diff --git a/yuthon_hr_attendance/models/hr_attendance.py b/yuthon_hr_attendance/models/hr_attendance.py
index 3cb7aeded..b65bafed5 100644
--- a/yuthon_hr_attendance/models/hr_attendance.py
+++ b/yuthon_hr_attendance/models/hr_attendance.py
@@ -129,6 +129,35 @@ class HrAttendance(models.Model):
                     print('------------------------------修改源码后期优化')
                     # raise exceptions.ValidationError(_('"Check Out" time cannot be earlier than "Check In" time.'))
 
+    @api.constrains('check_in', 'check_out', 'employee_id')
+    def _check_validity(self):
+        """重写验证方法，移除未签退记录的检查"""
+        for attendance in self:
+            last_attendance_before_check_in = self.env['hr.attendance'].search([
+                ('employee_id', '=', attendance.employee_id.id),
+                ('check_in', '<=', attendance.check_in),
+                ('id', '!=', attendance.id),
+            ], order='check_in desc', limit=1)
+
+            if last_attendance_before_check_in and last_attendance_before_check_in.check_out and last_attendance_before_check_in.check_out > attendance.check_in:
+                raise exceptions.ValidationError(_(
+                    "Cannot create new attendance record for %(empl_name)s, the employee was already checked in on %(datetime)s",
+                    empl_name=attendance.employee_id.name,
+                    datetime=format_datetime(self.env, attendance.check_in, dt_format=False)
+                ))
+            if attendance.check_out:
+                last_attendance_before_check_out = self.env['hr.attendance'].search([
+                    ('employee_id', '=', attendance.employee_id.id),
+                    ('check_in', '<', attendance.check_out),
+                    ('id', '!=', attendance.id),
+                ], order='check_in desc', limit=1)
+                if last_attendance_before_check_out and last_attendance_before_check_in != last_attendance_before_check_out:
+                    raise exceptions.ValidationError(_(
+                        "Cannot create new attendance record for %(empl_name)s, the employee was already checked in on %(datetime)s",
+                        empl_name=attendance.employee_id.name,
+                        datetime=format_datetime(self.env, last_attendance_before_check_out.check_in, dt_format=False)
+                    ))
+
     #考勤异常提醒
     def card_remind(self):
         menu_id = self.env['ir.ui.menu'].search([('name', '=', '我的异常')])