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InvalidOperationException: Sekvenca ne sadrži elemente

slika

System.Linq.Enumerable.Single (IEnumerable izvor)


  • InvalidOperationException: Sekvenca ne sadrži elemente


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



    • lambda_method(Zatvaranje)



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



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



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



    • System.Linq.Enumerable.TryGetFirst (IEnumerable izvor, out bool pronađen)



    • System.Linq.Enumerable.First (IEnumerable izvor)



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



    • Microsoft.EntityFrameworkCore.Query.Internal.QueryCompiler.Execute (Upit izraza)



    • Microsoft.EntityFrameworkCore.Query.Internal.EntityQueryProvider.Execute (izraz izraza)



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



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



    • lambda_method(Zatvaranje, objekt, objekt[])



    • Microsoft.AspNetCore.Mvc.RazorPages.Internal.ExecutorFactory+ActionResultHandlerMethod.Execute(primalac objekta, argumenti object[])



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



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



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



    • 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(ResourceExecutedContext kontekst)



    • Microsoft.AspNetCore.Mvc.Internal.ResourceInvoker.Next(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(HttpContext kontekst)




  • System.InvalidOperationException: Sekvenca ne sadrži elemente na System.Linq.Enumerable.Single[TSource](IEnumerable`1 izvor) na lambda_method(Closure) na Microsoft.EntityFrameworkCore.Query.Internal.LinqOperatorProvider.ResultEnumerable`ResultEnumerable` .EntityFrameworkCore.Query.Internal.LinqOperatorProvider._TrackEntities[TOut,TIn](IEnumerable`1 rezultati, QueryContext queryContext, IList`1 entityTrackingInfos, IList`1 entityAccessors)+MoveNext. `1.EnumeratorExceptionInterceptor.MoveNext() na System.Linq.Enumerable.TryGetFirst[TSource](IEnumerable`1 izvor, Boolean& pronađen) na System.Linq.Enumerable.First[TSource](IEnumerable`1 izvor) na Microsoft.Entity. Query.Internal.QueryCompiler.<>c__DisplayClass1_15`1. b__1(QueryContext qc) na Microsoft.EntityFrameworkCore.Query.Internal.QueryCompiler.Execute[TResult](Upit za ekspresiju) na Microsoft.EntityFrameworkCore.Query.Internal.EntityQueryProvider.Execute[TResult.System.ExpressionQin. Single[TSource](IQueryable`0 izvor) na BlockchainNews.Pages.PostModel.OnGet(String id, String id1) u D:\a\2\s\BlockchainNews\Pages\news.cshtml.cs:line 1 na lambda_method( Zatvaranje , Object , Object[] ) na Microsoft.AspNetCore.Mvc.RazorPages.Internal.ExecutorFactory.ActionResultHandlerMethod.Execute(Object receiver, Object[] argumenti) na Microsoft.AspNetCore.Mvc.RazorInkee.Internal.HandlerMethod. Microsoft.AspNetCore.Mvc.RazorPages.Internal.PageActionInvoker.InvokeNextPageFilterAsync() na Microsoft.AspNetCore.Mvc.RazorPages.Internal.PageActionInvoker.Rethrow(PageHandlerExecutedContextNe context) na sljedećem Coreternal.PageFilterAsync(PageHandlerExecutedContextNe context) na sljedećemCoreternal. , Obim i opseg, Objekt i stanje, Boolean& isCompleted) na Microsoft.AspNetCore.Mvc.RazorPages.Internal.PageActionInvoker.InvokeInnerFilterAsync() na Microsoft.AspNetCore.Mvc.Internal.ResourceInvoker.InvokeNextResourceFilter() na Microsoft.AspNextResourceFilter() na Microsoft.AspNextResourceFilter() na Microsoft.AspNextResourceResource.Resource.Resource.Resource.RetextRetextReternal. Microsoft.AspNetCore.Mvc.Internal.ResourceInvoker.Next(State& next, Scope& opseg, Object& state, Boolean& isCompleted) na Microsoft.AspNetCore.Mvc.Internal.ResourceInvoker.InvokeFilterPipelineAsync().C Microsoft.AspNetCore.Mvc.Internal.ResourceInvoker.InvokeFilterPipelineAsync().C Microsoft.AspNetCore. () na Microsoft.AspNetCore.Builder.RouterMiddleware.Invoke(HttpContext httpContext) na Microsoft.AspNetCore.Diagnostics.DeveloperExceptionPageMiddleware.Invoke(HttpContext kontekst)








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