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내부 서버 오류

12/02/2022
비트 코인 이더 리움 뉴스
내부 서버 오류

InvalidOperationException: 시퀀스에 요소가 없습니다.

영상

System.Linq.Enumerable.Single (IEnumerable 원천)


  • InvalidOperationException: 시퀀스에 요소가 없습니다.


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



    • lambda_method(클로저)



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



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



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



    • System.Linq.Enumerable.TryGetFirst (IEnumerable 소스, 아웃 부울 발견됨)



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



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



    • Microsoft.EntityFrameworkCore.Query.Internal.QueryCompiler.Execute (표현 쿼리)



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



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



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



    • lambda_method(클로저 , 객체 , 객체[] )



    • Microsoft.AspNetCore.Mvc.RazorPages.Internal.ExecutorFactory+ActionResultHandlerMethod.Execute(객체 수신자, 객체[] 인수)



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



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



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



    • Microsoft.AspNetCore.Mvc.RazorPages.Internal.PageActionInvoker.Next(다음 참조 상태, 참조 범위 범위, 참조 개체 상태, 참조 bool isCompleted)



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



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



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



    • Microsoft.AspNetCore.Mvc.Internal.ResourceInvoker.Next(다음 참조 상태, 참조 범위 범위, 참조 개체 상태, 참조 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 컨텍스트)




  • System.InvalidOperationException: Microsoft의 Microsoft.EntityFrameworkCore.Query.Internal.LinqOperatorProvider.ResultEnumerable`1.GetEnumerator()의 lambda_method(Closure)의 System.Linq.Enumerable.Single[TSource](IEnumerable`1 source)에 시퀀스에 요소가 없습니다. .EntityFrameworkCore.Query.Internal.LinqOperatorProvider._TrackEntities[TOut,TIn](IEnumerable`1 결과, QueryContext queryContext, IList`1 entityTrackingInfos, IList`1 entityAccessors)+MoveNext() at Microsoft.EntityFrameworkCore.Query.Internal.LinqOperatorProvider.ExceptionInterceptor Microsoft.EntityFrameworkCore의 System.Linq.Enumerable.First[TSource](IEnumerable`1 소스)에서 System.Linq.Enumerable.TryGetFirst[TSource](IEnumerable`1 소스, Boolean& found)의 `1.EnumeratorExceptionInterceptor.MoveNext(). Query.Internal.QueryCompiler.<>c__DisplayClass15_1`1. b__0(QueryContext qc) at Microsoft.EntityFrameworkCore.Query.Internal.QueryCompiler.Execute[TResult](Expression 쿼리) at Microsoft.EntityFrameworkCore.Query.Internal.EntityQueryProvider.Execute[TResult](Expression expression) at System.Linq.Queryable. D:\a\1\s\BlockchainNews\Pages\news.cshtml.cs:line 2 at lambda_method( Closure , Object , Object[] ) at Microsoft.AspNetCore.Mvc.RazorPages.Internal.ExecutorFactory.ActionResultHandlerMethod.Execute(Object receiver, Object[] arguments) at Microsoft.AspNetCore.Mvc.RazorPages.Internal.PageActionInvoker.InvokeHandlerMethodAsync() at Microsoft.AspNetCore.Mvc.RazorPages.Internal.PageActionInvoker.InvokeNextPageFilterAsync() Microsoft.AspNetCore.Mvc.RazorPages.Internal.PageActionInvoker.Rethrow(PageHandlerExecutedContext 컨텍스트) Microsoft.AspNetCore.Mvc.RazorPages.Internal.PageActionInvoker.Next(State& next , 범위 및 범위, 개체 및 상태, Boolean& isCompleted) Microsoft.AspNetCore.Mvc.RazorPages.Internal.PageActionInvoker.InvokeInnerFilterAsync() Microsoft.AspNetCore.Mvc.Internal.ResourceInvoker.InvokeNextResourceFilter() Microsoft.AspNetCore.Mvc.Internal.ResourceInvoker.Rethrow(ResourceExecutedContext 컨텍스트) Microsoft.AspNetCore.Mvc.Internal.ResourceInvoker.InvokeFilterPipelineAsync()에서 Microsoft.AspNetCore.Mvc.Internal.ResourceInvoker.Next(State& next, Scope& scope, Object& state, Boolean& isCompleted) Microsoft.AspNetCore.Mvc.Internal.ResourceInvoker.InvokeAsync에서 () Microsoft.AspNetCore.Builder.RouterMiddleware.Invoke(HttpContext httpContext) Microsoft.AspNetCore.Diagnostics.DeveloperExceptionPageMiddleware.Invoke(HttpContext 컨텍스트)








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