[Bug] Can't run published WinUI app.

How to reproduce:

Create a new MAUI project (VS 16.11.0 preview 2)

Debug => Runs fine Publish => Running the published app Starts then exits with following error (from event viewer)

Application: MauiApp2.WinUI.exe CoreCLR Version: 6.0.21.30105 .NET Version: 6.0.0-preview.5.21301.5 Description: The process was terminated due to an unhandled exception. Exception Info: System.Reflection.TargetInvocationException: Exception has been thrown by the target of an invocation. —> System.Runtime.InteropServices.COMException (0x80040154): Class not registered (0x80040154 (REGDB_E_CLASSNOTREG)) at System.Runtime.InteropServices.Marshal.ThrowExceptionForHR(Int32 errorCode) in System.Private.CoreLib.dll:token 0x600467f+0x4 at WinRT.BaseActivationFactory…ctor(String typeNamespace, String typeFullName) in Microsoft.WinUI.dll:token 0x6000023+0x6e at Microsoft.UI.Xaml.Application._IApplicationStatics…ctor() in Microsoft.WinUI.dll:token 0x6014cbd+0x1c at System.RuntimeType.CreateInstanceOfT() in System.Private.CoreLib.dll:token 0x6000645+0x3e — End of inner exception stack trace — at System.RuntimeType.CreateInstanceOfT() in System.Private.CoreLib.dll:token 0x6000645+0x4e at System.Activator.CreateInstanceT in System.Private.CoreLib.dll:token 0x6000963+0x0 at WinRT.WeakLazy`1.get_Value() in Microsoft.WinUI.dll:token 0x6000019+0x20 at Microsoft.UI.Xaml.Application.Start(ApplicationInitializationCallback callback) in Microsoft.WinUI.dll:token 0x6009b84+0x0 at MauiApp2.WinUI.Program.Main(String[] args) in C:\Users\mark\source\repos\MauiApp2\MauiApp2\MauiApp2.WinUI\obj\Release\net6.0-windows10.0.19041\win10-x64\Windows\App.g.i.cs:line 26

[Steinliiippp]

Same Problem here. I can run the project in Visual Studio 2019 Preview without any problems. But as soon as i build the executable and launch it, i get the same crash report in the windows event viewer.

.NET SDK Version: 6.0.100-preview.5.21302.13 Commit: d6380bcae7

Runtime: OS Name: Windows OS Version: 10.0.19042 OS Platform: Windows RID: win10-x64 Base Path: C:\Program Files\dotnet\sdk\6.0.100-preview.5.21302.13\

Host (useful for support): Version: 6.0.0-preview.5.21301.5 Commit: ec3e0b276b

.NET SDKs installed: 2.2.203 [C:\Program Files\dotnet\sdk] 3.1.410 [C:\Program Files\dotnet\sdk] 5.0.400-preview.21277.10 [C:\Program Files\dotnet\sdk] 6.0.100-preview.5.21302.13 [C:\Program Files\dotnet\sdk]

.NET runtimes installed: Microsoft.AspNetCore.All 2.2.4 [C:\Program Files\dotnet\shared\Microsoft.AspNetCore.All] Microsoft.AspNetCore.App 2.2.4 [C:\Program Files\dotnet\shared\Microsoft.AspNetCore.App] Microsoft.AspNetCore.App 3.1.15 [C:\Program Files\dotnet\shared\Microsoft.AspNetCore.App] Microsoft.AspNetCore.App 3.1.16 [C:\Program Files\dotnet\shared\Microsoft.AspNetCore.App] Microsoft.AspNetCore.App 5.0.6 [C:\Program Files\dotnet\shared\Microsoft.AspNetCore.App] Microsoft.AspNetCore.App 5.0.7 [C:\Program Files\dotnet\shared\Microsoft.AspNetCore.App] Microsoft.AspNetCore.App 6.0.0-preview.5.21301.17 [C:\Program Files\dotnet\shared\Microsoft.AspNetCore.App] Microsoft.NETCore.App 2.2.4 [C:\Program Files\dotnet\shared\Microsoft.NETCore.App] Microsoft.NETCore.App 3.1.15 [C:\Program Files\dotnet\shared\Microsoft.NETCore.App] Microsoft.NETCore.App 3.1.16 [C:\Program Files\dotnet\shared\Microsoft.NETCore.App] Microsoft.NETCore.App 5.0.6 [C:\Program Files\dotnet\shared\Microsoft.NETCore.App] Microsoft.NETCore.App 5.0.7 [C:\Program Files\dotnet\shared\Microsoft.NETCore.App] Microsoft.NETCore.App 6.0.0-preview.5.21301.5 [C:\Program Files\dotnet\shared\Microsoft.NETCore.App] Microsoft.WindowsDesktop.App 3.1.15 [C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App] Microsoft.WindowsDesktop.App 3.1.16 [C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App] Microsoft.WindowsDesktop.App 5.0.6 [C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App] Microsoft.WindowsDesktop.App 5.0.7 [C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App] Microsoft.WindowsDesktop.App 6.0.0-preview.5.21301.4 [C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App]

[YataoFeng]

环境 Microsoft Visual Studio Enterprise 2022 (64 位) - Preview 版本 17.1.0 Preview 1.1 MAUI Perview11

调试 Blazor MAUI 在 VS2022 中运行正常。

发布单文件时，我遇到了问题，怎么解决？

————————————————————————————————————————————— FolderProfile.pubxml

<Project>
  <PropertyGroup>
    <Configuration>Debug</Configuration>
    <Platform>Any CPU</Platform>
    <PublishDir>bin\Release\net6.0-windows\publish\</PublishDir>
    <PublishProtocol>FileSystem</PublishProtocol>
    <TargetFramework>net6.0-windows10.0.19041</TargetFramework>
    <RuntimeIdentifier>win-x64</RuntimeIdentifier>
    <SelfContained>true</SelfContained>
    <PublishSingleFile>True</PublishSingleFile>
    <PublishReadyToRun>False</PublishReadyToRun>
    <PublishTrimmed>True</PublishTrimmed>
  </PropertyGroup>
</Project>

————————————————————————————————————————————— 输出

已启动生成…
1>------ 已启动生成: 项目: MauiApp1, 配置: Debug Any CPU ------
1>MauiApp1 -> C:\Users\Yatao Feng\source\repos\MauiApp1\MauiApp1\bin\Debug\net6.0-windows10.0.19041\win10-x64\MauiApp1.dll
2>------ 发布已启动: 项目: MauiApp1, 配置: Debug Any CPU ------
2>正在确定要还原的项目…
2>The RuntimeIdentifier 'win-x64' is invalid.
========== 生成: 成功 1 个，失败 0 个，最新 0 个，跳过 0 个 ==========
========== 发布: 成功 0 个，失败 1 个，跳过 0 个 ==========

————————————————————————————————————————————— 弹窗

发布遇到错误。
发布时遇到错误。我们无法确定错误的原因。有关详细信息，请查看输出日志。

已将诊断日志写入以下位置:
“C:\Users\Yatao Feng\AppData\Local\Temp\tmp36FD.tmp”。 

————————————————————————————————————————————— tmp36FD.tmp

2021/12/29 10:46:28
System.AggregateException: 发生一个或多个错误。 ---> Microsoft.WebTools.Shared.Exceptions.WebToolsException: 发布时遇到错误。我们无法确定错误的原因。有关详细信息，请查看输出日志。
   --- 内部异常堆栈跟踪的结尾 ---
---> (内部异常 #0) Microsoft.WebTools.Shared.Exceptions.WebToolsException: 发布时遇到错误。我们无法确定错误的原因。有关详细信息，请查看输出日志。<---

Microsoft.WebTools.Shared.Exceptions.WebToolsException: 发布时遇到错误。我们无法确定错误的原因。有关详细信息，请查看输出日志。

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