Tech

Internal Server Error

12/02/2022
Berita Bitcoin Ethereum
Internal Server Error

InvalidOperationException: Urutan tidak mengandung elemen

Gambar

System.Linq.Enumerable.Single (IEnumerable sumber)


  • InvalidOperationException: Urutan tidak mengandung elemen


    • System.Linq.Enumerable.Single (IEnumerable sumber)



    • lambda_method(Penutupan )



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



    • Microsoft.EntityFrameworkCore.Query.Internal.LinqOperatorProvider._TrackEntities (IEnumerable hasil, QueryContext queryContext, IList entitasTrackingInfos, IList > entitasAccessors)+MoveNext()



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



    • System.Linq.Enumerable.TryGetFirst (IEnumerable sumber, out bool ditemukan)



    • System.Linq.Enumerable.Pertama (IEnumerable sumber)



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



    • Microsoft.EntityFrameworkCore.Query.Internal.QueryCompiler.Execute (Kueri ekspresi)



    • Microsoft.EntityFrameworkCore.Query.Internal.EntityQueryProvider.Execute (ekspresi ekspresi)



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



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



    • lambda_method(Penutupan , objek , objek[] )



    • Microsoft.AspNetCore.Mvc.RazorPages.Internal.ExecutorFactory+ActionResultHandlerMethod.Execute(penerima objek, objek[] argumen)



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



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



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



    • Microsoft.AspNetCore.Mvc.RazorPages.Internal.PageActionInvoker.Next(ref State next, ref Scope scope, 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(Konteks ResourceExecutedContext)



    • Microsoft.AspNetCore.Mvc.Internal.ResourceInvoker.Berikutnya(ref State next, ref Scope scope, 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 (konteks HttpContext)




  • System.InvalidOperationException: Sequence tidak berisi elemen di System.Linq.Enumerable.Single[TSource](IEnumerable`1 source) di lambda_method(Closure ) di Microsoft.EntityFrameworkCore.Query.Internal.LinqOperatorProvider.ResultEnumerable`1.GetEnumerator() di Microsoft .EntityFrameworkCore.Query.Internal.LinqOperatorProvider._TrackEntities[TOut,TIn](IEnumerable`1 hasil, QueryContext queryContext, IList`1 entityTrackingInfos, IList`1 entityAccessors)+MoveNext() di Microsoft.EntityFrameworkCore.Query.Internal.LinqOperatorProvider.ExceptionInterceptor `1.EnumeratorExceptionInterceptor.MoveNext() di System.Linq.Enumerable.TryGetFirst[TSource](sumber IEnumerable`1, Boolean& ditemukan) di System.Linq.Enumerable.First[TSource](sumber IEnumerable`1) di Microsoft.EntityFrameworkCore. Query.Internal.QueryCompiler.<>c__DisplayClass15_1`1. b__0(QueryContext qc) di Microsoft.EntityFrameworkCore.Query.Internal.QueryCompiler.Execute[TResult](Kueri ekspresi) di Microsoft.EntityFrameworkCore.Query.Internal.EntityQueryProvider.Execute[TResult](Ekspresi ekspresi) di System.Linq.Queryable. Tunggal[TSumber](Sumber IQueryable`1) di BlockchainNews.Pages.PostModel.OnGet(String id, String id2) di D:\a\1\s\BlockchainNews\Pages\news.cshtml.cs:baris 75 di lambda_method( Penutupan , Object , Object[] ) di Microsoft.AspNetCore.Mvc.RazorPages.Internal.ExecutorFactory.ActionResultHandlerMethod.Execute(Penerima objek, Object[] argumen) di Microsoft.AspNetCore.Mvc.RazorPages.Internal.PageActionInvoker.InvokeHandlerMethodAsync() di Microsoft.AspNetCore.Mvc.RazorPages.Internal.PageActionInvoker.InvokeNextPageFilterAsync() di Microsoft.AspNetCore.Mvc.RazorPages.Internal.PageActionInvoker.Rethrow(Konteks PageHandlerExecutedContext) di Microsoft.AspNetCore.Mvc.RazorPages.Internal.PageActionInvoker.Berikutnya(Negara& selanjutnya , Ruang lingkup & ruang lingkup, Objek & status, Boolean& isCompleted) di Microsoft.AspNetCore.Mvc.RazorPages.Internal.PageActionInvoker.InvokeInnerFilterAsync() di Microsoft.AspNetCore.Mvc.Internal.ResourceInvoker.InvokeNextResourceFilter() di Microsoft.AspNetCore.Mvc.Internal.ResourceInvoker.Rethrow(ResourceExecutedContext konteks) di Microsoft.AspNetCore.Mvc.Internal.ResourceInvoker.Berikutnya(Status& selanjutnya, Cakupan& cakupan, Objek& status, Boolean& selesai) di Microsoft.AspNetCore.Mvc.Internal.ResourceInvoker.InvokeFilterPipelineAsync() di Microsoft.AspNetCore.Mvc.Internal.ResourceInvoker.InvokeAsync () di Microsoft.AspNetCore.Builder.RouterMiddleware.Invoke(HttpContext httpContext) di Microsoft.AspNetCore.Diagnostics.DeveloperExceptionPageMiddleware.Invoke(Konteks HttpContext)








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