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1
answer
38
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How do I add a Webots speaker node? [closed]
I want to to add a speaker node in Python. I have make a robot node, then I add the speaker node in the robot's children. But when I run the code, it say this:
INFO: music_controller: Starting ...
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0
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54
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Webots 2025a + ROS 2 Jazzy: Velodyne point cloud appears distorted in RViz2
I am new to Webots 2025a and ROS 2 Jazzy running on Ubuntu 24.04. I am accessing Velodyne HDL-32E point cloud data in rviz2, but the resulting visualization appears distorted or tilted (like the ...
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0
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72
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ROS2 Jazzy Webots basic Robot Simulation Setup not working
I am following the instructions provided on ROS2 Jazzy tutorial page on Webots. When I launch the robot using the following command:
ros2 launch my_package robot_launch.py
I get the following error:
...
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0
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29
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Cannot import ModbusClient into Webots
I am trying to import ModbusClient into my controller-code in Webots, but i always get an error stating:
Traceback (most recent call last):
File "C:\webots1\controllers\p_python\p_python.py",...
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0
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127
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Webots simulation with ROS2 - <extern> controller (robot Ros2Supervisor)
I am having some problem with a repository of mine, in which I aim to simulate a robot in Webots with an extern controller defined and employing ROS2-Webots packages and features. The link to my repo ...
1
vote
0
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35
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Robot sensors malfunction
I'm trying to make a simple wall follower robot on webots simulator but the sensors values are weird. The code bellow it's only to make the robot drive foward and print sensor values:
from controller ...
1
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0
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51
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DC Motor Controller using "Force Control" in WeBots
i'm trying to develop a Webots torque controller to simulate the exact behaviour of a servomotor, using the dynamics equations of a DC Motor and a PID, controller. My robot works perfectly with the ...
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0
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99
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Webots controller crashes when changing a value in a vector
Im having troubles with the Webots simulator. Whenever I run the code, it always freezes at exactly 0.750 secs, and reports that the main bot controller crashed (there's a second controller for ...
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0
votes
1
answer
92
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How can i stop this jitter from the camera in webots?
I'm using the Surveyor SRV-1 robot in Webots to navigate a custom map I've created. Everything runs smoothly at lower speeds, but as soon as I increase the speed to more than 0.2 m/s, I start ...
2
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1
answer
444
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ROS 2 Jazzy: Unable to Install Webots distributed package
I'm currently trying to install the distributed package for ros2_webots but keep receiving a package not found error.
This is what the error looks like:
➜ ~ sudo apt install ros-jazzy-webots-ros2
...
1
vote
1
answer
131
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How to pass data between files in Webots?
I want to pass data from a robot controller to the supervisor, but I can't seem to find a working solution.
Both the codes are in Matlab. The controller should send a boolean to the supervisor when it ...
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0
answers
127
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How to link SUMO to Webots?
I am currently working on a project that involves simulating urban traffic using both SUMO and Webots. I want to integrate these two simulations to have a comprehensive traffic simulation environment. ...
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0
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169
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found the error "only one instance of the Robot class should be created"
Intoduction
I am working on a Webots project in which four E-puck robots are used that push box to target locations with the Python class for each robot"Class Environment, class robot followed by ...
1
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0
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224
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Unable to Specify Robot Name and Modify Port for Extern Controllers in Webots R2023b on Windows 10
I am working in a world setup where I have a robot node (Abot) and a supervisor node (robot) in Webots R2023b on a Windows 10 system. According to the user guidelines, I am trying to control these two ...
1
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0
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83
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Webots simultaneous movement of axis
I'm using Webots to simulate the movements of a Kuka robot with 6 axes, but in my example I only have 3. My Webots controller receives the positions every 4 ms.
My problem is that using axis....