diff --git a/pms/models/pms_checkin_partner.py b/pms/models/pms_checkin_partner.py
index c05df60c7..9b6886662 100644
--- a/pms/models/pms_checkin_partner.py
+++ b/pms/models/pms_checkin_partner.py
@@ -952,7 +952,7 @@ class PmsCheckinPartner(models.Model):
             )[self.id]
             self.reservation_id.message_post(body=body)
 
-        if self.reservation_id.to_send_mail:
+        if self.reservation_id.to_send_exit_mail:
             emails = self.reservation_id.checkin_partner_ids.mapped("email")
             if (
                 self.reservation_id.partner_id
@@ -972,4 +972,4 @@ class PmsCheckinPartner(models.Model):
                     "body_html", [6, 0, self.id], compute_lang=True, post_process=True
                 )[self.id]
                 self.reservation_id.message_post(body=body)
-            self.reservation_id.to_send_mail = False
+            self.reservation_id.to_send_exit_mail = False
diff --git a/pms/models/pms_folio.py b/pms/models/pms_folio.py
index 7547b7604..469b0ae19 100644
--- a/pms/models/pms_folio.py
+++ b/pms/models/pms_folio.py
@@ -1391,7 +1391,7 @@ class PmsFolio(models.Model):
             record.days_to_checkin = (record.first_checkin - fields.Date.today()).days
 
     def _search_days_to_checkin(self, operator, value):
-        target_date = fields.Date.today() + timedelta(days=value)
+        target_date = fields.Date.today() + datetime.timedelta(days=value)
         if operator in ("=", ">=", ">", "<=", "<"):
             return [("first_checkin", operator, target_date)]
         raise UserError(
@@ -1410,7 +1410,7 @@ class PmsFolio(models.Model):
             record.days_to_checkout = (record.last_checkout - fields.Date.today()).days
 
     def _search_days_to_checkout(self, operator, value):
-        target_date = fields.Date.today() + timedelta(days=value)
+        target_date = fields.Date.today() + datetime.timedelta(days=value)
         if operator in ("=", ">=", ">", "<=", "<"):
             return [("last_checkout", operator, target_date)]
         raise UserError(
diff --git a/pms/models/pms_reservation_line.py b/pms/models/pms_reservation_line.py
index 0a56ca085..19a7d1fcc 100644
--- a/pms/models/pms_reservation_line.py
+++ b/pms/models/pms_reservation_line.py
@@ -497,6 +497,12 @@ class PmsReservationLine(models.Model):
 
     @api.model_create_multi
     def create(self, vals_list):
+        for vals in vals_list:
+            if vals.get("reservation_id") and not vals.get("sale_channel_id"):
+                reservation = self.env["pms.reservation"].browse(
+                    vals.get("reservation_id")
+                )
+                vals["sale_channel_id"] = reservation.sale_channel_origin_id.id
         records = super().create(vals_list)
         for line in records:
             reservation = line.reservation_id
diff --git a/pms/tests/__init__.py b/pms/tests/__init__.py
index a0857b137..4d084fc6c 100644
--- a/pms/tests/__init__.py
+++ b/pms/tests/__init__.py
@@ -38,5 +38,6 @@ from . import test_pms_wizard_split_join_swap_reservation
 from . import test_product_template
 from . import test_pms_multiproperty
 from . import test_shared_room
+
 # from . import test_automated_mails
 from . import test_pms_service
diff --git a/pms/views/pms_reservation_views.xml b/pms/views/pms_reservation_views.xml
index 4506bd8e2..a273e7d42 100644
--- a/pms/views/pms_reservation_views.xml
+++ b/pms/views/pms_reservation_views.xml
@@ -455,7 +455,10 @@
                                 name="force_update_origin"
                                 attrs="{'invisible': [('is_origin_channel_check_visible','=',False)]}"
                             />
-                            <field name="is_origin_channel_check_visible" invisible="1" />
+                            <field
+                                name="is_origin_channel_check_visible"
+                                invisible="1"
+                            />
                             <field
                                 name="sale_channel_ids"
                                 widget="many2many_tags"