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Bug description
the title says all
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result.TotalChapters = (int)_dbContext.Books.Sum(b => b.Chapters.Max(y => Math.Floor(y.Number)));Stack traces
System.InvalidOperationException
HResult=0x80131509
Mensaje = The LINQ expression 'DbSet<Chapter>()
.Where(c => EF.Property<int?>(StructuralTypeShaperExpression(
StructuralType: TMOWebScraping.Domain.Entities.Book
ValueBufferExpression: ProjectionBindingExpression: EmptyProjectionMember
IsNullable: False), "Identifier") != null && object.Equals(
objA: (object)EF.Property<int?>(StructuralTypeShaperExpression(
StructuralType: TMOWebScraping.Domain.Entities.Book
ValueBufferExpression: ProjectionBindingExpression: EmptyProjectionMember
IsNullable: False), "Identifier"),
objB: (object)EF.Property<int?>(c, "BookId")))
.Max(c => Math.Floor(c.Number))' could not be translated. Additional information: Translation of method 'System.Math.Floor' failed. If this method can be mapped to your custom function, see https://go.microsoft.com/fwlink/?linkid=2132413 for more information. Either rewrite the query in a form that can be translated, or switch to client evaluation explicitly by inserting a call to 'AsEnumerable', 'AsAsyncEnumerable', 'ToList', or 'ToListAsync'. See https://go.microsoft.com/fwlink/?linkid=2101038 for more information.
Origen = Microsoft.EntityFrameworkCore
Seguimiento de la pila:
en Microsoft.EntityFrameworkCore.Query.QueryableMethodTranslatingExpressionVisitor.Translate(Expression expression)
en Microsoft.EntityFrameworkCore.Query.QueryableMethodTranslatingExpressionVisitor.TranslateSubquery(Expression expression)
en Microsoft.EntityFrameworkCore.Query.RelationalSqlTranslatingExpressionVisitor.<VisitMethodCall>g__TranslateAsSubquery|31_0(Expression , <>c__DisplayClass31_0& )
en Microsoft.EntityFrameworkCore.Query.RelationalSqlTranslatingExpressionVisitor.VisitMethodCall(MethodCallExpression methodCallExpression)
en Microsoft.EntityFrameworkCore.Sqlite.Query.Internal.SqliteSqlTranslatingExpressionVisitor.VisitMethodCall(MethodCallExpression methodCallExpression)
en Microsoft.EntityFrameworkCore.Query.RelationalSqlTranslatingExpressionVisitor.TranslateInternal(Expression expression, Boolean applyDefaultTypeMapping)
en Microsoft.EntityFrameworkCore.Query.RelationalSqlTranslatingExpressionVisitor.Translate(Expression expression, Boolean applyDefaultTypeMapping)
en Microsoft.EntityFrameworkCore.Query.RelationalQueryableMethodTranslatingExpressionVisitor.TranslateExpression(Expression expression, Boolean applyDefaultTypeMapping)
en Microsoft.EntityFrameworkCore.Query.RelationalQueryableMethodTranslatingExpressionVisitor.TranslateAggregateWithSelector(ShapedQueryExpression source, LambdaExpression selectorLambda, Func`2 methodGenerator, Type resultType)
en Microsoft.EntityFrameworkCore.Query.RelationalQueryableMethodTranslatingExpressionVisitor.TranslateSum(ShapedQueryExpression source, LambdaExpression selector, Type resultType)
en Microsoft.EntityFrameworkCore.Query.QueryableMethodTranslatingExpressionVisitor.VisitMethodCall(MethodCallExpression methodCallExpression)
en Microsoft.EntityFrameworkCore.Query.RelationalQueryableMethodTranslatingExpressionVisitor.VisitMethodCall(MethodCallExpression methodCallExpression)
en Microsoft.EntityFrameworkCore.Query.QueryableMethodTranslatingExpressionVisitor.Translate(Expression expression)
en Microsoft.EntityFrameworkCore.Query.QueryCompilationContext.CreateQueryExecutorExpression[TResult](Expression query)
en Microsoft.EntityFrameworkCore.Query.QueryCompilationContext.CreateQueryExecutor[TResult](Expression query)
en Microsoft.EntityFrameworkCore.Storage.Database.CompileQuery[TResult](Expression query, Boolean async)
en Microsoft.EntityFrameworkCore.Query.Internal.QueryCompiler.CompileQueryCore[TResult](IDatabase database, Expression query, IModel model, Boolean async)
en Microsoft.EntityFrameworkCore.Query.Internal.QueryCompiler.<>c__DisplayClass11_0`1.<ExecuteCore>b__0()
en Microsoft.EntityFrameworkCore.Query.Internal.CompiledQueryCache.GetOrAddQuery[TResult](Object cacheKey, Func`1 compiler)
en Microsoft.EntityFrameworkCore.Query.Internal.QueryCompiler.ExecuteCore[TResult](Expression query, Boolean async, CancellationToken cancellationToken)
en Microsoft.EntityFrameworkCore.Query.Internal.QueryCompiler.Execute[TResult](Expression query)
en Microsoft.EntityFrameworkCore.Query.Internal.EntityQueryProvider.Execute[TResult](Expression expression)
en TMOWebScraping.Application.Services.ReportService.GetHomeReport() en C:\Users\Pablo\source\repos\TMOWebScraping\Services\ReportService.cs: línea 72
en WebMvc.Controllers.HomeController.Index() en C:\Users\Pablo\source\repos\TMOWebScraping\WebMvc\Controllers\HomeController.cs: línea 24
en Microsoft.AspNetCore.Mvc.Infrastructure.ActionMethodExecutor.SyncObjectResultExecutor.Execute(ActionContext actionContext, IActionResultTypeMapper mapper, ObjectMethodExecutor executor, Object controller, Object[] arguments)
en Microsoft.AspNetCore.Mvc.Infrastructure.ControllerActionInvoker.InvokeActionMethodAsync()
en Microsoft.AspNetCore.Mvc.Infrastructure.ControllerActionInvoker.Next(State& next, Scope& scope, Object& state, Boolean& isCompleted)
en Microsoft.AspNetCore.Mvc.Infrastructure.ControllerActionInvoker.InvokeNextActionFilterAsync()
Microsoft.Data.Sqlite version
10.0.1
Target framework
.NET 10
Operating system
Windows 11