@foreach(var book in Website.Data("All_Books").Items.Ordered().Where(b=>b["Price"] != "Free")){ var PrintDate = DateTime.Parse(book["Print_Date"]); if(System.DateTime.Now >= PrintDate){

@book.Title

@book["BN_Title"]

Category- @book["Category"]

Author- @book["Author"]

First Print - @PrintDate.ToString("MMMM dd, yyyy")

Language- @book["Language"]

Pages- @book["Pages"]

Price - @book["Price"] ৳

Buy Now

}}

System.ArgumentNullException: String reference not set to an instance of a String.
Parameter name: s
   at System.DateTimeParse.Parse(String s, DateTimeFormatInfo dtfi, DateTimeStyles styles)
   at CallSite.Target(Closure , CallSite , Type , Object )
   at System.Dynamic.UpdateDelegates.UpdateAndExecute2[T0,T1,TRet](CallSite site, T0 arg0, T1 arg1)
   at CompiledRazorTemplates.Dynamic.affcfafbdaddaf.Execute()
   at RazorEngine.Templating.TemplateBase.Run(ExecuteContext context) in W:\Solutions\CMS\RazorEngine\Templating\TemplateBase.cs:line 128
   at System.Web.Mvc.HtmlTemplateBase`1.Run(ExecuteContext context)
   at CMS.Core.ContentContext.ToHtmlString()