无法解析 Xamarin Android 中的 AndroidX.AppCompat.Graphics.Drawable.DrawableWrapper

Question

在我的 Xamarin android 项目中更新 Firebase.Messaging.Service nuget 后，我​​遇到构建错误。我有最新的 VS 2022 版本 17.5.4。Android 项目的目标是 Android 13。

日志：

C:\Program Files\Microsoft Visual Studio\2022\Enterprise\MSBuild\Xamarin\Android\Xamarin.Android.Legacy.targets(649,5): error XALNK7000: Mono.Linker.MarkException: Error processing method: 'System.Void Xamarin.Forms.Platform.Android.ShellSearchView/ClipDrawableWrapper::.ctor(Android.Graphics.Drawables.Drawable)' in assembly: 'Xamarin.Forms.Platform.Android.dll' ---> Mono.Cecil.ResolutionException: Failed to resolve AndroidX.AppCompat.Graphics.Drawable.DrawableWrapper
5>C:\Program Files\Microsoft Visual Studio\2022\Enterprise\MSBuild\Xamarin\Android\Xamarin.Android.Legacy.targets(649,5): error XALNK7000:    at Mono.Linker.Steps.MarkStep.HandleUnresolvedType(TypeReference reference)
5>C:\Program Files\Microsoft Visual Studio\2022\Enterprise\MSBuild\Xamarin\Android\Xamarin.Android.Legacy.targets(649,5): error XALNK7000:    at Mono.Linker.Steps.MarkStep.MarkType(TypeReference reference)
5>C:\Program Files\Microsoft Visual Studio\2022\Enterprise\MSBuild\Xamarin\Android\Xamarin.Android.Legacy.targets(649,5): error XALNK7000:    at MonoDroid.Tuner.MonoDroidMarkStep.MarkType(TypeReference reference)
5>C:\Program Files\Microsoft Visual Studio\2022\Enterprise\MSBuild\Xamarin\Android\Xamarin.Android.Legacy.targets(649,5): error XALNK7000:    at Mono.Linker.Steps.MarkStep.MarkType(TypeReference reference)
5>C:\Program Files\Microsoft Visual Studio\2022\Enterprise\MSBuild\Xamarin\Android\Xamarin.Android.Legacy.targets(649,5): error XALNK7000:    at MonoDroid.Tuner.MonoDroidMarkStep.MarkType(TypeReference reference)
5>C:\Program Files\Microsoft Visual Studio\2022\Enterprise\MSBuild\Xamarin\Android\Xamarin.Android.Legacy.targets(649,5): error XALNK7000:    at Mono.Linker.Steps.MarkStep.ProcessMethod(MethodDefinition method)
5>C:\Program Files\Microsoft Visual Studio\2022\Enterprise\MSBuild\Xamarin\Android\Xamarin.Android.Legacy.targets(649,5): error XALNK7000:    at Mono.Linker.Steps.MarkStep.ProcessQueue()
5>C:\Program Files\Microsoft Visual Studio\2022\Enterprise\MSBuild\Xamarin\Android\Xamarin.Android.Legacy.targets(649,5): error XALNK7000:    --- End of inner exception stack trace ---
5>C:\Program Files\Microsoft Visual Studio\2022\Enterprise\MSBuild\Xamarin\Android\Xamarin.Android.Legacy.targets(649,5): error XALNK7000:    at Mono.Linker.Steps.MarkStep.ProcessQueue()
5>C:\Program Files\Microsoft Visual Studio\2022\Enterprise\MSBuild\Xamarin\Android\Xamarin.Android.Legacy.targets(649,5): error XALNK7000:    at Mono.Linker.Steps.MarkStep.ProcessPrimaryQueue()
5>C:\Program Files\Microsoft Visual Studio\2022\Enterprise\MSBuild\Xamarin\Android\Xamarin.Android.Legacy.targets(649,5): error XALNK7000:    at Mono.Linker.Steps.MarkStep.Process()
5>C:\Program Files\Microsoft Visual Studio\2022\Enterprise\MSBuild\Xamarin\Android\Xamarin.Android.Legacy.targets(649,5): error XALNK7000:    at Mono.Linker.Steps.MarkStep.Process(LinkContext context)
5>C:\Program Files\Microsoft Visual Studio\2022\Enterprise\MSBuild\Xamarin\Android\Xamarin.Android.Legacy.targets(649,5): error XALNK7000:    at MonoDroid.Tuner.MonoDroidMarkStep.Process(LinkContext context)
5>C:\Program Files\Microsoft Visual Studio\2022\Enterprise\MSBuild\Xamarin\Android\Xamarin.Android.Legacy.targets(649,5): error XALNK7000:    at Mono.Linker.Pipeline.ProcessStep(LinkContext context, IStep step)
5>C:\Program Files\Microsoft Visual Studio\2022\Enterprise\MSBuild\Xamarin\Android\Xamarin.Android.Legacy.targets(649,5): error XALNK7000:    at Mono.Linker.Pipeline.Process(LinkContext context)
5>C:\Program Files\Microsoft Visual Studio\2022\Enterprise\MSBuild\Xamarin\Android\Xamarin.Android.Legacy.targets(649,5): error XALNK7000:    at MonoDroid.Tuner.Linker.Process(LinkerOptions options, ILogger logger, LinkContext& context)
5>C:\Program Files\Microsoft Visual Studio\2022\Enterprise\MSBuild\Xamarin\Android\Xamarin.Android.Legacy.targets(649,5): error XALNK7000:    at Xamarin.Android.Tasks.LinkAssemblies.Execute(DirectoryAssemblyResolver res)
5>C:\Program Files\Microsoft Visual Studio\2022\Enterprise\MSBuild\Xamarin\Android\Xamarin.Android.Legacy.targets(649,5): error XALNK7000:    at Xamarin.Android.Tasks.LinkAssemblies.RunTask()
5>C:\Program Files\Microsoft Visual Studio\2022\Enterprise\MSBuild\Xamarin\Android\Xamarin.Android.Legacy.targets(649,5): error XALNK7000:    at Microsoft.Android.Build.Tasks.AndroidTask.Execute() in /Users/runner/work/1/s/xamarin-android/external/xamarin-android-tools/src/Microsoft.Android.Build.BaseTasks/AndroidTask.cs:line 17
========== Rebuild All: 4 succeeded, 1 failed, 0 skipped ==========

Answer 1

我也有同样的问题...通过反复试验，我将包版本 Xamarin.AndroidX.AppCompat.AppCompatResources降级到版本1.5.1.1 ....之后我的项目组合在一起...

Answer 2

您可以尝试删除bin和obj文件夹，然后重新启动 Visual Studio 并重试。

如果问题仍然存在，请尝试将应用程序中的所有 nuget 更新为最新版本。