Why the HyplinkButton are disabled?

[redstar]

<UserControl.Resources>
        <common:MyCommands x:Key="MyCommands"/>
    </UserControl.Resources>

<DataTemplate>
         <HyperlinkButton Content="{Binding Name}" Command="{Binding ClientDetailCommand, Source={StaticResource MyCommands}}" CommandParameter="{Binding Id}" Style="{StaticResource GridHyperLink}"/>
</DataTemplate>

public class MyCommands
    {
        private static RoutedUICommand clientDetailCommand;

        public static RoutedUICommand ClientDetailCommand
        {
            get
            {
                if (clientDetailCommand == null)
                {
                    clientDetailCommand = new RoutedUICommand("ClientDetailCommand", "ClientDetailCommand", typeof(MyCommands));
                }
                return clientDetailCommand;
            }
        }
    }