_order(mr.doc.name)
+		po_doclist[0].supplier = "_Test Supplier"
 		po_doclist[1].qty = 27.0
 		po_doclist[2].qty = 1.5