title: "The style 'dropShadowVisible' is only supported by type 'mx.controls.List' with the theme(s) 'spark'" Flex theme warning
body: <p>What can I do to remove this warning in Flex? I'm using the Halo theme and do not want to use the Spark theme.</p>
  
  <blockquote>
    <p>The style 'dropShadowVisible' is only supported by type 'mx.controls.List' with the theme(s) 'spark'</p>
  </blockquote>