Nandu wrote
> It worked when I used POIFSFileSystem fs = new POIFSFileSystem();
> Earlier i tried using NPOIFSFileSystem which was throwing error.
> Thanks a lot for immediate help.

There were a few fixes in version 3.11-beta1 (around #56437, which I've
tested with encryption).
What happens when you are using a recent POI version + NPOIFS?
(I'll try it tonight again with the trunk and NPOIFS ...)



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