Error while using Gazebo in groovy
I'm new to ROS and my system is Ubantu 12.10 with Groovy Installed in it Followed Steps from
www.ros.org/wiki/simulator_gazebo/Tutorials/StartingGazebo
Then when i tried to execute
roslaunch gazebo_worlds empty_world.launch
I'm getting an Error as Follows
Error [WindowManager.cc:96] Unable to create the rendering window
Anyone know how to solve problem