This means that the code that you have is mixing Diamondback and Electric versions -- the Joy message changed during this release. You'll need to either up/downgrade to a consistent version. - Ken On Tue, Oct 25, 2011 at 4:28 AM, Ricardo Campos wrote: > Hi, > > When I run the "Joystick example" in Webots it is returned the following > error : [joystick] [ERROR] [1319541680.644865286]: Client [/joystick] wants > topic /joy to have datatype/md5sum > [joy/Joy/e3ef016fcdf22397038b36036c66f7c8], but our version has > [sensor_msgs/Joy/5a9ea5f83505693b71e785041e67a8bb]. Dropping connection. > > I this that is an ROS error. Can you help me with this situation. > > Thanks > >> Date: Mon, 24 Oct 2011 09:02:54 -0700 >> From: gerkey@willowgarage.com >> To: ros-users@code.ros.org >> Subject: Re: [ros-users] ROS localization >> >> On Thu, Oct 20, 2011 at 2:24 PM, Ricardo Campos >> wrote: >> > I'm starting work with ROS. I don't know how connect ROS with Webots. I >> > need >> > your help. >> > >> > I have a project in Webots where I work with Pioneer robot and I need to >> > make the robot localization. >> > >> > I would like to know the best way to make localization and the way to >> > connect ROS with Webots. >> > >> > What is the best method to make localization ? AMCL ? >> >> hi Ricardo, >> >> You're the first person to ask here about ROS/Webots integration. >> It's great to know that you're using ROS with Webots; integration with >> commercial products is a good thing. >> >> But there might not (yet) be anybody listening with the experience >> necessary to help. Have you asked Cyberbotics this question? >> >> brian. >> _______________________________________________ >> ros-users mailing list >> ros-users@code.ros.org >> https://code.ros.org/mailman/listinfo/ros-users > > _______________________________________________ > ros-users mailing list > ros-users@code.ros.org > https://code.ros.org/mailman/listinfo/ros-users > >