diff --git a/erpnext/controllers/selling_controller.py b/erpnext/controllers/selling_controller.py
index 33f03b6..c6c2c14 100644
--- a/erpnext/controllers/selling_controller.py
+++ b/erpnext/controllers/selling_controller.py
@@ -16,10 +16,11 @@
 		check_active_sales_items(self)
 
 	def get_sender(self, comm):
-		if frappe.db.get_value('Sales Email Settings', None, 'extract_emails'):
-			return frappe.db.get_value('Sales Email Settings', None, 'email_id')
-		else:
-			return comm.sender or frappe.session.user
+		sender = None
+		if cint(frappe.db.get_value('Sales Email Settings', None, 'extract_emails')):
+			sender = frappe.db.get_value('Sales Email Settings', None, 'email_id')
+
+		return sender or comm.sender or frappe.session.user
 
 	def set_missing_values(self, for_validate=False):
 		super(SellingController, self).set_missing_values(for_validate)
diff --git a/erpnext/hr/doctype/job_applicant/job_applicant.py b/erpnext/hr/doctype/job_applicant/job_applicant.py
index 3640304..1f09c26 100644
--- a/erpnext/hr/doctype/job_applicant/job_applicant.py
+++ b/erpnext/hr/doctype/job_applicant/job_applicant.py
@@ -9,9 +9,9 @@
 from frappe.utils import extract_email_id
 
 class JobApplicant(TransactionBase):
-	
+
 	def get_sender(self, comm):
-		return frappe.db.get_value('Jobs Email Settings',None,'email_id')	
-	
+		return frappe.db.get_value('Jobs Email Settings',None,'email_id') or comm.sender or frappe.session.user
+
 	def validate(self):
-		self.set_status()	
\ No newline at end of file
+		self.set_status()