No implementation (no RVA).

[Malenko]

prueba con estos cambios:

Código:

public partial class Pagebase : System.Web.UI.Page
{
    protected enum LoadState : ushort { None = 0, PreInit, PageLoad }
    protected LoadState _loadState = LoadState.None;
    protected string _theme = null;
    Medium _currentMedia = null;
    private string _redirectUrl = "~/Login.aspx?redirect=Default.aspx&timeout=true";

    protected string RedirectOnTimeoutUrl
    {
        get { return _redirectUrl; }
        set { _redirectUrl = value; }
    }

    protected string RubrikkSubdomain
    {
        get { return ConfigurationManager.AppSettings["MainRubrikkSubdomain"]; }
    }

    protected bool SlashRubrikk
    {
        get { return ConfigurationManager.AppSettings["rubrikkDomain"].ToLower().Contains("/rubrikk"); }
    }