Tech

Ralat Pelayan Dalaman

12/02/2022
Berita Bitcoin Ethereum
Ralat Pelayan Dalaman

InvalidOperationException: Urutan tidak mengandungi unsur

Image

System.Linq.Enumerable.Single (Inumerable sumber)


  • InvalidOperationException: Urutan tidak mengandungi unsur


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



    • lambda_method(Penutupan )



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



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



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



    • System.Linq.Enumerable.TryGetFirst (Inumerable sumber, keluar bool ditemui)



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



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



    • Microsoft.EntityFrameworkCore.Query.Internal.QueryCompiler.Execute (Pertanyaan ungkapan)



    • Microsoft.EntityFrameworkCore.Query.Internal.EntityQueryProvider.Execute (Ekspresi ungkapan)



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



    • BlockchainNews.Pages.PostModel.OnGet(id rentetan, id rentetan2) dalam news.cshtml.cs



    • lambda_method(Penutupan , objek , objek[] )



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



    • 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 Nyatakan seterusnya, ref Skop skop, keadaan objek ref, 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 Nyatakan seterusnya, ref Skop skop, keadaan objek ref, 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: Jujukan tidak mengandungi unsur di System.Linq.Enumerable.Single[TSource](IEnumerable`1 source) di lambda_method(Closure ) di Microsoft.EntityFrameworkCore.Query.Internal.LinqOperatorProvider.ResultEnumerable`1.G(ResultEnumerable`1. .EntityFrameworkCore.Query.Internal.LinqOperatorProvider._TrackEntities[TOut,TIn](IEnumerable`1 results, QueryContext queryContext, IList`1 entityTrackingInfos, IList`1 entityAccessors)+MoveNext.InceptionL.EnterworkInception() di Microsoft.IntervidorQueryExpert. `1.EnumeratorExceptionInterceptor.MoveNext() di System.Linq.Enumerable.TryGetFirst[TSource](IEnumerable`1 source, Boolean& found) di System.Linq.Enumerable.First[TSource](IEnumerable`15 source) di Microsoft.Cortity.Frame Query.Internal.QueryCompiler.<>c__DisplayClass1_1`0. b__1(QueryContext qc) di Microsoft.EntityFrameworkCore.Query.Internal.QueryCompiler.Execute[TResult](Expression query) di Microsoft.EntityFrameworkCore.Query.Internal.EntityQueryProvider.Execute[TResult](Expression expression) di System.Linq. Tunggal[TSource](IQueryable`2 source) di BlockchainNews.Pages.PostModel.OnGet(String id, String id1) dalam D:\a\75\s\BlockchainNews\Pages\news.cshtml.cs:line XNUMX at lambda_method( Closure , Object , Object[] ) di Microsoft.AspNetCore.Mvc.RazorPages.Internal.ExecutorFactory.ActionResultHandlerMethod.Execute(Objek penerima, Object[] argumen) di Microsoft.AspNetCore.Mvc.RazorPages.Internal.PageActionMethodActionMethod. Microsoft.AspNetCore.Mvc.RazorPages.Internal.PageActionInvoker.InvokeNextPageFilterAsync() di Microsoft.AspNetCore.Mvc.RazorPages.Internal.PageActionInvoker.Rethrow(PageHandlerExecutedContextContext) di Microsoft.MvPages.NetCore.RazorPages , Skop& skop, Objek& keadaan, Boolean& isCompleted) di Microsoft.AspNetCore.Mvc.RazorPages.Internal.PageActionInvoker.InvokeInnerFilterAsync() di Microsoft.AspNetCore.Mvc.Internal.ResourceInvoker.InvokeNextResourceFilter() di Microsoft.AspNetCore.Mvc.ResourceFilter() di Microsoft.AspNetCore.Mvc.ResourceFilter. Microsoft.AspNetCore.Mvc.Internal.ResourceInvoker.Next(State& next, Scope& skop, Object& state, Boolean& isCompleted) di Microsoft.AspNetCore.Mvc.Internal.ResourceInvoker.InvokeFilterPipelineAsync() di Microsoft.AspNetCore.Mvc.InvocInvoker. () di Microsoft.AspNetCore.Builder.RouterMiddleware.Invoke(HttpContext httpContext) di Microsoft.AspNetCore.Diagnostics.DeveloperExceptionPageMiddleware.Invoke(HttpContext context)








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