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  1. ROS Answers archive

    This is the static archive of questions from ROS Answers archive Answers.

  2. TF_OLD_DATA ignoring data from the past for frame base ... - ROS …

    By doing an echo of my /tf topic I am able to see the timestamps of the different transforms, and I realized that those timestamps are given in seconds from 1970, whereas the message I get …

  3. Cannot locate rosdep definition - ROS Answers archive

    Apr 9, 2019 · There is no ROS package called gazebo_plugin, nor is there an Ubuntu package (in your case) that is called gazebo_plugin, so rosdep cannot determine which package should be …

  4. RTI Connext DDS environment script not found (ROS2 on …

    May 28, 2021 · I am following the official tutorial to install ROS2 on Windows. At the step of Environment setup, I did "> call C:\dev\ros2 galactic\local setup.bat" and here comes the error:

  5. How can I run a node from Code? - ROS Answers archive

    Nov 3, 2018 · I'm trying to start a node from other by code using Python but I don't know how. I use Ros kinetic.

  6. Ubuntu 22.04 ros2 humble installing error GPG, libc-bin - ROS …

    ROS distribution : ROS2 humble hawksbill to install ROS2 humble, while I'm following this : https://docs.ros.org/en/humble/Installation/Ubuntu-Install-Debians.html

  7. libexec directory does not exist - ROS Answers

    Nov 16, 2020 · And it works fine. But when I use ros2 run ea maintenance mode manager maintenance mode it doesn't work, I get no executable found.

  8. ROS 2: How to quit a node from within a callback?

    Sep 15, 2022 · I could do this in ROS 1 simply by calling rospy.signal_shutdown (). In ROS 2, I tried calling rclpy.shutdown (), but this just hangs the node. Any thoughts? Below is a …

  9. Robot positioning with ground truth data - ROS Answers archive

    Oct 18, 2017 · I am currently using a turtlebot robot as the moving platform to simulate different sensors within an environment in ROS. I am running both Gazebo and rviz. The environment …

  10. Using wheel encoders and IMU with robot_pose_ekf - ROS Answers

    Hi all, I am using wheel_encoders to get the odometry data and then I am fusing it with IMU data using robot pose ekf to get the combined odometry. When I use only wheel encoders, …