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Questions tagged [ros-humble]

Humble Hawksbill is a distribution of Robot Operating System (ROS). Use this tag when your question relates specifically to Humble Hawksbill. Always use this tag alongside the [ros2] tag.

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How to plan with STOMP on Humble?

Duplicate of (https://github.com/orgs/ros-planning/discussions/2737) I am looking for an up-to-date tutorial on planning with the STOMP planning algorithm. I am using ros ...
Jakub Ivan's user avatar
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114 views

Human Following Robot with NAV2

I am Currently work on making my robot to Follow a human using USB camera with ROS2 humble. My aim is to use Dynamic Object Following in NAV2 . But , for the detection of human I need to make app to ...
Hashika Chathubhashaka's user avatar
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1 answer
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Problem with building Nav2 on Ros Humble

I try to build nav2_ws from tutorial on nav2 build and install, and I get this error ...
Uchiwuwu's user avatar
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1 answer
121 views

Reading a vector of structs as parameters in ROS2

I would like to be able to read ROS2 parameters of the form: ...
CaptKrasno's user avatar
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0 answers
49 views

How to use pre-built static library on ROS2 node

I have .a file and header file (.h) for an SDK for a thermal sensor. This is my package structure. ...
yuan's user avatar
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1 answer
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Why can't I launch the navigation stack from the same launch file as the simulation and the mapper?

I have this seemingly simple launch file: ...
moooeeeep's user avatar
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1 answer
369 views

command colcon_cd not found ros2 humble

i want to move to the package from any directory inside our terminal window qrie@qrie-HP-Laptop-15-rb0xx:~/dev_ws$ colcon_cd two_wheeled_robot colcon_cd: command not found
Meriem Ghrissi's user avatar
1 vote
1 answer
48 views

restart ros2 controller

I am working on a 4 wheel ackermann steering car which is expected to respawn on the track once it moves out of the track. I am able to respawn it successfully with "delete_entity" and "...
Pratham's user avatar
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reset robot position using "/gazebo_msgs/srv/SetModelState" [duplicate]

I am trying to reset model position at a specific condition in ros2 humble. I found "/gazebo_msgs/srv/SetModelState" would be helpful in resetting position but it is not available when I run ...
Pratham's user avatar
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2 answers
247 views

ROS2 Navigation2: Local Plan does not Avoid Obstacle

In ROS 2 Humble, I'm seeing behavior from the Nav2 DWB controller that fails to successfully plan a path. Lots of No valid trajectories out of 419! are in the logs ...
Anthony Goeckner's user avatar
1 vote
1 answer
74 views

How to add an additional argument in a ROS2 cpp callback

I want to add an additional argument in a callback function for rclcpp, e.g. callback(msg, additional_argument). I can do it in ...
gab's user avatar
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colcon build problem

...
Meriem Ghrissi's user avatar
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2 answers
51 views

Debugging in ros2

I am stuck in bug of my code.My code currently have one publisher(pub1) and two sub(sub1 and sub2).The sub1 data is processed and than passed to pub1. My sub1 msg type involves the header and array ...
PIYUSH TAILOR's user avatar
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ros2 emit change state event to lifecyle node which are started individually in different processes not robust

i'am working on ros2 lifecycle node and launch system, I have follow issue: I want to run multiple lifecycle nodes through LaunchService in different process due to some reason. However I noticed that ...
wuisky's user avatar
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0 answers
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Planned trajectory times different from actual robot times

I am using moveit2 Humble and Isaac Sim from Nvidia. I use the MoveGroupInterface to plan a trajectory with 4 waypoints. Each waypoint is planned with a call to <...
birkett's user avatar
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104 views

NAV2 convert Image to OccupancyGrid Python

I want to use CostmapFilter for keepout zones in ros2 humble. I found lots of example on how to load an image from file and publish costmap filter. In my case, user can draw keepout zones dynamically ...
Patrick Weber's user avatar
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2 answers
60 views

/odometry/filtered output arrow not showing in rviz

I am using a VM Box to work on sensor fusion for turtlebot3 on ROS2-Humble. When i run my turltebot launch file and ekf launch file..it runs...and when I launch rviz to visualize the arrows from both ...
Akshay's user avatar
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1 answer
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ros2 launch file syntax error - XacroException: No such file or directory: + - InvalidFrontendLaunchFileError:

I have an issue when trying to execute a python launch file. Whenever I execute the file I get the following error: ...
HDJG's user avatar
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1 answer
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MoveitPy segfaults loading robot model

I'm trying to load my robot model with the moveit2 python API: ...
Peter Mitrano's user avatar
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11 views

Client doesn't revieve response in nested callbacks

I want to create node which provides a action server, this server expects the name of a waypoint and is then able to ask other nodes which calculate the pose of the waypoint for the appropriate ...
NotARobot's user avatar
1 vote
3 answers
132 views

Creation of ROS2 subscriptions dynamically in loop vs manually

I am working with ROS2 in Python. I want to create a single node, subscribed to topics to get the pose of multiple robots. I'd like to be able to adjust to different numbers of robots, and so I'm ...
firthc's user avatar
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1 answer
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Manage ros2_control hardware_interface::return_type::ERROR

I have very similar problem as in this question: ros2_control manage hardware_interface::return_type::ERROR Basically, I use ROS2, Humble and wrote hardware interface for my controller. Everything ...
Hercogs's user avatar
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Robot drives near keepout zones, and stops when "incidentally" enters the keepout zone

Required Info: Operating System: Ubuntu 22.04 ROS2 Version: Humble Version or commit hash: apt binary Steps to reproduce issue I'm using DWBLocalPlanner on a rectangular robot. The robot needs ...
Kazemani 118's user avatar
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ROS2 equivalent of ros::CallbackInterface

I have a legacy code that I am changing to ROS2 from ROS. I stumbled upon a class that is inheriting ros::CallbackInterface that I would like to change to ROS2. I would like to know what is the ROS2 ...
RobotBramhana's user avatar
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1 answer
64 views

MoveIt can't find custom moveit_controller_manager plugin in ROS2 Humble

For a project using ROS2 as a planning back-end for a robot simulation in Unity I am trying to make a custom MoveIt controller-manager and -handle that send trajectories planned by MoveIt to Unity ...
WFInter's user avatar
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1 answer
100 views

ROS2 demo_nodes_py listener "No executable found"?

I have tried to install ROS2 humble in conda using robostack on Linux Mint 21.3. When I do so and activate the conda environment I am able to run cpp nodes but not the python ones. I.e when I try to ...
Tariq Soliman's user avatar
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1 answer
83 views

Problem using rqt_image_view only image

I am a new user of ros2 humble. I used rqt_image_view sometimes with ros2 run and since one day I see only the image placeholder and the panel for the topic and else is away. I don't know how I did ...
1. Gaminglord's user avatar
0 votes
2 answers
128 views

/tf topic is not published with specified namespace

I am working on a project involving multiple TurtleBots, using Ubuntu 22.04 and ROS2 Humble. I would like to control them individually by running a separate navigation stack (with unique namespace) ...
firthc's user avatar
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1 answer
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Assistance downloading UR interface for Ros2 humble

Im getting an error for downloading the ur robot driver. its a line inside a c++ file causing the issue, i cant find the right command to use. Heres the error, please help! ...
Morgan Fabbricatore's user avatar
1 vote
1 answer
94 views

Losing connectivity on starting nodes in ROS Humble

I am trying to communicate to a Turtlebot 4 from my laptop. I set up the Discovery server as the documentation says and usually I can drive the robot around. However, every time I start anything with ...
Sterling Mcleod's user avatar
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1 answer
145 views

Multi-robots control in ROS2 Humble

I am trying to spawn two robots with the goal of controlling them independently. I have made changes to the empty world launch file in turtlebot3_gazebo package to try and spawn two robots, for now I ...
tyraex's user avatar
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1 vote
1 answer
34 views

Blocking call on MoveIts CurrentStateMonitor?

I've created my own move_group_interface due to some complications with the original and the need to expose more functionality of ...
NotARobot's user avatar
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0 answers
216 views

ROS2 Humble Issues Sending and Recieving messages with Wireless Communication

I am running ROS2 Humble on multiple computers across a wireless system but have been having some issues with data rates and node visibility. I haven't had any problems when testing with an Ethernet ...
Jalen Beeman's user avatar
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0 answers
22 views

Using virtual link to plan with MoveIt

I want to plan paths with MoveIt using different planning groups. One of the groups is for a gripper type OnRobot RG6. In order to plan with the gripper I've created a 'virtual' link ergo a link ...
NotARobot's user avatar
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0 answers
37 views

ROS2 Intermittent node loss on networked client

Configuration: ROS2 Humble on 2 x Ubuntu 22.04 systems. 2 systems linked via WiFi. No network issues - both machines can talk to each other without issue. ROS2 Publisher IP: 192.168.10.10/16 ROS2 ...
Nitro's user avatar
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0 votes
1 answer
956 views

Trouble Installing ROS 2 Humble on Ubuntu 20.04 with arm64/x86_64 Architecture

I've been encountering an issue while attempting to install ROS 2 Humble on my Ubuntu 20.04 system. My machine supports both arm64 and x86_64 architectures. Despite following the official installation ...
Shadowolf's user avatar
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0 answers
53 views

ROS DDS support for IPv6

The big question is: Does ROS2 (humble or iron mainly) support IPv6? With some really basic testing, it would seem that out of the box the answer is no. I started a publisher from the minimal examples ...
jsutcliff's user avatar
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0 answers
131 views

Cant control OpenManipulator on Turtlebot3

I'm using the OpenManipulator on the Turtlebot3 together with Ubuntu 22.04 and ROS2 Humble. When I start the bringup for the manipulator it looks like this: ...
chris98's user avatar
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0 answers
78 views

Gazebo Ground truth pose

I'm currently running a simulation with multiple robots on gazebo fortress and I was wondering how I could have gazebo publishing the ground truth pose of each robot in a way that can be used with ...
Mechaick's user avatar
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0 answers
148 views

Ros2 can not import python modules located in subfolders

I am new to use ROS. I use Ros2 Humble on Ubuntu 22.04. I need to import some python codes/modules from different nested folders (or nested nested folders) to a Ros2 python node. The Ros2 node (...
Abbas's user avatar
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0 votes
0 answers
54 views

laser_retro not working with gpu_ray

The laser_retro in the collision section in an object inside a sim works well with the non-gpu version of the Gazebo ray plugin. However, I'm not getting the same ...
andrestoga's user avatar
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0 answers
16 views

Unable to generate laser scanner points with the GPU using the ray plugin inside a VMware machine

For some reason, I'm not able to generate laser scanner points with the GPU using the ray plugin inside a VMware machine. Is there any reason why is not possible?
andrestoga's user avatar
1 vote
3 answers
56 views

How to easily check how many laser scanner samples are being generated by the ray plugin?

Is there an easy way to check how many laser scanner samples are being generated by the ray plugin? I know I can check it in the URDF, XACRO or SDF but I want to confirm it by looking at the messages. ...
andrestoga's user avatar
0 votes
2 answers
103 views

joint_trajectory_controller returns SUCCEED but does not move joints

I use Universal_Robots_ROS2_Driver in order to do motion planning with MoveIt in ROS Humble. I use the Pilz Industrial Motion Planner as planning pipeline, which seems to work after some addition to ...
NotARobot's user avatar
0 votes
1 answer
491 views

No package metadata was found for ros2cli

I installed Ros2 Humble on Ubuntu 22.04. When I launch the command ros2 I get the following error message Traceback (most recent call last): File "/opt/ros/humble/bin/ros2", line 33, in ...
Antonio's user avatar
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2 answers
1k views

ROS 2 Package Executable Not Found by ros2 run

Environment: Operating System: Ubuntu 22.04 ROS Version: ROS 2 Humble Hawksbill Issue: I have created a ROS 2 package named robot, and I am able to build it ...
Mateusz's user avatar
0 votes
2 answers
22 views

downloading baxter sdk on ros humble

I need some help, currently following this tutorial (https://www.youtube.com/watch?v=J47SKs0QRyU) to download the baxter sdk, everything is fine until i reach the catkin_make part , realised ...
depressedengineer's user avatar
0 votes
1 answer
336 views

Goal was rejected by server, Nav2 Ros2 Humble

I am trying to follow the Getting Started page on the nav2 docs but whenever I try to set a Nav2 Goal, I get this error: ...
Michael's user avatar
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0 votes
1 answer
52 views

Custom hardware interface type

I would like to write a controller that needs all joint states to update a single joint. My idea was to create a class MyStateInterface which inherits from ...
Benno's user avatar
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0 votes
0 answers
77 views

Trouble using libserial in Raspberry Pi 5 running ROS 2

I recently bought a Pi 5 for my project and unfortunately, discovered that ROS2 humble isn’t supported as a binary. I had a workspace to run a slam diff drive robot. I had it working fine and I just ...
CrashTestDummy's user avatar

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