<mx:BarChart id="barChart"
             showDataTips="true"
             dataProvider="{testInfo}"
             width="100%"
             height="100%">
        <mx:verticalAxis>
            <mx:CategoryAxis categoryField="ProjectName"/>
        </mx:verticalAxis>
        <mx:series>
            <mx:BarSeries id="barSeries"
                    yField="ProjectName"
                    xField="State"
                    displayName="State"
                     />
        </mx:series>
    </mx:BarChart>

I get the Project Names in the y -Axis, but nothing is displayed in the Chart. Could not construe on what's going as wrong.

private function xmlHandler(evt:ResultEvent):void{  
                testInfo = evt.result.Project;  
}