From aae4848ed641a41daff5a0efdccfa3471e94f84b Mon Sep 17 00:00:00 2001
From: Kenta Kubo <601636+kkk669@users.noreply.github.com>
Date: Fri, 16 Oct 2020 01:14:49 +0900
Subject: [PATCH] Ignore "configuration is unchanged" error

Fixes #7
---
 DNSecure/ContentView.swift | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/DNSecure/ContentView.swift b/DNSecure/ContentView.swift
index fad9264..2a7e087 100644
--- a/DNSecure/ContentView.swift
+++ b/DNSecure/ContentView.swift
@@ -79,7 +79,11 @@ struct ContentView {
                 manager.dnsSettings = server.configuration.toDNSSettings()
                 manager.saveToPreferences { saveError in
                     self.updateStatus()
-                    if let saveError = saveError {
+                    if let saveError = saveError as NSError? {
+                        guard saveError.domain != "NEConfigurationErrorDomain"
+                                || saveError.code != 9 else {
+                            return
+                        }
                         logger.error("\(saveError.localizedDescription)")
                         self.alert("Save Error", saveError.localizedDescription)
                         return