Those folders are generated when  you compile the project with provided ant
script - "build.xml". Just run "ant compile" from the command line.

2011/4/25 Gokul Jeyapaul <gokul.jeyap...@googlemail.com>

> Hi all,
>
>  I am a newbie here and I am trying to learn about wave in a box project.
> When I tried to set up the source in eclipse, I see errors saying "gen/exp"
> and "gen/messages" folders are missing. Are they removed recently or am I
> missing something here?
>
>  Some help on this would be highly appreciated.
>
> Thanks,
> Gokul
>

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