On Wed, Jul 6, 2011 at 8:32 AM, wrote: > Hi, i have installed the package bumblebe_stereo, the roslaunch works > correctly, but what do I have to do after that, i have tried to use > image_view but i can not see anything, it shows an error. > > Any advice? thanks in advance First see if your problem is solved by any of the bumblebee questions and answers on answers.ros.org. http://answers.ros.org/questions/?tags=bumblebee If not, ask your question there, supplying as much information as you can (OS version, exact commands used, exact error messages received, etc.). Good luck, --  joq