Ken,

When installing ROS from the link you mentioned below, I chose Ubuntu Linux and then chose SVN 
(download-and-compile) install . 

Everything seemed to compile ok and all the beginners tutorials ran fine until the roswtf tutorial.

What should I do?

Sam Q (linux newbie)

>Date: Sat, 31 Jul 2010 17:55:28 -0700
>From: Ken Conley <kwc@willowgarage.com>
>Subject: Re: [ros-users] roswtf issue
>To: ros-users@code.ros.org
>Message-ID:
>	<AANLkTi=aGx5bjbaqHxe6J3Q49JLX=ymu2ZLi0Ny9kNuz@mail.gmail.com>
>Content-Type: text/plain; charset="iso-8859-1"
 
>Hi Sam,
 
>Which of the installation methods described here [1] did you use when
>installing ROS?
 
>[1]: http://www.ros.org/wiki/ROS/Installation
 
>The reason I ask is that sort of error should only occur if your tf package
>is not built correctly. As tf is one of the base packages that is installed
>with ROS, it's unusual that you would be getting this error, unless the
>installation did not occur correctly.
 
> - Ken
 
>On Sat, Jul 31, 2010 at 5:32 PM, Sam Quintanar <robosq@hotmail.com> wrote:
 
>  When doing the ROS tutorial at URL:
> http://www.ros.org/wiki/ROS/Tutorials/Getting%20started%20with%20roswtf,
>
> There is a message below that bothersome (highlighted in red).
> Is it ok to ignore this?
> If not, what should I do about it?
> What does the tf package do?
>
>
> sam@sam-laptop:~/ros/ros$ roswtf
> *Unable to load plugin [tf.tfwtf] from package [tf]*
> Stack: ros
>
> ================================================================================
> Static checks summary:
>
> No errors or warnings
>
> ================================================================================
> Beginning tests of your ROS graph. These may take awhile...
> analyzing graph...
> ... done analyzing graph
> running graph rules...
> ... done running graph rules
>
> Online checks summary:
>
> No errors or warnings
>
>
> _______________________________________________
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> ros-users@code.ros.org
> https://code.ros.org/mailman/listinfo/ros-users
>
>
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