Cannot consume scoped from singleton
WebMar 11, 2024 · The dependency injection container thinks that IAuthUserRepository is singleton although in your example you show it as scoped. Not sure if that's all your code, but search for all the references to IAuthUserRepository in your code and make sure it's not being registered anywhere else as singleton. WebMar 5, 2024 · You must add EDevContext service before services.AddSingleton (); Edit: From the trace stack, that show your class EDevContext is addScopeService ,you need make the EDevContext and KReport as the same lifetimes. @SandeepThomas the problem is because singleton will allow only one instance of …
Cannot consume scoped from singleton
Did you know?
WebNov 16, 2024 · (Which works since LoginContext is also a scoped service). Also ParseCSVFile can be registered as singleton as there are no scoped dependencies. The problem now is that you cannot access the services directly from the singelton Worker. This is where IServiceScopeFactory does the trick. WebDec 26, 2024 · 1 Answer. Sorted by: 10. IOptionsSnapshot is registered as a scoped service, which means you need to create a service scope and then resolve using that: using (var scope = provider.CreateScope ()) { var scopedProvider = scope.ServiceProvider; var test = scopedProvider.GetRequiredService> (); //...
WebJun 12, 2024 · Cannot consume scoped service from singleton #1840. Cannot consume scoped service from singleton. #1840. Closed. jlestercastro opened this issue on Jun 12, 2024 · 1 comment.
WebAug 22, 2024 · make your singleton service IDisposable, inject IServiceProvider, create and store an IServiceScope scope using the IServiceProvider.CreateScope () extension method, use that scope to create the the scoped service you need, dispose the service scope in the Dispose method. WebMay 4, 2024 · In your singleton service, the IHostedService, inject an IServiceScopeFactory into it and use that to create a scope and get a new DbContext from it. For example: public class MyHostedService : IHostedService { private readonly IServiceScopeFactory _scopeFactory; public MyHostedService(IServiceScopeFactory …
WebThe reason being when we add AddHostedService to the application or API the Service Instance gets added as SingleTon instance. As a good practice, EFCore DBContext should be set as a scoped instance. In fact, EFCore using AddDBContext lets you add a scoped instance of DBContext to be the default.
WebDec 13, 2024 · EntityFramework DbContext is a scoped service, and you cannot have a singleton instance of the NewsRepository, as it depends on an instance that is generated for each request. You either have to use NewsRepository as a scoped service, or restructure your dependency resolution, like shown in this SO answer: Use DbContext in … in a sewing basket word whizzle searchThe first thing we want to do, is add a few lines to the ConfigureServices method of our startup.cs. This first time around, all services will be singletons. Now, let’s load our page and refresh if a few times and see what the output is. The results of 3 page refreshes look like so : So this makes sense. A singleton is one … See more So there is a little bit of code setup before we start explaining everything. The first thing we need is a “Child” service : The reason we have a property here called “CreationCount” is because later on we are going to test if a … See more The interesting thing about ASP.NET Core catching you from making a mistake when a scoped instance is within a singleton, is that the same … See more inan harsh instagramWebNov 26, 2024 · If you use the AddDbContext () extension method with it's default settings it will create a DbContextOptions with a Scoped lifespan ( see the source-code here ), and as a Singleton can't use something with a shorter Scoped lifespan, an error is thrown. To get round this, we need to change the lifespan of the DbContextOptions to also be 'Singleton'. inan harsh food truckWebJul 14, 2024 · Cannot consume scoped service from singleton. This is explained in the Background Service docs, in the Consuming a scoped service in a background … inan from children of blood and boneWebMar 8, 2024 · When you register implementations of IHostedService using any of the AddHostedService extension methods - the service is registered as a singleton. There … inan harsh criminal recordWebMar 31, 2016 · As mentioned early .AddDbContext extension is adding it as scoped per request. So DI can not instantiate Scoped object to construct Singleton one. You must create and dispose instance of MyDbContext by yourself, it is even better because DbContext must be disposed after using as early as possible. in a set timeWebMar 17, 2024 · Enable scope validation to make sure the app doesn't have singletons that capture scoped services. For more information, see Scope validation. Like all sets of … inan harsh neighbor