diff --git a/erpnext/buying/doctype/purchase_common/purchase_common.js b/erpnext/buying/doctype/purchase_common/purchase_common.js
index 4ac3fdfb20..8424fdc0dc 100644
--- a/erpnext/buying/doctype/purchase_common/purchase_common.js
+++ b/erpnext/buying/doctype/purchase_common/purchase_common.js
@@ -162,7 +162,7 @@ cur_frm.cscript.conversion_rate = function(doc,cdt,cdn) {
 //==================== Item Code Get Query =======================================================
 // Only Is Purchase Item = 'Yes' and Items not moved to trash are allowed.
 cur_frm.fields_dict[fname].grid.get_field("item_code").get_query = function(doc, cdt, cdn) {
-	return 'SELECT tabItem.name, tabItem.description FROM tabItem WHERE (ifnull(tabItem.is_purchase_item, "No")="Yes" or ifnull(tabItem.is_sub_contracted_item, "No")="Yes") AND (IFNULL(`tabItem`.`end_of_life`,"") = "" OR `tabItem`.`end_of_life` ="0000-00-00" OR `tabItem`.`end_of_life` > NOW()) AND tabItem.%(key)s LIKE "%s" LIMIT 50'
+	return 'SELECT tabItem.name, tabItem.description FROM tabItem WHERE (ifnull(tabItem.is_purchase_item, "No")="Yes" or ifnull(tabItem.is_sub_contracted_item, "No")="Yes") AND (IFNULL(`tabItem`.`end_of_life`,"") = "" OR `tabItem`.`end_of_life` ="0000-00-00" OR `tabItem`.`end_of_life` > NOW()) AND tabItem.docstatus != 2 AND tabItem.%(key)s LIKE "%s" LIMIT 50'
 }
 
 //==================== Get Item Code Details =====================================================
diff --git a/erpnext/selling/doctype/sales_common/sales_common.py b/erpnext/selling/doctype/sales_common/sales_common.py
index 63f53eab7b..5c1a8e451f 100644
--- a/erpnext/selling/doctype/sales_common/sales_common.py
+++ b/erpnext/selling/doctype/sales_common/sales_common.py
@@ -515,7 +515,7 @@ class DocType(TransactionBase):
 					dt = webnotes.conn.sql("select posting_date from `tab%s` where name = '%s'" % (d.prevdoc_doctype, d.prevdoc_docname))
 				else:
 					dt = webnotes.conn.sql("select transaction_date from `tab%s` where name = '%s'" % (d.prevdoc_doctype, d.prevdoc_docname))
-				d.prevdoc_date = dt and dt[0][0].strftime('%Y-%m-%d') or ''
+				d.prevdoc_date = (dt and dt[0][0]) and dt[0][0].strftime('%Y-%m-%d') or ''
 
 	def update_prevdoc_detail(self, is_submit, obj):
 		StatusUpdater(obj, is_submit).update()
diff --git a/erpnext/stock/doctype/stock_reconciliation/stock_reconciliation.py b/erpnext/stock/doctype/stock_reconciliation/stock_reconciliation.py
index 8ea8273e95..08ef1bcac9 100644
--- a/erpnext/stock/doctype/stock_reconciliation/stock_reconciliation.py
+++ b/erpnext/stock/doctype/stock_reconciliation/stock_reconciliation.py
@@ -59,8 +59,7 @@ class DocType:
 				self.validate_item(s[0], count)
 				self.validate_warehouse(s[1], count)
 			
-				# encode as ascii
-				self.data.append([d.encode("ascii") for d in s])
+				self.data.append(s)
 				count += 1
 			
 		if not self.validated:
diff --git a/erpnext/stock/doctype/warehouse/warehouse.py b/erpnext/stock/doctype/warehouse/warehouse.py
index 8b08fab098..f04f4eec4c 100644
--- a/erpnext/stock/doctype/warehouse/warehouse.py
+++ b/erpnext/stock/doctype/warehouse/warehouse.py
@@ -39,7 +39,8 @@ class DocType:
 		self.doclist = doclist
 		
 	def get_bin(self, item_code):
-		bin = sql("select name from tabBin where item_code = '%s' and warehouse = '%s'" % (item_code, self.doc.name))
+		bin = sql("select name from tabBin where item_code = %s and \
+				warehouse = %s", (item_code, self.doc.name))
 		bin = bin and bin[0][0] or ''
 		if not bin:
 			if not self.doc.warehouse_type :