Short message
Object reference not set to an instance of an object.
Full message
System.NullReferenceException: Object reference not set to an instance of an object.
   at SevenSpikes.Nop.Plugins.RichBlog.Services.RichBlogPostService.GetPrevBlogPostAsync(DateTime createdOnUtc)
   at SevenSpikes.Nop.Plugins.RichBlog.Components.RichBlogPostPrevNextViewComponent.<>c__DisplayClass6_0.<<InvokeAsync>b__0>d.MoveNext()
--- End of stack trace from previous location ---
   at Nop.Core.Caching.MemoryCacheManager.GetAsync[T](CacheKey key, Func`1 acquire)
   at SevenSpikes.Nop.Plugins.RichBlog.Components.RichBlogPostPrevNextViewComponent.InvokeAsync(Int32 blogPostId)
   at Microsoft.AspNetCore.Mvc.ViewComponents.DefaultViewComponentInvoker.InvokeAsyncCore(ObjectMethodExecutor executor, ViewComponentContext context)
   at Microsoft.AspNetCore.Mvc.ViewComponents.DefaultViewComponentInvoker.InvokeAsync(ViewComponentContext context)
   at Microsoft.AspNetCore.Mvc.ViewComponents.DefaultViewComponentHelper.InvokeCoreAsync(ViewComponentDescriptor descriptor, Object arguments)
   at AspNetCore.Plugins_SevenSpikes_Nop_Plugins_RichBlog_Views_Components_RichBlog_Default.ExecuteAsync() in C:\inetpub\wwwroot\TestserverQuilledCreations440Live\Plugins\SevenSpikes.Nop.Plugins.RichBlog\Views\Components\RichBlog\Default.cshtml:line 15
   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 AspNetCore.Views_Shared_Components_Widget_Default.ExecuteAsync() in C:\inetpub\wwwroot\TestserverQuilledCreations440Live\Views\Shared\Components\Widget\Default.cshtml:line 4
   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 AspNetCore.Themes_QuilledCreation_Views_Blog_BlogPost.ExecuteAsync() in C:\inetpub\wwwroot\TestserverQuilledCreations440Live\Themes\QuilledCreation\Views\Blog\BlogPost.cshtml:line 21
   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.ViewFeatures.ViewExecutor.ExecuteAsync(ViewContext viewContext, String contentType, Nullable`1 statusCode)
   at Microsoft.AspNetCore.Mvc.ViewFeatures.ViewExecutor.ExecuteAsync(ViewContext viewContext, String contentType, Nullable`1 statusCode)
   at Microsoft.AspNetCore.Mvc.ViewFeatures.ViewExecutor.ExecuteAsync(ActionContext actionContext, IView view, ViewDataDictionary viewData, ITempDataDictionary tempData, String contentType, Nullable`1 statusCode)
   at Microsoft.AspNetCore.Mvc.ViewFeatures.ViewResultExecutor.ExecuteAsync(ActionContext context, View