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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joints not showing up in rviz
First of all, I'm not a native speaker sorry for my English, I'll try to fully demonstrate my problems. I wrote a urdf file that contains a base, four wheels, and a lidar. Everything is showing up ...
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How can I calculate the static transform between 2 coordinate frames?
I have a list of poses that I'm trying to publish after converting into the 'map' coordinate frame of reference.
I understand that this is done with the help of tf/static_transform_publisher, however ...
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Manual Testing Interview Questions
I'm preparing for a manual testing interview and I'm looking for some help with the following questions:
What are the different types of software testing?
Explain functional testing.
Explain non-...
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Cosmaps are not updating
So i have this problem where i removed an object from map but i can still see it in rviz
.The circle in the upper left corner is removed in real life but not in rviz
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How to calculate error for inverse kinematics?
I am implementing inverse kinematics on a robot, and I am confused about how to calculate error from my desired pose to my current estimated pose. Both are orocos-kdl frames that consist of a 3x3 ...
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Gazebo Ignition how to bridge SerializedStepMap
I have a robot in .sdf, that I'm simulating in Gazebo Ignition. For further development I need TF of that robot. How can I get it?
I found information, that TF is published to /world/<world_name>...
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IKFast solver always returns zero for a joint value
I'm working on inverse kinematics for a ur16e robot manipulator (6DOF) attached to a mobile base. Following a tutorial, I generate an IKFast solver from the URDF file of the whole robot (the baselink ...
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191
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catkin build fails because PythonInterp cannot be found
I am on Ubuntu 20.04 using ros noetic.
When trying to run catkin build <package_name> I get the following error message:
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Generating Core File on Segmentation Fault
OS: Ubuntu 22.04.3 LTS
ROS2 Distro: Humble
I ran a ROS node using ros2 run, but the process crashed with the above error message.
I want to exaime the core file for this error, but I cannot tell if ...
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AttributeError: 'list' object has no attribute 'header'
I'm trying to create a client to send a goal to the move_group server via Python.
Here is my code snippet:
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Can I get the current git commit in the ROS buildfarm binary packaging step?
In our ros package providing a GUI tool we recently added the feature of showing the git commit hash of this build in the "about" window, to easily identify the running version.
After ...
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Nordic nrf24l01 and ROS not working together on the same Arduino board?
i have a problem. I am using two Nordic nRF24l01 modules with two Arduinos,one to transmitt some data and second one to receive that data.I want to publish that data on some topic to ROS machine, but ...
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Does the industrial_extrinsic_cal package support multi cam extrinsic calibration with non-overlapping FOVs?
I know it can do "Multi-Camera Extrinsic Calibration with a Target" as per this tutorial (http://wiki.ros.org/industrial_extrinsic_cal/Tutorials/Multi_camera_calibration), but does it work ...
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130
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How to add a header with timestamp to numpy_msg?
I am using the rospy with numpy tutorial to create a publisher and subscriber that send numpy arrays to listener that uses an ApproximateTimeSynchronizer. However, I receive an error when I try to ...
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Odometry jumping IMU/GPS fusion robot_localization
I am trying to fuse IMU and GPS with the help of robot_localization pkg. I might also fuse encoder data in the future. I get this weird jumping in odometry in rviz. I get that GPS is published every ...
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IMU sensor Vectornav VN100 driver doesn't post any INS messages
I've already posted the same question on the GitHub page of the VectorNAV driver: github.com/dawonn/vectornav/issues/128 But no luck, noone gets back to me, looks like the branch isn't in much support ...
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Cannot import mesh to planning scene in rviz using python
I am using Ros Noetic Ninjemys with Ubuntu 20.04. I am trying to import a mesh into the scene using python. I am able to import the STL file of the mesh using the rviz gui, but I am not able to do the ...
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393
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using catkin win Ubuntu Humble with ROS2 Humble
I have Ubuntu 22.04 installed and corresponding to that have ROS Humble installed, I am trying to create a workspace with Catkin but have run into an issue:
...
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91
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ROS2 node unable to receive new service calls after first call
I'm currently working on a node that has a service that calls other services within that service. Something like this:
Node A:
Service A
Calls service B of Node B
waits for service B to complete (...
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167
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RViz - showing [0] points from [0] messages - Gazebo lidar issue
I created a robot model with lidar in .sdf file, I'm using Ignition (Gazebo) for simulation:
...
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ros_buildfarm setup issue on repo machine
I am setting up ros_buildfarm and got stuck at the "Deploy the forked configuration onto the machines" step in the buildfarm_deployment: https://github.com/ros-infrastructure/...
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114
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ROS and GAZEBO installation in Debian
I'm new to using ROS and Gazebo. Just now, I'm writing a couple of scripts to automate the installation of ROS and Gazebo in Xubuntu 22.04 LTS. However, I would like to install ROS and Gazebo in ...
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ros1 zsh completion
Having no tab-completion for ros* commands (i.e. roslaunch, rosrun) after sourcing a ...
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Windows10: Having issues installing ROS2 Iron Irwini 20230717 release binary
I'm a complete newbie to ROS. I followed the steps listed on this page very meticulously:
https://docs.ros.org/en/iron/Installation/Windows-Install-Binary.html#
But when I run the command call ...
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24
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Skip building the ROS package when the .cpp file is not modified
I'm using VS Code to debug the ROS node (i.e., .cpp file), here are part of my global launch.json and tasks.json files
launch.json:
...
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156
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"call setup.bat" issue in ROS 2 humble install on windows 10
I am trying to install ROS 2 on windows 10.
I went through the setup guide without any issues and errors until the stage of
"Environment setup
Start a command shell and source the ROS 2 setup
...
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15
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micro_ros_agent build stuck on versal kr260
I use a remote SSH connection to send commands to a Xilinx Kria KR260 running Ubuntu 22.04. I have followed the tutorial at this link: https://micro.ros.org/docs/tutorials/core/first_application_rtos/...
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69
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Cannot launch Gazebo
I have been learning and using ROS noetic on my Ubuntu 20.04.6 LTS. My OS is shown below, I excecuted "lsb_release -a".
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103
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An error occured in MOVEIT: ABORTED: START_STATE_IN_COLLISION
Recently I'm using Baxter Robot for a project. I ran the following ROS command:
roslaunch baxter_moveit_config demo_baxter.launch
and it took me a long time and I ...
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229
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Unable to open RViz over SSH, running on Jetson Nano JetPack 4.4 Ubuntu 18.04
I am currently working with a Limo robot. The GitHub repo contains ROS 2 code for the docker container. Connection via ssh vscode to host machine. The difficulty for me to open RViz and to do SLAM ...
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3
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872
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Can we install ROS 1 and ROS 2 in the same system running on Ubuntu 20.04?
I am using ROS Noetic on my machine running on Ubuntu 20.04. But I want to migrate to ROS 2. Can I install ROS 2 along with ROS 1 on the same machine? If I did, what and how will be the causes?
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How to Path correction in ROS1
When controlling robot movement using angular velocity and linear velocity, deviations from the expected path often occur due to external factors，for example To make a wheeled robot move in a circular ...
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unable to locate package ros-humble-desktop ubuntu 22.04
I am using ubuntu 22.04 and I am getting the error of unable to locate package when trying to install the ros 2 humble. I followed the instructions on the ros.org page for humble.
The following ...
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120
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I don't know why Raspberry Pi didn't cognize /dev/ttyACM0
ubuntu 20.04, Noetic, turtlebot3
Right now I'm doing below thing
https://emanual.robotis.com/docs/en/platform/turtlebot3/bringup/#bringup
The Problem is that my raspberry pi didn't cognize /dev/...
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36
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ros noetic rviz motion planning fps drop, high cpu
I have a ros package called "robot_arm_v4" which works fine without rviz but after starting rviz and adding "MotionPlanning" a cpu issue occurs and fps starts to drop.
If I disable ...
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70
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Imu topic not showing in Gazebo
I am trying to create a gazebo simulation for two wheel robot. When I added the camera model I can see it's topic but when I am adding imu I am not able to see it's topic. I am not sure what is wrong. ...
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98
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Flir camera buffer issue
I am using Teledyne Flir monocular camera bfs-pge-27s5c-c for my project
when I connect it, it runs for a while, and then after some time it gives me this error:
...
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107
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cannot launch node of type + can't locate node in package
I run into some problems trying to run a ROS Kinetic package https://github.com/romarcg/traversability_estimation with nvidia docker.
I started the docker with:
...
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hello i want to ask about my personal global planner in ROS_Noetic
i set the my personal global planner in ros_noetic
my name is chang, so i make my own planner which named changs_planner
it is package name in ros, and in src folder i make two file, changs_planner....
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105
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Gazebo not running when I try to load STL files
I have an issue with Gazebo, when I try to load my URDF file (including STL meshes), Gazebo crashes.
This is my URDF file:
...
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2
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128
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#include error using ROS in VS Code
I'm very new to using ROS and when I use #include it says that there is 'No such file or directory'. My includePaths are correct and I have believe I have all the necessary extensions (ROS, CMake, C++,...
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Is there a method to add ros path in python scripts?
Well, I'm tring to start a launch file in python like this example:
...
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simple hardware interface for mobile robot (RobAir)
I want to create a hardware interface to interface a simple research mobile robot called RobAir, this robot has two wheels and using velocity controller cmd_vel through a ROS node on Arduino board to ...
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118
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Are there plans for ROS to support other linux distros besides Ubuntu?
Currently ROS is tied to Ubuntu LTS releases. However, with the latest releases, I'm finding Ubuntu increasing bloated and laggy. With Ubuntu 22.04, it is particularly noticeable. For embedded systems,...
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31
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Cannot define robot poses in MoveIt setup assistant
I am using ROS Noetic Ninjemys with Ubuntu 20.04. I made a URDF of an end effector. I tried to configure it with MoveIt setup assistant. However, I am unable to adjust the prismatic joint "...
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82
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Unable to uninstall ROS Noetic from Windows 11
I had installed ROS Noetic on Windows 11 but eventually decided to dual-boot my laptop with Ubuntu, so I went to uninstall ROS-Noetic from Windows, but am not able to do so because of the following ...
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How to use Ubuntu 20.04 in Mac M2 chip
I'm currently using a Mac equipped with the M2 chip and I'm eager to start my journey of learning ROS 1. I've been researching the compatibility between my hardware and the required operating system. ...
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rviz doesn't open correctly and not displaying markers
I am following the directions at this link: Visualize Delphi ESR Radar with ROS Rviz and AutonomousStuff driver.
I was having problem with displaying prerecorded data from radar, rviz was not showing ...
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Any elegant way of concatenating Pointcloud from multiple solid state Lidars?
https://github.com/tomlogan501/pointcloud_merger
https://github.com/Atellas23/pointcloud_concatenate
I am attempting to combine data from 4 lidars (Front , back , left and right )
Tried a simple ...
