Thank you for your ideas Blaise,
Finally I solved and you were right. The launch file was running a
non.modified node (turtle_teleop). Finally I understand how it works.
Best regards!
2010/8/31 Blaise Gassend <
blaise@willowgarage.com>
> > The problem is that any change i do in the code does not make any
> difference
> > in the behavior of the node.
>
> When I read this, my first thought is: are you 100% sure you are
> actually running your modified code? Did you run make? Is roslaunch
> pulling your package from the wrong place? (If you have a package you
> installed from a debian, and an overlay that you made your changes in,
> are you quite sure that the shell you are roslaunching from has your
> version of the package in ROS_PACKAGE_PATH? You can try using roscd
> from the shell you are roslaunching from to see where roslaunch is
> finding your package.)
>
> Have you tried putting some ROS_INFO commands in your code to make
> sure they get displayed wher you run it?
>
> Blaise
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