[flexcoders] Source could not be found.... when I CTRL-CLICK on a chart Class???

[sailorsea21]

Does anyone know why I get the following error when I CTRL-CLICK on a chart 
Class???

Source could not be found for mx.charts.series.ColumnSeries in 
C:\ProgramFiles\Adobe\Flex Builder 
3\sdks\3.2.0\frameworks\libs\datavisualization.swc.

I'm using Adobe Flex Builder 3.0 (build 3.0.2.214193)

???

Thanks guys...

-David