Email settings check on save

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')

erpnext/patches/patch_list.py

@@ -45,4 +45,9 @@ patch_list = [
 		'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"
+	},
 ]

erpnext/setup/doctype/email_settings/email_settings.py

@@ -71,7 +71,7 @@ class DocType:
 		"""
 			Checks support ticket email settings
 		"""
-		if self.doc.support_host:
+		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