diff --git a/erpnext/demo/user/hr.py b/erpnext/demo/user/hr.py
index fb38db9..e18a123 100644
--- a/erpnext/demo/user/hr.py
+++ b/erpnext/demo/user/hr.py
@@ -118,6 +118,7 @@
 	employees = get_timesheet_based_salary_slip_employee()
 	for e in employees:
 		ts = make_timesheet(e.employee, simulate = True, billable = 1, activity_type=get_random("Activity Type"))
+		frappe.db.commit()
 
 		rand = random.random()
 		if rand >= 0.3:
@@ -137,7 +138,8 @@
 	sales_invoice = make_sales_invoice(name)
 	sales_invoice.customer = get_random("Customer")
 	sales_invoice.append('items', {
-		'item_code': get_random("Item", {"has_variants": 0, "is_stock_item": 0, "is_fixed_asset": 0}),
+		'item_code': get_random("Item", {"has_variants": 0, "is_stock_item": 0,
+			"is_fixed_asset": 0}),
 		'qty': 1,
 		'rate': 1000
 	})
diff --git a/erpnext/setup/doctype/sales_partner/sales_partner.js b/erpnext/setup/doctype/sales_partner/sales_partner.js
index df8d23f..1bfba98 100644
--- a/erpnext/setup/doctype/sales_partner/sales_partner.js
+++ b/erpnext/setup/doctype/sales_partner/sales_partner.js
@@ -5,7 +5,7 @@
 	refresh: function(frm) {
 		frappe.dynamic_link = {doc: frm.doc, fieldname: 'name', doctype: 'Sales Person'}
 
-		if(doc.__islocal){
+		if(frm.doc.__islocal){
 			hide_field(['address_html', 'contact_html']);
 			erpnext.utils.clear_address_and_contact(frm);
 		}
diff --git a/erpnext/templates/pages/task_info.html b/erpnext/templates/pages/task_info.html
index 7cc5594..f386ce8 100644
--- a/erpnext/templates/pages/task_info.html
+++ b/erpnext/templates/pages/task_info.html
@@ -86,7 +86,8 @@
 	<h3>Comments</h3>
 	<div class="no-comment">
 		{% for comment in comments %}
-			<p class="text-muted">{{comment.sender_full_name}} : {{comment.subject}} on 									   									{{comment.communication_date.strftime('%Y-%m-%d')}}</p>
+			<p class="text-muted">{{comment.sender_full_name}}:
+				{{comment.subject}} on 									   				{{comment.creation.strftime('%Y-%m-%d')}}</p>
 		{% endfor %}
 	</div>
 	<div class="comment-form-wrapper">