System.AggregateException: One or more errors occurred. (Object reference not set to an instance of an object.) ---> System.NullReferenceException: Object reference not set to an instance of an object. at TourismAgency.WebUI.Dashboard.Components.FileItemGaleryView.GetFilePath(ReactContext context, FileItem record) at TourismAgency.WebUI.Components.WebSiteText.g__GetFileItemPath|4_4[TModel](String fileId, ReactContext context) at TourismAgency.WebUI.Components.WebSiteText.<>c__DisplayClass4_0`1.g__beforeSetProperty|3(Object instance, PropertyInfo propertyInfo, Object propertyValue) at TourismAgency.DataLayer.TextMapper.Create(Type type, Func`2 read, Func`2 canRead, String keyPrefix, Func`4 beforeSetProperty) at TourismAgency.WebUI.Components.WebSiteText.<>c__DisplayClass4_0`1.b__0() at TourismAgency.DataLayer.CachedObjectMap.AccessValue[T](String key, Func`1 createFunc) --- End of inner exception stack trace --- at System.Threading.Tasks.Task.ThrowIfExceptional(Boolean includeTaskCanceledExceptions) at TourismAgency.WebUI.Components.WebSiteText.GetModel[TModel](ReactContext context, String keyPrefix) at TourismAgency.WebUI.Pages.NotFound.PageNotFound.renderAsync() at ReactWithDotNet.PureComponent.InvokeRender()