diff --git a/src/MaaWpfGui/Configuration/Factory/ConfigFactory.cs b/src/MaaWpfGui/Configuration/Factory/ConfigFactory.cs
index ff1b9d3a86..8bebb9ca9d 100644
--- a/src/MaaWpfGui/Configuration/Factory/ConfigFactory.cs
+++ b/src/MaaWpfGui/Configuration/Factory/ConfigFactory.cs
@@ -78,7 +78,7 @@ public static class ConfigFactory
                 }
                 catch (Exception e)
                 {
-                    _logger.Information("Failed to parse configuration file: " + e);
+                    _logger.Information(e, "Failed to parse configuration file.");
                 }
             }
 
@@ -101,7 +101,7 @@ public static class ConfigFactory
                 }
                 catch (Exception e)
                 {
-                    _logger.Information("Failed to parse configuration file: " + e);
+                    _logger.Information(e, "Failed to parse configuration file.");
                 }
             }
 
@@ -126,7 +126,7 @@ public static class ConfigFactory
                         {
                             foreach (var value in args.NewItems)
                             {
-                                SpecificConfigBind(args.NewItem.Key, args.NewItem.Value);
+                                SpecificConfigBind(value.Key, value.Value);
                             }
                         }
 
diff --git a/src/MaaWpfGui/Configuration/Root.cs b/src/MaaWpfGui/Configuration/Root.cs
index 14e46427da..871a844a4d 100644
--- a/src/MaaWpfGui/Configuration/Root.cs
+++ b/src/MaaWpfGui/Configuration/Root.cs
@@ -35,13 +35,13 @@ public class Root : INotifyPropertyChanged
     public string Current { get; set; } = "Default";
 
     [JsonInclude]
-    public VersionUpdate VersionUpdate { get; private set; } = new VersionUpdate();
+    public VersionUpdate VersionUpdate { get; private set; } = new();
 
     [JsonInclude]
-    public AnnouncementInfo AnnouncementInfo { get; private set; } = new AnnouncementInfo();
+    public AnnouncementInfo AnnouncementInfo { get; private set; } = new();
 
     [JsonInclude]
-    public GUI GUI { get; private set; } = new GUI();
+    public GUI GUI { get; private set; } = new();
 
     [JsonIgnore]
     public SpecificConfig CurrentConfig