System.ArgumentNullException: Value cannot be null.
Parameter name: writer
at RazorEngine.Templating.TemplateBase.WriteLiteralTo(TextWriter writer, String literal)
at RazorEngine.Templating.TemplateBase.WriteLiteral(String literal)
at CompiledRazorTemplates.Dynamic.aaabeabebdceffd.Execute()
at RazorEngine.Templating.TemplateBase.Run(ExecuteContext context)
at System.Web.Mvc.HtmlTemplateBase`1.Run(ExecuteContext context)
at CMS.Core.ITemplateExtensions.Run[T](ITemplate template, T Model)
at CMS.Core.ITemplateExtensions.Parse[T](String template, T Model)
href="javascript:window.open("https://www.facebook.com/sharer.php?u=http%3a%2f%2fauthors.com.bd%2f1123",'Share','toolbar=0,status=0,width=626,height=436')" class="btn btn-sm c-btn-white c-btn-uppercase c-btn-square c-font-grey-3 c-font-white-hover c-bg-red-2-hover c-btn-product">
href="javascript:window.open("https://www.facebook.com/sharer.php?u=http%3a%2f%2fauthors.com.bd%2f1155",'Share','toolbar=0,status=0,width=626,height=436')" class="btn btn-sm c-btn-white c-btn-uppercase c-btn-square c-font-grey-3 c-font-white-hover c-bg-red-2-hover c-btn-product">