diff --git a/erpnext/accounts/doctype/gl_control/gl_control.py b/erpnext/accounts/doctype/gl_control/gl_control.py
index 387fc63..001df84 100644
--- a/erpnext/accounts/doctype/gl_control/gl_control.py
+++ b/erpnext/accounts/doctype/gl_control/gl_control.py
@@ -505,9 +505,9 @@
 		and notify the concerned people
 	"""	
 	rv = webnotes.conn.sql("""select name, recurring_id from `tabReceivable Voucher` where ifnull(convert_into_recurring_invoice, 0) = 1 
-			and next_date = %s and next_date <= end_date order by next_date	desc""", nowdate())
+			and next_date = %s and next_date <= end_date and docstatus=1 order by next_date	desc""", nowdate())
 	for d in rv:
-		if not webnotes.conn.sql("""select name from `tabReceivable Voucher` where posting_date = %s and recurring_id = %s""", (nowdate(), d[1])):
+		if not webnotes.conn.sql("""select name from `tabReceivable Voucher` where posting_date = %s and recurring_id = %s and docstatus=1""", (nowdate(), d[1])):
 			prev_rv = get_obj('Receivable Voucher', d[0], with_children=1)
 			new_rv = create_new_invoice(prev_rv)
 
@@ -524,6 +524,7 @@
 	new_rv.doc.posting_date = new_rv.doc.next_date
 	new_rv.doc.aging_date = new_rv.doc.next_date
 	new_rv.doc.due_date = add_days(new_rv.doc.next_date, cint(date_diff(prev_rv.doc.due_date, prev_rv.doc.posting_date)))
+	new_rv.doc.owner = prev_rv.doc.owner
 	new_rv.doc.save()
 
 	# submit and after submit
@@ -588,5 +589,5 @@
 
 	msg = hd + tbl + totals
 	from webnotes.utils.email_lib import sendmail
-	sendmail(recipients = [new_rv.doc.email_notification_address], \
+	sendmail(recipients = new_rv.doc.notification_email_address.split(", "), \
 		sender=new_rv.doc.owner, subject=subject, parts=[['text/plain', msg]])
diff --git a/erpnext/accounts/doctype/receivable_voucher/receivable_voucher.js b/erpnext/accounts/doctype/receivable_voucher/receivable_voucher.js
index bac1a1b..56de4c9 100644
--- a/erpnext/accounts/doctype/receivable_voucher/receivable_voucher.js
+++ b/erpnext/accounts/doctype/receivable_voucher/receivable_voucher.js
@@ -439,7 +439,7 @@
 cur_frm.cscript.convert_into_recurring_invoice = function(doc) {
 	if (doc.convert_into_recurring_invoice) {
 		doc.repeat_on_day_of_month = doc.posting_date.split('-')[2];
-		doc.notification_email_address = doc.owner + ', ' + doc.contact_email;
+		doc.notification_email_address = [doc.owner, doc.contact_email].join(', ');
 		refresh_field(['repeat_on_day_of_month', 'notification_email_address']);
 	}		
 }
diff --git a/erpnext/buying/doctype/supplier/supplier.py b/erpnext/buying/doctype/supplier/supplier.py
index 55bf8b8..d43900b 100644
--- a/erpnext/buying/doctype/supplier/supplier.py
+++ b/erpnext/buying/doctype/supplier/supplier.py
@@ -158,8 +158,7 @@
 			('Payable Voucher', 'supplier'),
 			('Purchase Order', 'supplier'),
 			('Purchase Receipt', 'supplier'),
-			('Serial No', 'supplier'),
-			('Supplier Quotation', 'supplier')]
+			('Serial No', 'supplier')]
 			for rec in update_fields:
 				sql("update `tab%s` set supplier_name = '%s' where %s = '%s'" %(rec[0],newdn,rec[1],olddn))
 				
diff --git a/erpnext/patches/jan_mar_2012/email_settings_reload.py b/erpnext/patches/jan_mar_2012/email_settings_reload.py
new file mode 100644
index 0000000..bfe3efe
--- /dev/null
+++ b/erpnext/patches/jan_mar_2012/email_settings_reload.py
@@ -0,0 +1,13 @@
+def execute():
+	"""
+		* Change type of mail_port field to int
+		* reload email settings
+	"""
+	import webnotes
+	webnotes.conn.sql("""
+		UPDATE `tabDocField` SET fieldtype='Int'
+		WHERE parent = 'Email Settings' AND fieldname = 'mail_port'
+	""")
+
+	from webnotes.modules.module_manager import reload_doc
+	reload_doc('setup', 'doctype', 'email_settings')
diff --git a/erpnext/patches/patch_list.py b/erpnext/patches/patch_list.py
index 2193207..d56ba2f 100644
--- a/erpnext/patches/patch_list.py
+++ b/erpnext/patches/patch_list.py
@@ -45,4 +45,9 @@
 		'patch_file': 'doclabel_in_doclayer',
 		'description': "Show DocType Labels instead of DocType names in Customize Form View"
 	},
+	{
+		'patch_module': 'patches.jan_mar_2012',
+		'patch_file': 'email_settings_reload',
+		'description': "Change type of mail_port field to Int and reload email_settings doctype"
+	},
 ]
diff --git a/erpnext/setup/doctype/email_settings/email_settings.py b/erpnext/setup/doctype/email_settings/email_settings.py
index ef0a763..c5e6a8e 100644
--- a/erpnext/setup/doctype/email_settings/email_settings.py
+++ b/erpnext/setup/doctype/email_settings/email_settings.py
@@ -21,6 +21,82 @@
 		"""
 		if self.doc.fields.get(key):
 			webnotes.conn.set_value('Control Panel', None, key, self.doc.fields[key])
+
+	def validate(self):
+		"""
+			Checks connectivity to email servers before saving
+		"""
+		self.validate_outgoing()
+		self.validate_incoming()
+
+	
+	def validate_outgoing(self):
+		"""
+			Checks incoming email settings
+		"""
+		if self.doc.outgoing_mail_server:
+			from webnotes.utils import cint
+			import _socket
+			from webnotes.utils.email_lib.send import EMail
+			out_email = EMail()
+			out_email.server = self.doc.outgoing_mail_server.encode('utf-8')
+			out_email.port = cint(self.doc.mail_port)
+			out_email.use_ssl = self.doc.use_ssl
+			try:
+				out_email.login = self.doc.mail_login.encode('utf-8')
+				out_email.password =  self.doc.mail_password.encode('utf-8')
+			except AttributeError, e:
+				webnotes.msgprint('Login Id or Mail Password missing. Please enter and try again.')
+				webnotes.msgprint(e)
+			
+			try:
+				sess = out_email.smtp_connect()
+				try:
+					sess.quit()
+				except:
+					pass
+			except _socket.error, e:
+				# Invalid mail server -- due to refusing connection
+				webnotes.msgprint('Invalid Outgoing Mail Server. Please rectify and try again.')
+				webnotes.msgprint(e)
+			except smtplib.SMTPAuthenticationError, e:
+				webnotes.msgprint('Invalid Login Id or Mail Password. Please rectify and try again.')
+			except smtplib.SMTPException, e:
+				webnotes.msgprint('There is something wrong with your Outgoing Mail Settings. \
+				Please contact us at support@erpnext.com')
+				webnotes.msgprint(e)
+		
+
+	def validate_incoming(self):
+		"""
+			Checks support ticket email settings
+		"""
+		if self.doc.sync_support_mails and self.doc.support_host:
+			from webnotes.utils.email_lib.receive import POP3Mailbox
+			from webnotes.model.doc import Document
+			import _socket, poplib
+			inc_email = Document('Incoming Email Settings')
+			inc_email.host = self.doc.support_host.encode('utf-8')
+			inc_email.use_ssl = self.doc.support_use_ssl
+			try:
+				inc_email.username = self.doc.support_username.encode('utf-8')
+				inc_email.password = self.doc.support_password.encode('utf-8')
+			except AttributeError, e:
+				webnotes.msgprint('User Name or Support Password missing. Please enter and try again.')
+				webnotes.msgprint(e)
+
+			pop_mb = POP3Mailbox(inc_email)
+			
+			try:
+				pop_mb.connect()
+			except _socket.error, e:
+				# Invalid mail server -- due to refusing connection
+				webnotes.msgprint('Invalid POP3 Mail Server. Please rectify and try again.')
+				webnotes.msgprint(e)
+			except poplib.error_proto, e:
+				webnotes.msgprint('Invalid User Name or Support Password. Please rectify and try again.')
+				webnotes.msgprint(e)
+
 		
 	def on_update(self):
 		"""
@@ -39,4 +115,4 @@
 			set_event('support.doctype.support_ticket.get_support_mails', 60*5, 1)
 		else:
 			from webnotes.utils.scheduler import cancel_event
-			cancel_event('support.doctype.support_ticket.get_support_mails')
\ No newline at end of file
+			cancel_event('support.doctype.support_ticket.get_support_mails')
diff --git a/erpnext/setup/doctype/email_settings/email_settings.txt b/erpnext/setup/doctype/email_settings/email_settings.txt
index ef6efe6..b6e52fc 100644
--- a/erpnext/setup/doctype/email_settings/email_settings.txt
+++ b/erpnext/setup/doctype/email_settings/email_settings.txt
@@ -5,18 +5,19 @@
 	{
 		'creation': '2010-08-08 17:08:59',
 		'docstatus': 0,
-		'modified': '2011-07-25 15:03:51',
+		'modified': '2012-01-25 18:44:45',
 		'modified_by': 'Administrator',
 		'owner': 'harshada@webnotestech.com'
 	},
 
 	# These values are common for all DocType
 	{
-		'_last_update': '1311586371',
+		'_last_update': '1325570647',
 		'allow_copy': 1,
 		'allow_email': 1,
 		'allow_print': 1,
 		'colour': 'White:FFF',
+		'default_print_format': 'Standard',
 		'doctype': 'DocType',
 		'in_create': 1,
 		'issingle': 1,
@@ -24,7 +25,7 @@
 		'name': '__common__',
 		'section_style': 'Simple',
 		'server_code_error': ' ',
-		'version': 34
+		'version': 35
 	},
 
 	# These values are common for all DocField
@@ -59,21 +60,18 @@
 
 	# DocPerm
 	{
-		'doctype': 'DocPerm',
-		'idx': 1
+		'doctype': 'DocPerm'
 	},
 
 	# DocPerm
 	{
-		'doctype': 'DocPerm',
-		'idx': 2
+		'doctype': 'DocPerm'
 	},
 
 	# DocField
 	{
 		'doctype': 'DocField',
 		'fieldtype': 'Section Break',
-		'idx': 1,
 		'label': 'Outgoing Mails'
 	},
 
@@ -81,7 +79,6 @@
 	{
 		'doctype': 'DocField',
 		'fieldtype': 'HTML',
-		'idx': 2,
 		'label': '1',
 		'options': '<div class="help_box">Set your outgoing mail settings here. All system generated notifications, emails will go from this mail server</div>'
 	},
@@ -91,7 +88,6 @@
 		'doctype': 'DocField',
 		'fieldname': 'outgoing_mail_server',
 		'fieldtype': 'Data',
-		'idx': 3,
 		'label': 'Outgoing Mail Server'
 	},
 
@@ -99,8 +95,7 @@
 	{
 		'doctype': 'DocField',
 		'fieldname': 'mail_port',
-		'fieldtype': 'Data',
-		'idx': 4,
+		'fieldtype': 'Int',
 		'label': 'Mail Port'
 	},
 
@@ -109,7 +104,6 @@
 		'doctype': 'DocField',
 		'fieldname': 'use_ssl',
 		'fieldtype': 'Check',
-		'idx': 5,
 		'label': 'Use SSL'
 	},
 
@@ -118,7 +112,6 @@
 		'doctype': 'DocField',
 		'fieldname': 'mail_login',
 		'fieldtype': 'Data',
-		'idx': 6,
 		'label': 'Login Id'
 	},
 
@@ -127,7 +120,6 @@
 		'doctype': 'DocField',
 		'fieldname': 'mail_password',
 		'fieldtype': 'Password',
-		'idx': 7,
 		'label': 'Mail Password'
 	},
 
@@ -136,7 +128,6 @@
 		'doctype': 'DocField',
 		'fieldname': 'auto_email_id',
 		'fieldtype': 'Data',
-		'idx': 8,
 		'label': 'Auto Email Id'
 	},
 
@@ -145,7 +136,6 @@
 		'description': 'Set the POP3 email settings to pull emails directly from a mailbox and create Support Tickets',
 		'doctype': 'DocField',
 		'fieldtype': 'Section Break',
-		'idx': 9,
 		'label': 'Support Ticket Mail Settings'
 	},
 
@@ -153,7 +143,6 @@
 	{
 		'doctype': 'DocField',
 		'fieldtype': 'HTML',
-		'idx': 10,
 		'label': '2',
 		'options': '<div class="help_box">To automatically create Support Tickets from your incoming mail, set your pop3 settings here.</div>'
 	},
@@ -162,7 +151,6 @@
 	{
 		'doctype': 'DocField',
 		'fieldtype': 'Section Break',
-		'idx': 11,
 		'options': 'Simple'
 	},
 
@@ -173,7 +161,6 @@
 		'doctype': 'DocField',
 		'fieldname': 'sync_support_mails',
 		'fieldtype': 'Check',
-		'idx': 12,
 		'label': 'Sync Support Mails'
 	},
 
@@ -184,7 +171,6 @@
 		'doctype': 'DocField',
 		'fieldname': 'support_email',
 		'fieldtype': 'Data',
-		'idx': 13,
 		'label': 'Support Email'
 	},
 
@@ -195,7 +181,6 @@
 		'doctype': 'DocField',
 		'fieldname': 'support_host',
 		'fieldtype': 'Data',
-		'idx': 14,
 		'label': 'POP3 Mail Server'
 	},
 
@@ -204,7 +189,6 @@
 		'doctype': 'DocField',
 		'fieldname': 'support_use_ssl',
 		'fieldtype': 'Check',
-		'idx': 15,
 		'label': 'Use SSL'
 	},
 
@@ -213,7 +197,6 @@
 		'doctype': 'DocField',
 		'fieldname': 'support_username',
 		'fieldtype': 'Data',
-		'idx': 16,
 		'label': 'User Name'
 	},
 
@@ -222,15 +205,13 @@
 		'doctype': 'DocField',
 		'fieldname': 'support_password',
 		'fieldtype': 'Password',
-		'idx': 17,
 		'label': 'Support Password'
 	},
 
 	# DocField
 	{
 		'doctype': 'DocField',
-		'fieldtype': 'Column Break',
-		'idx': 18
+		'fieldtype': 'Column Break'
 	},
 
 	# DocField
@@ -240,7 +221,6 @@
 		'doctype': 'DocField',
 		'fieldname': 'support_signature',
 		'fieldtype': 'Text',
-		'idx': 19,
 		'label': 'Signature'
 	},
 
@@ -251,7 +231,6 @@
 		'doctype': 'DocField',
 		'fieldname': 'support_autoreply',
 		'fieldtype': 'Text',
-		'idx': 20,
 		'label': 'Autoreply'
 	}
 ]
\ No newline at end of file
diff --git a/version.num b/version.num
index f937f7e..0c56bea 100644
--- a/version.num
+++ b/version.num
@@ -1 +1 @@
-233
\ No newline at end of file
+233