title: xamarin compilation error : no resource found
body: <p>I am using xamarin forms(Portable) , after updating Xamarin.Forms to version 2.3.2127 from NuGet I started getting compile time error.
  List  of error are as follows</p>
  
  <blockquote>
    <p>Error     Error retrieving parent for item: No resource found that
    matches the given name 'Widget.AppCompat.ActionButton'.</p>
    
    <p>Error     Error retrieving parent for item: No resource found that
    matches the given name 'Theme.AppCompat.Light.DarkActionBar'</p>
    
    <p>Error     Error retrieving parent for item: No resource found that
    matches the given name 'Theme.AppCompat.Light.Dialog'.</p>
    
    <p>Error     Error retrieving parent for item: No resource found that
    matches the given name 'Widget.AppCompat.Light.ActionButton'.</p>
    
    <p>Error     No resource found that matches the given name: attr
    'colorAccent'.</p>
    
    <p>Error     No resource found that matches the given name: attr
    'colorAccent'.</p>
    
    <p>Error     No resource found that matches the given name: attr
    'colorPrimary'.</p>
    
    <p>Error     No resource found that matches the given name: attr
    'colorPrimaryDark'.</p>
    
    <p>Error     No resource found that matches the given name: attr
    'windowActionBar'.</p>
    
    <p>Error     No resource found that matches the given name: attr
    'windowActionModeOverlay'.</p>
    
    <p>Error     No resource found that matches the given name: attr
    'windowNoTitle'.</p>
  </blockquote>