Tech

Internal Server Error

12/02/2022
Balita ng Ethereum ng Bitcoin
Internal Server Error

InvalidOperationException: Walang mga elemento ang Sequence

Imahen

System.Linq.Enumerable.Single (Inumerable pinagmulan)


  • InvalidOperationException: Walang mga elemento ang Sequence


    • System.Linq.Enumerable.Single (Inumerable pinagmulan)



    • lambda_method(Pagsasara )



    • Microsoft.EntityFrameworkCore.Query.Internal.LinqOperatorProvider+ResultEnumerable .GetEnumerator()



    • Microsoft.EntityFrameworkCore.Query.Internal.LinqOperatorProvider._TrackEntities (Inumerable mga resulta, QueryContext queryContext, IList entityTrackingInfos, IList > entityAccessors)+MoveNext()



    • Microsoft.EntityFrameworkCore.Query.Internal.LinqOperatorProvider+ExceptionInterceptor +EnumeratorExceptionInterceptor.MoveNext()



    • System.Linq.Enumerable.TryGetFirst (Inumerable source, out bool found)



    • System.Linq.Enumerable.First (Inumerable pinagmulan)



    • Microsoft.EntityFrameworkCore.Query.Internal.QueryCompiler+<>c__DisplayClass15_1 . b__0(QueryContext qc)



    • Microsoft.EntityFrameworkCore.Query.Internal.QueryCompiler.Execute (Expression query)



    • Microsoft.EntityFrameworkCore.Query.Internal.EntityQueryProvider.Execute (Expression expression)



    • System.Linq.Queryable.Single (IQueryable pinagmulan)



    • BlockchainNews.Pages.PostModel.OnGet(string id, string id2) sa news.cshtml.cs



    • lambda_method(Pagsasara, bagay, bagay[] )



    • Microsoft.AspNetCore.Mvc.RazorPages.Internal.ExecutorFactory+ActionResultHandlerMethod.Execute(receiver ng object, object[] arguments)



    • Microsoft.AspNetCore.Mvc.RazorPages.Internal.PageActionInvoker.InvokeHandlerMethodAsync()



    • Microsoft.AspNetCore.Mvc.RazorPages.Internal.PageActionInvoker.InvokeNextPageFilterAsync()



    • Microsoft.AspNetCore.Mvc.RazorPages.Internal.PageActionInvoker.Rethrow(PageHandlerExecutedContext context)



    • Microsoft.AspNetCore.Mvc.RazorPages.Internal.PageActionInvoker.Next(ref State next, ref Saklaw ng Saklaw, ref object state, ref bool isCompleted)



    • Microsoft.AspNetCore.Mvc.RazorPages.Internal.PageActionInvoker.InvokeInnerFilterAsync()



    • Microsoft.AspNetCore.Mvc.Internal.ResourceInvoker.InvokeNextResourceFilter()



    • Microsoft.AspNetCore.Mvc.Internal.ResourceInvoker.Rethrow(ResourceExecutedContext context)



    • Microsoft.AspNetCore.Mvc.Internal.ResourceInvoker.Next(ref State next, ref Saklaw ng Saklaw, ref object state, ref bool isCompleted)



    • Microsoft.AspNetCore.Mvc.Internal.ResourceInvoker.InvokeFilterPipelineAsync()



    • Microsoft.AspNetCore.Mvc.Internal.ResourceInvoker.InvokeAsync()



    • Microsoft.AspNetCore.Builder.RouterMiddleware.Invoke(HttpContext httpContext)



    • Microsoft.AspNetCore.Diagnostics.DeveloperExceptionPageMiddleware.Invoke(HttpContext context)




  • System.InvalidOperationException: Ang Sequence ay walang mga elemento sa System.Linq.Enumerable.Single[TSource](IEnumerable`1 source) sa lambda_method(Closure ) sa Microsoft.EntityFrameworkCore.Query.Internal.LinqOperatorProvider.ResultEnumerable`1.GresultEnumerable`1. .EntityFrameworkCore.Query.Internal.LinqOperatorProvider._TrackEntities[TOut,TIn](IEnumerable`1 na mga resulta, QueryContext queryContext, IList`1 entityTrackingInfos, IList`1 entityAccessors)+MoveNext.Intervider.QueryExpert() sa Microsoft.EntityFrameworkInception. `1.EnumeratorExceptionInterceptor.MoveNext() sa System.Linq.Enumerable.TryGetFirst[TSource](IEnumerable`1 source, Boolean& found) sa System.Linq.Enumerable.First[TSource](IEnumerable`15 source) sa Microsoft.Entity.Frame Query.Internal.QueryCompiler.<>c__DisplayClass1_1`0. b__1(QueryContext qc) sa Microsoft.EntityFrameworkCore.Query.Internal.QueryCompiler.Execute[TResult](Expression query) sa Microsoft.EntityFrameworkCore.Query.Internal.EntityQueryProvider.Execute[TResult](Expression expression) sa System.Linq. Single[TSource](IQueryable`2 source) sa BlockchainNews.Pages.PostModel.OnGet(String id, String id1) sa D:\a\75\s\BlockchainNews\Pages\news.cshtml.cs:line XNUMX sa lambda_method( Pagsasara , Bagay , Bagay[] ) sa Microsoft.AspNetCore.Mvc.RazorPages.Internal.ExecutorFactory.ActionResultHandlerMethod.Execute(Object receiver, Object[] arguments) sa Microsoft.AspNetCore.Mvc.RazorPages.Internal.PageActionMethodAction. Microsoft.AspNetCore.Mvc.RazorPages.Internal.PageActionInvoker.InvokeNextPageFilterAsync() sa Microsoft.AspNetCore.Mvc.RazorPages.Internal.PageActionInvoker.Rethrow(PageHandlerExecutedContext context) at Microsoft. , Saklaw at saklaw, Bagay at estado, Boolean& isCompleted) sa Microsoft.AspNetCore.Mvc.RazorPages.Internal.PageActionInvoker.InvokeInnerFilterAsync() sa Microsoft.AspNetCore.Mvc.Internal.ResourceInvoker.InvokeNextResourceFilter() sa Microsoft.AspNetCore.Mvc.ResourceFilter() at Microsoft.AspNetCore.Mvc. Microsoft.AspNetCore.Mvc.Internal.ResourceInvoker.Next(State& next, Scope& scope, Object& state, Boolean& isCompleted) sa Microsoft.AspNetCore.Mvc.Internal.ResourceInvoker.InvokeFilterPipeline.Async() sa Microsoft.AspNetCore.MvsourcekeInvoc.Invoker () sa Microsoft.AspNetCore.Builder.RouterMiddleware.Invoke(HttpContext httpContext) sa Microsoft.AspNetCore.Diagnostics.DeveloperExceptionPageMiddleware.Invoke(HttpContext context)








Pinagmulan: https://blockchain.news/news/ftx-japan-prepares-refund