System.InvalidOperationException: Sequence contains no elements at System.Linq.ThrowHelper.ThrowNoElementsException() at AspNetCoreGeneratedDocument.Areas_Common_Views_Shared_Components_Prodotto__productcard.ExecuteAsync() in C:\tmp\DoctorShop4\DoctorShop4\Areas\Common\Views\Shared\Components\Prodotto\_productcard.cshtml:line 150 at Microsoft.AspNetCore.Mvc.Razor.RazorView.RenderPageCoreAsync(IRazorPage page, ViewContext context) at Microsoft.AspNetCore.Mvc.Razor.RazorView.RenderPageAsync(IRazorPage page, ViewContext context, Boolean invokeViewStarts) at Microsoft.AspNetCore.Mvc.Razor.RazorView.RenderAsync(ViewContext context) at Microsoft.AspNetCore.Mvc.ViewComponents.ViewViewComponentResult.ExecuteAsync(ViewComponentContext context) at Microsoft.AspNetCore.Mvc.ViewComponents.DefaultViewComponentInvoker.InvokeAsync(ViewComponentContext context) at Microsoft.AspNetCore.Mvc.ViewComponents.DefaultViewComponentHelper.InvokeCoreAsync(ViewComponentDescriptor descriptor, Object arguments) at AspNetCoreGeneratedDocument.Areas_Common_Views_Shared_Components_Slider__slider.ExecuteAsync() in C:\tmp\DoctorShop4\DoctorShop4\Areas\Common\Views\Shared\Components\Slider\_slider.cshtml:line 176