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Autofac.Core.DependencyResolutionException when starting MAUI app on Android #7193


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bmulinari created
  • ABP Framework version: 8.1.2
  • UI Type: MAUI
  • Database System: EF Core (SQL Server)
  • Tiered (for MVC) or Auth Server Separated (for Angular): Tiered
  • Exception message and full stack trace:
Autofac.Core.DependencyResolutionException
  Message=An exception was thrown while activating AbpTest.Maui.App.
  Source=Autofac
  StackTrace:
   at Autofac.Core.Resolving.Middleware.ActivatorErrorHandlingMiddleware.Execute(ResolveRequestContext context, Action`1 next)
   at Autofac.Core.Resolving.Pipeline.ResolvePipelineBuilder.<>c__DisplayClass14_0.<BuildPipeline>b__1(ResolveRequestContext context)
   at Autofac.Core.Pipeline.ResolvePipeline.Invoke(ResolveRequestContext context)
   at Autofac.Core.Resolving.Middleware.RegistrationPipelineInvokeMiddleware.Execute(ResolveRequestContext context, Action`1 next)
   at Autofac.Core.Resolving.Pipeline.ResolvePipelineBuilder.<>c__DisplayClass14_0.<BuildPipeline>b__1(ResolveRequestContext context)
   at Autofac.Core.Resolving.Middleware.SharingMiddleware.<>c__DisplayClass5_0.<Execute>b__0()
   at Autofac.Core.Lifetime.LifetimeScope.CreateSharedInstance(Guid id, Func`1 creator)
   at Autofac.Core.Lifetime.LifetimeScope.CreateSharedInstance(Guid primaryId, Nullable`1 qualifyingId, Func`1 creator)
   at Autofac.Core.Resolving.Middleware.SharingMiddleware.Execute(ResolveRequestContext context, Action`1 next)
   at Autofac.Core.Resolving.Pipeline.ResolvePipelineBuilder.<>c__DisplayClass14_0.<BuildPipeline>b__1(ResolveRequestContext context)
   at Autofac.Core.Resolving.Middleware.ScopeSelectionMiddleware.Execute(ResolveRequestContext context, Action`1 next)
   at Autofac.Core.Resolving.Pipeline.ResolvePipelineBuilder.&lt;&gt;c__DisplayClass14_0.&lt;BuildPipeline&gt;b__1(ResolveRequestContext context)
   at Autofac.Core.Resolving.Middleware.CircularDependencyDetectorMiddleware.Execute(ResolveRequestContext context, Action`1 next)
   at Autofac.Core.Resolving.Pipeline.ResolvePipelineBuilder.<>c__DisplayClass14_0.<BuildPipeline>b__1(ResolveRequestContext context)
   at Autofac.Extensions.DependencyInjection.KeyedServiceMiddleware.Execute(ResolveRequestContext context, Action`1 next)
   at Autofac.Core.Resolving.Pipeline.ResolvePipelineBuilder.&lt;&gt;c__DisplayClass14_0.&lt;BuildPipeline&gt;b__1(ResolveRequestContext context)
   at Autofac.Core.Pipeline.ResolvePipeline.Invoke(ResolveRequestContext context)
   at Autofac.Core.Resolving.ResolveOperation.GetOrCreateInstance(ISharingLifetimeScope currentOperationScope, ResolveRequest& request)
   at Autofac.Core.Resolving.ResolveOperation.ExecuteOperation(ResolveRequest& request)
   at Autofac.Core.Resolving.ResolveOperation.Execute(ResolveRequest& request)
   at Autofac.Core.Lifetime.LifetimeScope.ResolveComponent(ResolveRequest& request)
   at Autofac.Core.Container.ResolveComponent(ResolveRequest& request)
   at Autofac.Core.Container.Autofac.IComponentContext.ResolveComponent(ResolveRequest& request)
   at Autofac.ResolutionExtensions.TryResolveService(IComponentContext context, Service service, IEnumerable`1 parameters, Object& instance)
   at Autofac.ResolutionExtensions.ResolveOptionalService(IComponentContext context, Service service, IEnumerable`1 parameters)
   at Autofac.ResolutionExtensions.ResolveOptional(IComponentContext context, Type serviceType, IEnumerable`1 parameters)
   at Autofac.ResolutionExtensions.ResolveOptional(IComponentContext context, Type serviceType)
   at Autofac.Extensions.DependencyInjection.AutofacServiceProvider.GetService(Type serviceType)
   at Microsoft.Maui.MauiContext.WrappedServiceProvider.GetService(Type serviceType) in D:\a\_work\1\s\src\Core\src\MauiContext.cs:line 72
   at Microsoft.Maui.MauiContext.WrappedServiceProvider.GetService(Type serviceType) in D:\a\_work\1\s\src\Core\src\MauiContext.cs:line 72
   at Microsoft.Extensions.DependencyInjection.ServiceProviderServiceExtensions.GetRequiredService(IServiceProvider provider, Type serviceType)
   at Microsoft.Extensions.DependencyInjection.ServiceProviderServiceExtensions.GetRequiredService[IApplication](IServiceProvider provider)
   at Microsoft.Maui.MauiApplication.OnCreate() in D:\a\_work\1\s\src\Core\src\Platform\Android\MauiApplication.cs:line 46
   at Android.App.Application.n_OnCreate(IntPtr jnienv, IntPtr native__this) in /Users/runner/work/1/s/xamarin-android/src/Mono.Android/obj/Release/net8.0/android-34/mcw/Android.App.Application.cs:line 1087
   at Android.Runtime.JNINativeWrapper.Wrap_JniMarshal_PP_V(_JniMarshal_PP_V callback, IntPtr jnienv, IntPtr klazz) in /Users/runner/work/1/s/xamarin-android/src/Mono.Android/Android.Runtime/JNINativeWrapper.g.cs:line 26
  • Steps to reproduce the issue:
    • Create a new project with MAUI as mobile (abp new AbpTest -u blazor-server -m maui --tiered -csf)
    • Set the MAUI project as the startup project
    • Start the project in debug mode on an Android device
    • The crash should occur seconds after the splash screen shows up


2 Answer(s)
  • User Avatar
    0
    bmulinari created

    Hi, just an update. After a lot of debugging, I figured out that this happens when the app can't reach the API and it simply crashes upon startup if that's the case. From what I could tell, it's trying to call the API for localization purposes.

    This is not ideal for my scenario, as I want the API address to be configured by the app user and saved in local storage. So in summary, I can't have the app hitting the API upon startup and crashing if it can't reach it. Ideally, the API should only be first called when the app user tries to log in.

    What would be the best approach in this case?

  • User Avatar
    0
    liangshiwei created
    Support Team Fullstack Developer

    Hi,

    You can check this https://support.abp.io/QA/Questions/6746/Blazor-and-Maui-Blazor-app-crashes-on-launch-if-no-internet-access-or-API-is-down

Made with ❤️ on ABP v9.1.0-preview. Updated on December 12, 2024, 07:15