Questions tagged [ros]
ROS (Robot Operating System) is a free, open-source robot software framework initially developed by Willow Garage. And now under the maintenance of Open Robotics.
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How to Integrate a Custom Global Planner with Move_base for Dynamic Path Generation?
I've developed a custom global planner for a ROS project, which dynamically generates new paths based on certain conditions. This means that the global planner continuously produces new paths during ...
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Error when installing ROS Neotic on Ubuntu 20.04
When I try following the ROS wiki guide to install the ROS Noetic on my Ubuntu 20.04 (It's WSL), I met with this error about the key setting
up.
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Possible Open Robotics Youtube Channel [closed]
Will Open Robotics upload the Vimeo contents to Youtube to make ROS-Con videos more accesable in close future?
Thanks
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How do I use catkin_download_test_data() correctly to run rostests?
I have a working rostest which I was running against a bagfile of image data. Earlier I had stored it in my git package but since its a big file I am thinking of storing the bag file in cloud and ...
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How do you publish on a ROS topic when the message type is not known?
I am trying to publish a ROS message in Python but I do not know the message type. I tried using AnyMsg and it did not work. If this is possible would someone be able to provide a Python code snippet?
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Unknown frame map error(I know I have to be specific but I just don't know what the problem is..)
I am trying to move code (based on ros navigation) from jetson nano to jetson orin. In the jetson I have installed docker and version of ros is noetic both.
the code was successful and able to ...
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ROS: Execute action for every waypoint along moveit path
A robot should move along waypoints and operate on a state in parallel, say print a state for every waypoint.
Given:
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How to determine which direction is the forward direction of the car in ROS？
after writing the description file for the car myself. urdf.xacro, the car looks normal in both Gazebo and rviz. But when I use Teleop_ Twist_ When the keyboard controls the movement of the car, it is ...
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How to adjust the frequency of YDLiDAR X2
I am using YDLiDAR X2 within a ROS environment.
According to the datasheet, the voltage must be varied to adjust the frequency of the LiDAR. However, I apply the same voltage every time, but on some ...
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Colcon build error : 0 packages finished
I am using ROS2 humble on Windows 10 and it is installed successfully. Now I am going through this tutorial for creating a workspace:
https://docs.ros.org/en/humble/Tutorials/Beginner-Client-Libraries/...
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Is there a way to publish a ROS AnyMsg in Python?
I am trying to publish a rospy.msg.AnyMsg by doing the following:
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How to update the cost for different obstacles with different inflation radius in the inflation layer?
I want to calculate the cost values of surrounding grid cells for different obstacles with different inflation radii in the inflation layer of the costmap_2d package. This is to ensure that the ...
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octomap_msgs/conversions.h: No such file or directory
Using 64-bit Ubuntu 22.04.3 LTS
On "colcon build" I'm recieving the following error:
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Gazebo urdf model falls through the ground
I built a model with Solidworks and exported it as urdf. I believe the exported file is fine as I can insert it in the gazebo world. However, once I insert it, it falls down through the ground. Could ...
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Trying moving arm using cartesian waypoints
I am trying to move my arm using providing Cartesian way-points. I am generating Cartesian way points and feeding the arm to move on those using moveit. When I try to move it using only position ...
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Error fetching dependencies from Git repo
I have cloned this repo:https://github.com/ClemensElflein/open_mower_ros
however when fetching the dependencies with:
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Trouble with running ros1_bridge with external robot using Docker
Show activity on this post.
for a project, I have a robot that is running Ubuntu 18.04 with ROS1 Melodic and a desktop that is running Ubuntu 22.04 with ROS2 Humble. In order to use the ROS1 bridge I ...
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error: no type named ‘type’ in ‘struct std::enable_if<false, void>’ when calling rclcpp::create_timer()
I am trying to convert a piece of code written in ROS1 to ROS2. I am having trouble with the following line, which instantiates a ros:::Timer object:
in ROS1:
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ROS Tutorial issue
I've been learning about ROS using this url ⇒(http://wiki.ros.org/ROS/Tutorials).
And doing so I have a issue with this chapter ⇒(http://wiki.ros.org/ROS/Tutorials/reading%20msgs%20from%20a%20bag%...
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Packages for turtelbot2
i am new to ROS world and i have to find ROS1 and ROS2 packages for turtelbot2 and compare them (what changed from ROS1 to ROS2), what are those Packages and where can I find them?
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Trouble trying to implement Gazebo's plowing model
I am currently working on my thesis which is focused on the mobility systems of 4 wheeled and 6 wheeled rovers, with a focus on the wheel-ground interaction. Because of this I really wanted to find a ...
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can't see visuals in rviz
if someone can help me , i am only seeing the frames and joint of my robot but i cant see the visuals
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Is it possible to install Ubuntu 20.04 in MacOs M2 chip?
I am using ubuntu 20.04 in UTM virtual machine, but gazebo is not properly working. So I decided to install ubuntu 20.04 as dual boot but unable to make in M2 chip, any source from where I can install ...
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Stereo Camera Calibration Issues with Point Grey Flea3 cameras on a Jackal Rover
We are currently working with a jackal robot from Clearpath Robotics, and we are having troubles with the stereo camera. We can get each individual Flea3 PointGrey camera to work individually, but ...
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ROS2 Libex directory error
I get such an error: [ERROR] [launch]: Caught exception in launch (see debug for traceback): package 'action_right' found at '/home/leyla/checkout/tutorialros2/colcon_ws/src/action_right/install/...
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How to convert the kittti dataset into ros2 bags?
How to convert the kitti dataset into ros2 bags, or is possible to download it already converted?
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Why can't I put a rospy.Timer in a while loop?
I am trying to be able to control when do I publish so I tried to put the rospy.Timer in a while loop. I did not use rospy.Rate or rate.sleep because I found out that it somehow interferes with the ...
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How to publish images of a file.bag on a topic with python?
I'm a beginner with ROS, so i thank you in advance for your answers.
I have a file.bag (Video) available and I would like to publish the various frames on a specific topic at defined moments of time ...
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How to model the Cable composites in Mujoco Physics Simulation engine
How to name the cable composite in mujoco, also how to add equality constraint to the end of the cable with another body ?
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depth aligned capture doesn't yield same number of rgb and depth frames -- cv_bridge exception: '[16UC1] is not a color format. but [bgr8] is
Steps for reproducing the problem with an Intel RealSense D435 camera using ROS Noetic inside a docker.
In the first terminal:
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How to run ROS code using Service File
I have two service files that are running ros code . When I start my system the service file B complains about not able to look for the robot model, then when I stop both service files and start ...
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Unable to rotate continuous joint using Joint state publisher gui, Two wheeled self balancing robot
I am working on two wheeled self balancing robot on ROS1.
It has three parts, left_wheel, right_wheel, body.
It is a mobile robot. It has two continuous joints at two wheels.
.
I am trying to rotate ...
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How to stop the subscription to "/parameter_events" that is automatically created in each node
I have been able to stop the publisher to the topic (/parameter_events) by setting start_parameter_event_publisher in ...
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Best approach to build a basic multi robot controller
I'm a beginner in ROS. I've 2 robots which run ROS Kinetic (Those robots are commercially available and I've access to the system). I've searched about the Multi robot control systems and found RMF, ...
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Initialize Gazebo_ros_controll plugin with a custom hardware interface and the standard interfaces
I'm building a Ackermann Vehicle in Gazebo and therefore I implemented a custom hardware_interface for the gazebor_ros_control plugin.
Now I want to use a simple VelocityJointController in addition to ...
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ROS_CANOpen and EPOS4: internal limit active
I’m trying to use ros_canopen to teleoperate a continuum robot working with 11 maxon motors (combination 538252), each controlled by an EPOS4 (24/1.5 can compact) with 24V power, and a PCAN-USB ...
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Dispersion of object edges in lidar point cloud
I'm having an issue with some spurious points appearing in the point clouds coming from my 3D lidar.
More specifically, I'm working with an RS-Bpearl lidar, and the point clouds that I receive from it ...
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How to access the true ROS cost map boundaries instead of defaultones?
I am trying to do a basic RRT global planner implementation in ROS Melodic. I am using a wheeled mobile robot for testing my own global planner plugin for robot navigation through move_base. I am ...
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object inclusion inside the map
I'm into a project wherein i have to detect the object using using yolov5 and put that object inside the map .Can anyone here please provide me a pathway to do so,It will be very useful.
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Couldn't find executable named microstrain_mips_node
I installed ROS microstrain_mips using git clone in my workspace. Here is the Wiki page of the package. However, my current ROS ...
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ROS2, how to diagnose bad odometry?
The picture above is the lidar scan in simulation only after rotation. Just to clarify, I know I can use an IMU but right now, I only want to get it working with odometry.
Basically, whenever I rotate ...
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How to use libSegFault with ROS node(let)s?
I'm trying to debug a segmentation fault on a ROS nodelet. I've tried to use libSegFault by adding the following lines to CMakeLists.txt:
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how to do custom path planning for autonomous navigation in ROS?
my autonomous navigation can work on my current map , but now i want to do a simple custom path planning together with some actions , such as ,
-taking a snapshot using the camera
-stopping
-turning ...
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no new messages for rostopic hz /camera/aligned_depth_to_color/image_raw in ros noetic inside docker
steps to reproduce the problem
In the first terminal type: ...
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/opt/ros/noetic/lib/librealsense2.so.2.50 doesn't exist despite ros-noetic-librealsense2 being installed in docker
Goal: run this command inside a noetic docker roslaunch realsense2_camera rs_camera.launch aligh_depth:=true
Steps to reproduce:
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Error: package 'rosbag_storage' not found on windows during visual studio debugging
I try to debug a c++ ROS program, it runs until a line of code which is class initialization as
Reader reader(std::string _lidarTopic...)
which read the lidar ...
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I get the error "find_package(catkin) failed" in my workspace after cmake
I am working with a catkin workspace in C++ and when I open it in an IDE, the cmake command gives the following error:
CMake Error at CMakeLists.txt:65 (message):
find_package(catkin) failed. catkin ...
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Lidar LSC-Laser scanner c25 error and forced to close rviz
I have LSC lidar laser scan with type LSC-C25. After some period running the package, I got error like this:
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questions about amcl and hector slam
My current urdf files have base_link and base_footprint as parents and child links , however i want to use amcl , i have another launch file for amcl which publishes the odom frame , but my urdf files ...
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Robot not spawning in initial pose set in the launch file
I have a mobile robot(husky) with two UR5 manipulators on top of it. I have set the initial joint angles in the launch file but the robot does not go to that pose when I run Gazebo. I don't know if ...
