Modified models.py

widget_CtrlF/dashboard/models.py

 from django.db import models
+from django.urls import reverse
 
 
 class Department(models.Model):
@@ -16,4 +17,7 @@ class WidgetUser(models.Model):
     department = models.ForeignKey(Department, on_delete=models.CASCADE)
 
     def __str__(self):
-        return '{}, {} {}'.format(self.last_name, self.first_name, self.middle_name)    
\ No newline at end of file
+        return '{}, {} {}'.format(self.last_name, self.first_name, self.middle_name)    
+    
+    def get_absolute_url(self):
+        return reverse('dashboard:widgetuser-details', kwargs={'pk': self.pk})
\ No newline at end of file