Tech

Internal Server Error

12/02/2022
Bitcoin Ethereum Nieuws
Internal Server Error

InvalidOperationException: Sequence bevat geen elementen

Beeld

System.Linq.Enumerable.Single (IEtelbaar bron)


  • InvalidOperationException: Sequence bevat geen elementen


    • System.Linq.Enumerable.Single (IEtelbaar bron)



    • lambda_method(sluiting)



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



    • Microsoft.EntityFrameworkCore.Query.Internal.LinqOperatorProvider._TrackEntities (IEtelbaar results, QueryContext queryContext, IList entiteitTrackingInfos, IList > entiteitAccessors)+MoveNext()



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



    • System.Linq.Enumerable.TryGetFirst (IEtelbaar bron, bool gevonden)



    • System.Linq.Enumerable.First (IEtelbaar bron)



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



    • Microsoft.EntityFrameworkCore.Query.Internal.QueryCompiler.Execute (Uitdrukkingsquery)



    • Microsoft.EntityFrameworkCore.Query.Internal.EntityQueryProvider.Execute (Expressie expressie)



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



    • BlockchainNews.Pages.PostModel.OnGet(tekenreeks-ID, tekenreeks-ID2) in news.cshtml.cs



    • lambda_method(Sluiting, object, object[])



    • Microsoft.AspNetCore.Mvc.RazorPages.Internal.ExecutorFactory+ActionResultHandlerMethod.Execute(objectontvanger, object[]-argumenten)



    • 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 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-context)



    • 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-context)




  • System.InvalidOperationException: Sequence bevat geen elementen bij System.Linq.Enumerable.Single[TSource](IEnumerable`1 source) bij lambda_method(Closure ) bij Microsoft.EntityFrameworkCore.Query.Internal.LinqOperatorProvider.ResultEnumerable`1.GetEnumerator() bij Microsoft .EntityFrameworkCore.Query.Internal.LinqOperatorProvider._TrackEntities[TOut,TIn](IEnumerable`1 resultaten, QueryContext queryContext, IList`1 entityTrackingInfos, IList`1 entityAccessors)+MoveNext() bij Microsoft.EntityFrameworkCore.Query.Internal.LinqOperatorProvider.ExceptionInterceptor `1.EnumeratorExceptionInterceptor.MoveNext() bij System.Linq.Enumerable.TryGetFirst[TSource](IEnumerable`1 source, Boolean& gevonden) bij System.Linq.Enumerable.First[TSource](IEnumerable`1 source) bij Microsoft.EntityFrameworkCore. Query.Internal.QueryCompiler.<>c__DisplayClass15_1`1. b__0(QueryContext qc) bij Microsoft.EntityFrameworkCore.Query.Internal.QueryCompiler.Execute[TResult](Expressiequery) bij Microsoft.EntityFrameworkCore.Query.Internal.EntityQueryProvider.Execute[TResult](Expressie-expressie) bij System.Linq.Queryable. Single[TSource](IQueryable`1 source) bij BlockchainNews.Pages.PostModel.OnGet(String id, String id2) in D:\a\1\s\BlockchainNews\Pages\news.cshtml.cs:line 75 at lambda_method( Closure , Object , Object[] ) bij Microsoft.AspNetCore.Mvc.RazorPages.Internal.ExecutorFactory.ActionResultHandlerMethod.Execute(Object-ontvanger, Object[]-argumenten) bij Microsoft.AspNetCore.Mvc.RazorPages.Internal.PageActionInvoker.InvokeHandlerMethodAsync() bij Microsoft.AspNetCore.Mvc.RazorPages.Internal.PageActionInvoker.InvokeNextPageFilterAsync() bij Microsoft.AspNetCore.Mvc.RazorPages.Internal.PageActionInvoker.Rethrow(PageHandlerExecutedContext-context) bij Microsoft.AspNetCore.Mvc.RazorPages.Internal.PageActionInvoker.Next(State& next , Bereik & bereik, Object & staat, Boolean& isCompleted) bij Microsoft.AspNetCore.Mvc.RazorPages.Internal.PageActionInvoker.InvokeInnerFilterAsync() bij Microsoft.AspNetCore.Mvc.Internal.ResourceInvoker.InvokeNextResourceFilter() bij Microsoft.AspNetCore.Mvc.Internal.ResourceInvoker.Rethrow(ResourceExecutedContext context) bij Microsoft.AspNetCore.Mvc.Internal.ResourceInvoker.Next(State& next, Scope& scope, Object& state, Boolean& isCompleted) bij Microsoft.AspNetCore.Mvc.Internal.ResourceInvoker.InvokeFilterPipelineAsync() bij Microsoft.AspNetCore.Mvc.Internal.ResourceInvoker.InvokeAsync () bij Microsoft.AspNetCore.Builder.RouterMiddleware.Invoke(HttpContext httpContext) bij Microsoft.AspNetCore.Diagnostics.DeveloperExceptionPageMiddleware.Invoke(HttpContext-context)








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