ERROR: cannot launch node of type [move_base/move_base]: can't locate node...
when I download the packages rbx1 and move_base in the same workplace( I do this following the book ros_by_example_hydro chapter eight ), then I want fire up a node named move_base from a launch file...
View ArticleMove_base launch failed
I followed totally the same with the tutorial http://wiki.ros.org/navigation/Tutorials/RobotSetup, but when I launch the move_base.launch, I get this error :[FATAL] [1419514415.947186074]: Failed to...
View ArticleRobot Global Position
Let's say the robot is at the origin(O) at the beginning. The goal is to move the robot to points A,B,C. If the robot is at point A at the first step and the next step I want to move it to B, then it...
View ArticleHow to use move_base?
I found this one very useful http://wiki.ros.org/move_base, but I have no idea how can I apply it to use in my project like how to install, what command to use and so on. Could anyone help me please?
View ArticleThe goal sent to the navfn planner is off the global costmap. How to send a...
Hi Guys, Using Groovy's navigation stack and move_base, I am trying to send a goal/waypoint to the robot that is at least 100 meters away from the robots current position, if not more. The local...
View Articlestatic layer on local costmap
Hi, I would like to use a static layer (in /map i.e. global frame) in the local costmap. So when the robot moves, I want the lethal obstacles in this static layer that are also in the local costmap, to...
View ArticleSimple 2D Navigation Goal is making robot to drive circles endlessly
Hi I have created URDF for simple three-wheeled robot with differential drive with laser scanner on top of it. All packages created for ROS Hydro can be found...
View ArticleAccess ObstacleLayer Costmap2D in localplanner
Hi, Is there a way I can access Costmap2D of a layer in the local planner? I saw this question [here](http://answers.ros.org/question/172670/accessing-data-of-different-layers-in-costmap2dros/), but I...
View ArticleBiasing move base for pivot turns when stopped
Hi all, I am working on a robot simulated in Gazebo. Our environment has many rather narrow aisles that are ~2.5x the diameter of the robot in width. Currently, when our robot needs to turn around in...
View ArticleMove the robot base
I am trying to move the robot base to either point A(1,0) or point B(0,1) at each step. The robot initially starts at the origin. For example, the robot is at O(0,0) then it moves to A and it can stay...
View ArticleHow to predict the behavior of Autonomous Navigator of ROS?
Hi, 1. I am specifically interested in predicting the next move of autonomous navigator of ROS. 2. What should be the packages, I need to look at. I have gone through [this...
View ArticleMove_base/dwa parameters for a large robot with rotation center in the front
Dear Navigation experts and other respective ROS users, I have been struggling with an annoying problem for a while which I hope you can help me to solve it. **Robot properties:** I have a robot with...
View ArticleDoes ROS move base require the base controller to give the position information?
I'm reading [Publishing Odometry Information over ROS](http://wiki.ros.org/navigation/Tutorials/RobotSetup/Odom). Does ROS move base require the base controller to give the position information on the...
View Articlemove_base - missed desired rate
Hi all, I have a quite high level question. I'm currently trying to unplug the amcl node from the navigation stack and substitute it with a custom localization algorithm. Although I'm able to broadcast...
View ArticleMove_base error: Local costmap doesn't work (robot unable to do obstacle...
Hi! I am using Hydro on Ubuntu 12.04. I have tried the turtlebot_simulation tutorials and all went well. I am using Kobuki robot but I have changed the laser scanner input from the kinect to a laser....
View ArticleIntegrate a GPS sensor with robot_localization and use move_base node
Hello, I’m trying to integrate a GPS sensor to my mobile robot with the robot_localization node. I have an IMU sensor added to my robot_localization node but now I have some theoretical questions about...
View ArticleUsing callbacks with simple action clients
Hi everyone! I am trying to use a goal callback and a feedback callback with my move base action client. I am getting a really long and hard to understand error though. I was hoping someone might be...
View Articleadding "good" IMU data to robot_pose_ekf causes troubles in move_base
Hi, I am using a MMP for navigation and mapping. I got trouble while rotating with move_base and debugged the robot_pose_ekf data. Here are my strange results : - when `imu_used : false` in the...
View Articlemotions for move base
Hi! I am using Hydro on Ubuntu 12.04. I am using move base for my robot. I am wondering if there is a way for the local planner of move_base to only allow forward, backward and in-place turn motions,...
View ArticleNavStack Robot Moves Backwards
Hi Folks, When my robot is trying to avoid an obstacle, it tends to move backwards. How can I disable that option so that the robot only have forward velocity, and rotational velocity? Thanks
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