fix #1851

src/Snap.Hutao/Snap.Hutao/Resource/Localization/SH.resx

@@ -1010,6 +1010,9 @@
   <data name="ServiceGamePackageConvertMoveFileRestoreFormat" xml:space="preserve">
     <value>替换：{0}</value>
   </data>
+  <data name="ServiceGamePackageReadLocalPackageVerionFailed" xml:space="preserve">
+    <value>在读取本地 Package Version 时遇到问题，修复游戏可能会有所帮助</value>
+  </data>
   <data name="ServiceGamePackageRenameDataFolderFailed" xml:space="preserve">
     <value>重命名数据文件夹名称失败</value>
   </data>

src/Snap.Hutao/Snap.Hutao/Service/Game/LaunchOptions.cs

@@ -245,6 +245,7 @@ internal sealed class LaunchOptions : DbStoreOptions
         set => SetOption(ref disableFog, SettingEntry.LaunchDisableFog, value);
     }
 
+    [NotNull]
     public NameValue<int>? Monitor
     {
         get

src/Snap.Hutao/Snap.Hutao/Service/Game/Package/PackageConverter.cs

@@ -178,9 +178,16 @@ internal sealed partial class PackageConverter
 
     private async ValueTask<RelativePathVersionItemDictionary> GetLocalItemsAsync(string gameFolder)
     {
-        using (FileStream localSteam = File.OpenRead(Path.Combine(gameFolder, PackageVersion)))
+        try
         {
-            return await GetVersionItemsAsync(localSteam).ConfigureAwait(false);
+            using (FileStream localSteam = File.OpenRead(Path.Combine(gameFolder, PackageVersion)))
+            {
+                return await GetVersionItemsAsync(localSteam).ConfigureAwait(false);
+            }
+        }
+        catch (JsonException ex)
+        {
+            throw HutaoException.Throw(SH.ServiceGamePackageReadLocalPackageVerionFailed, ex);
         }
     }