make: *** [px4_sitl] Error 1
I downloaded and built PX4 source code. Then I ran the jMAVSim simulator with make px4_sitl jmavsim everything works fine. Then I tried to run the Gazebo simulator with make px4_sitl gazebo but I am...
View Articlecorrupt 2DLidar sensor data
Hello, I have interested in mobile robot, and I have done some projects. But, suddenly, the lidar sendor data comes to wrong in GAZEBO simulator. And I visualized the lidar sensor in GAZEBO, I get a...
View ArticleHow can I change the world in http:/wiki.ros.org/velodyne_simulator. Tried to...
New to ros, gazebo, ubuntu. Edited the launch file but gazebo always launches with the initial world that was downloaded.
View ArticleWhat are workable FPS values for Gazebo?
I've installed Ubuntu 18.04 on a Virtual Machine (using VirtualBox). There I installed ROS Melodic (and Gazebo 9.0.0). I need now to perform a simulation of a simple robot in a simple world using an...
View Articlediff_drive_controller only drives straight, no turning
I'm testing out a two wheeled robot I designed and put in gazebo. I also have a static back wheel with very little friction that is only there for structural support. When I give linear x commands the...
View Articlecannot use "thormang" sim in gazebo
Hi I want play "thormang" sim in gazebo. I finished to set up below tutorial and run Gazebo simulation. https://github.com/thor-mang/thor_mang_install I can run the sim ,but connot receive Gazboo...
View ArticleWin10/WSL: gazebo black won't open enviroment
am using ubantu 16.04 on windows subsystem for Linux and Ros melodic ,i have tried to open empty world ,also other packages rviz is working fine but in gazebo show black screen when i launch . did any...
View ArticleControlling the robotiq_85_gripper (2-fingered gripper) in a Gazebo simulation
Hello all, I am trying for some time now to control (open/close) the two fingered robotiq_85_gripper, as it is described in...
View Articlespawn model with ROS2 gazebo
Hi, I followed this link and able to spawn the sdf model in gazebo. https://github.com/ros-simulation/gazebo_ros_pkgs/wiki/ROS-2-Migration:-Spawn-and-delete But instead of sending sdf model code from...
View ArticleHow can I implement a SLAM navigation scenario?
I followed the instructions from http://wiki.ros.org/hector_quadrotor/Tutorials/Quadrotor%20outdoor%20flight%20demo. I wanted to implement a slam navigation scenario. But I don't know how to do this....
View ArticleControling a Gazebo simulation remotely
So, I have a a robot named Kuka Youbot in Gazebo and with some plugins it works well in ROS Kinetic, I can publish with rostopic pub and the robot executes now I tried to use export ROS_IP and export...
View ArticleTo show a .urdf in gazebo gui
Hello, I am trying to build my own robot to make work in gazebo. The model is a .urdf file in which I put a few .xacro files with tag and the model works, I think, quite well. The model can be shown...
View ArticleRviz shows robot in a "crippled way" using MotionPlanning
Anytime I run Rviz and use Motionplanning the robot is not shown the way it should be... Right now I am trying to follow this tutorial: https://www.youtube.com/watch?v=j6bBxfD_bYs and as soon as I run...
View ArticleGet error when launch gazebo_ros empty_world.launch
when I try to launch gazebo_ros empty_world.launch, the code is here: I always get the error, i want to how to solve, thanks. [gazebo-1] process has died [pid 18905, exit code 255, cmd...
View ArticleMobile robot simulation with which simulator?
Hi there, i want to create a simulation for a mobile robot (lunar rover) in a specific environment with consideration of dust and rocks and so on. The main focus will be on navigation with LIDAR...
View ArticleHow to publish to a ros topic when a gazebo collider is being touched
What is the simplest way to publish to a ROS topic whenever a a gazebo collider is in contact with something? I added a contact sensor to the collider in the model description. It publishes to a gazebo...
View ArticleGazebo for two launch files (turtlebot_world.launch and gmapping_demo.launch)...
Before this gets marked as a duplicate of http://answers.gazebosim.org/question/4153/gazebo-crashes-immediately-using-roslaunch-after-installing-gazebo-ros-packages/, I tried everything in that...
View ArticleUnable to move Husky after few moves with simple move base action
Hello All, I am using Husky in Gazebo simulation on ROS Kinetic. And trying to move the it by giving Goals on move_base_action. For around of 10 goals, it moves fine, but after that it cease to move...
View Articlerclcpp::Rate doesn't use ROS time (use_sim_time)
It appears that `rclcpp::Rate` uses `std::chrono::system_clock`, which of course doesn't use ROS time, so it doesn't honor `use_sim_time`. Any plans to add a version of `Rate` that uses ROS time?
View ArticleRoadmap for my pick and place simulation project
Hello everyone, I am trying to implement the following simulation. I have been working my way into Ros, Linux and C++ the last few weeks, and want to get going, but still have some difficulties of how...
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