diff --git a/yuthon_issue/models/inherit_room_booking.py b/yuthon_issue/models/inherit_room_booking.py
index c24a1157d..1f72f07fb 100644
--- a/yuthon_issue/models/inherit_room_booking.py
+++ b/yuthon_issue/models/inherit_room_booking.py
@@ -99,11 +99,16 @@ class RoomBooking(models.Model):
                                 meet.issue_library_id.issue_state = False
 
                         if self.code:
-                            self.env['issue.library.approval.line'].create({
-                                'issue_library_id': meet.issue_library_id.id,
-                                'code': self.code,
-                                'approval_date': fields.Datetime.now() + timedelta(hours=8),
-                            })
+                            exists = self.env['issue.library.approval.line'].search([
+                                ('issue_library_id', '=', meet.issue_library_id.id),
+                                ('code', '=', self.code)
+                            ], limit=1)
+                            if not exists:
+                                self.env['issue.library.approval.line'].create({
+                                    'issue_library_id': meet.issue_library_id.id,
+                                    'code': self.code,
+                                    'approval_date': fields.Datetime.now() + timedelta(hours=8),
+                                })
 
     @api.depends_context('uid', 'company')
     @api.depends('company_id')
diff --git a/yuthon_notice/views/yuthon_notice_views.xml b/yuthon_notice/views/yuthon_notice_views.xml
index 091ac05b8..3c676a695 100644
--- a/yuthon_notice/views/yuthon_notice_views.xml
+++ b/yuthon_notice/views/yuthon_notice_views.xml
@@ -6,7 +6,7 @@
         <field name="arch" type="xml">
             <tree string="公告管理" decoration-success="notice_state == 'yes'"
                   decoration-info="notice_state == 'no'"
-                  decoration-muted="notice_state == 'stop'">
+                  decoration-muted="notice_state == 'stop'" default_order="create_date1 desc">
                 <field name="name" required="1"/>
                 <field name="notice_type_id" string="类型" class="list_ids_width"/>
                 <field name="users_id" string="发布人" class="list_ids_width"/>
@@ -125,7 +125,7 @@
             <tree string="公告管理" edit="false" delete="false" create="false"
                   decoration-danger="is_notice_roger == 'no'"
                   decoration-success="is_notice_roger == 'yes'"
-                  js_class="custom_notice_tree_button">
+                  js_class="custom_notice_tree_button" default_order="create_date1 desc">
                 <field name="name"/>
                 <field name="notice_type_id" string="类型"/>
                 <field name="users_id" string="发布人" class="list_ids_width"/>