From aa2f15dbf30aaef75cfc7a2893972a0677cbd183 Mon Sep 17 00:00:00 2001
From: status102 <102887808+status102@users.noreply.github.com>
Date: Mon, 19 Jan 2026 19:59:09 +0800
Subject: [PATCH] =?UTF-8?q?perf:=20Config=20=E5=88=9B=E5=BB=BA=E5=92=8C?=
 =?UTF-8?q?=E5=88=87=E6=8D=A2=E6=A3=80=E6=9F=A5?=
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---
 src/MaaWpfGui/ViewModels/UI/SettingsViewModel.cs | 14 +++++++++++---
 1 file changed, 11 insertions(+), 3 deletions(-)

diff --git a/src/MaaWpfGui/ViewModels/UI/SettingsViewModel.cs b/src/MaaWpfGui/ViewModels/UI/SettingsViewModel.cs
index 15a4266084..8f301bb4a7 100644
--- a/src/MaaWpfGui/ViewModels/UI/SettingsViewModel.cs
+++ b/src/MaaWpfGui/ViewModels/UI/SettingsViewModel.cs
@@ -498,10 +498,16 @@ public class SettingsViewModel : Screen
     {
         get => _currentConfiguration;
         set {
-            SetAndNotify(ref _currentConfiguration, value);
-            ConfigurationHelper.SwitchConfiguration(value);
-            ConfigFactory.SwitchConfig(value);
+            bool ret = ConfigurationHelper.SwitchConfiguration(value);
+            ret &= ConfigFactory.SwitchConfig(value);
 
+            if (!ret)
+            {
+                ConfigurationHelper.SwitchConfiguration(_currentConfiguration);
+                ConfigFactory.SwitchConfig(_currentConfiguration);
+                return;
+            }
+            SetAndNotify(ref _currentConfiguration, value);
             Bootstrapper.ShutdownAndRestartWithoutArgs();
         }
     }
@@ -540,6 +546,8 @@ public class SettingsViewModel : Screen
         }
         else
         {
+            ConfigurationHelper.DeleteConfiguration(NewConfigurationName);
+            ConfigFactory.DeleteConfiguration(NewConfigurationName);
             var growlInfo = new GrowlInfo {
                 IsCustom = true,
                 Message = string.Format(LocalizationHelper.GetString("ConfigExists"), NewConfigurationName),