Object reference not set to an instance of an object.

   at Ufs.Utils.SiteUtils.HasRelatedLanguageNode(IPublishedContent content, UmbracoContext context, HttpContext httpContext, String language)
   at Ufs.Localization.LanguageSwitcher.LanguageSwitcherBuilder.GetLanguageSwitcherItemUrl(Language language)
   at Ufs.Localization.LanguageSwitcher.LanguageSwitcherBuilder.GetLanguageSwitcherItem(Language language)
   at Ufs.Localization.LanguageSwitcher.LanguageSwitcherBuilder.Build()
   at ASP._Page_Views_MacroPartials_pubLangSwitcher_cshtml.Execute() in C:\gravitcapa\cms-umbraco\cms\Views\MacroPartials\pubLangSwitcher.cshtml:line 7