【问题标题】:The "LinkAssemblies" task failed unexpectedly after Xamarin Forms update to 3.1Xamarin Forms 更新到 3.1 后,“LinkAssemblies”任务意外失败
【发布时间】:2018-12-17 07:30:34
【问题描述】:

我最近将我的解决方案从 Xamarin Forms 2.5 更新到了 3.1。我已经在不同的应用程序(UWP、IOS、Android)上安装了包 Prism.DryIoc.Forms 7.0.0.396。自使用 UWP 更新以来,一切都按预期工作,但是当我尝试启动我的 Android 项目时,它会收到此错误:

Severity    Code    Description Project File    Line    Suppression State
Error       The "LinkAssemblies" task failed unexpectedly.
Mono.Linker.MarkException: Error processing method: 'System.Void Prism.DryIoc.PrismApplication::RegisterRequiredTypes(Prism.Ioc.IContainerRegistry)' in assembly: 'Prism.DryIoc.Forms.dll' ---> Mono.Cecil.ResolutionException: Failed to resolve System.Void DryIoc.Registrator::Register(DryIoc.IRegistrator,DryIoc.IReuse,DryIoc.Made,DryIoc.Setup,DryIoc.IfAlreadyRegistered,System.Object)
   at Mono.Linker.Steps.MarkStep.HandleUnresolvedMethod(MethodReference reference)
   at Mono.Linker.Steps.MarkStep.MarkMethod(MethodReference reference)
   at Mono.Linker.Steps.MarkStep.MarkInstruction(Instruction instruction)
   at Mono.Linker.Steps.MarkStep.MarkMethodBody(MethodBody body)
   at Mono.Linker.Steps.MarkStep.ProcessMethod(MethodDefinition method)
   at Mono.Linker.Steps.MarkStep.ProcessQueue()
   --- End of inner exception stack trace ---
   at Mono.Linker.Steps.MarkStep.ProcessQueue()
   at Mono.Linker.Steps.MarkStep.ProcessPrimaryQueue()
   at Mono.Linker.Steps.MarkStep.Process()
   at Mono.Linker.Steps.MarkStep.Process(LinkContext context)
   at Mono.Linker.Pipeline.Process(LinkContext context)
   at MonoDroid.Tuner.Linker.Process(LinkerOptions options, ILogger logger, LinkContext& context)
   at Xamarin.Android.Tasks.LinkAssemblies.Execute(DirectoryAssemblyResolver res)
   at Xamarin.Android.Tasks.LinkAssemblies.Execute()
   at Microsoft.Build.BackEnd.TaskExecutionHost.Microsoft.Build.BackEnd.ITaskExecutionHost.Execute()
   at Microsoft.Build.BackEnd.TaskBuilder.<ExecuteInstantiatedTask>d__26.MoveNext() AllyNations.Android C:\Program Files (x86)\Microsoft Visual Studio\2017\Community\MSBuild\Xamarin\Android\Xamarin.Android.Common.targets    1812    

我以前从未处理过 LinkAssemblies。我的 Android 选项中的链接设置为无。我的 MainActivity.cs (Android) 和 App.xaml.cs 中的代码没有更改并且是正确的。

【问题讨论】:

  • 我建议在 Prism.DryIoc.Forms repo 中创建一个问题

标签: android xamarin.forms inversion-of-control prism dryioc


【解决方案1】:

Dan Siegel 回答了这个问题:

此问题是由您更改主要版本引起的。现在你需要回滚到 2.X,我们很快就会更新到 DryIoc 3

【讨论】:

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