Fix #2961 - JustificativaAusencia

sapl/sessao/models.py

@@ -802,11 +802,13 @@ class JustificativaAusencia(models.Model):
         return 'Justificativa de Ausência'
 
     def delete(self, using=None, keep_parents=False):
-        if self.upload_anexo:
+        upload_anexo = self.upload_anexo
-            self.upload_anexo.delete()
+        result = super().delete(using=using, keep_parents=keep_parents)
+
+        if upload_anexo:
+            upload_anexo.delete(save=False)
 
-        return models.Model.delete(
+        return result
-            self, using=using, keep_parents=keep_parents)
 
     def save(self, force_insert=False, force_update=False, using=None,
              update_fields=None):