Reproduced on Vista, Inkscape 0.47 and 0.48. If the source object has an opacity (opacity attribute, works as expected with alpha channel) of 1 and the destination an opacity <1, then the opacity is not pasted (color is correctly pasted).
Reproduced on Vista, Inkscape 0.47 and 0.48.
If the source object has an opacity (opacity attribute, works as expected with alpha channel) of 1 and the destination an opacity <1, then the opacity is not pasted (color is correctly pasted).