+1. We have seen this as well and don't know what causes it. Our solution
is a removal and reinstall of all ROS packages.

On Friday, May 23, 2014, Jonathan Bohren <jonathan.bohren@gmail.com> wrote:

> I've noticed over the last year or so that if someone goes a few weeks or
> months without upgrading their installed debian packages on ubuntu that
> they run into problems with conflicting dependencies. Is this a known
> problem and if so, is it caused by anything particular with the ROS release
> infrastructure?
>
> -j
>
> --
> Jonathan Bohren
> Laboratory for Computational Sensing and Robotics
> http://dscl.lcsr.jhu.edu/People/JonathanBohren
>
>

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