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Questions tagged [ros]

ROS (Robot Operating System) is a set of software libraries and tools that help developers build robot applications from inside another operating system such as Ubuntu. ROS provides hardware abstraction, device drivers, libraries, visualizers, message-passing, package management, and more.

ROS (Robot Operating System) is a set of software libraries and tools that help developers build robot applications from inside another operating system such as Ubuntu. ROS provides hardware abstraction, device drivers, libraries, visualizers, message-passing, package management, and more. ROS is licensed under an open source, BSD license.

References

160 questions
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ROS on BeagleBone Black?

Which Robot operating System (ROS) distribution can be installed on Beagle Bone Black with Ubuntu 16.04?
Yaser Mohamadi
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7
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5 answers

I need help connecting serial ports to Ubuntu in WSL

I have attempted many ways of trying to connect the serial ports, but I'm not sure how as they all show input output error. The system does recognize something is connected as shown on the screenshots. I have tried edit the coding to /dev/ttyS39…
tariq said
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5
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2 answers

CA Certificates Not Recognized

I've been trying to get CA Certs installed because I'm getting errors when trying to use rosdep init which makes calls to "raw.githubusercontent.com". If I do the same call with wget I'll get the same error: ERROR: cannot verify…
Joel Holmes
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4
votes
4 answers

Stuck in the loop because 'apt --fix-broken install' doesn't help while installing ROS Melodic on Ubuntu 18.04 LTS

This issue may be related to ROS completely, however, at present, I am not sure about the source of the error. Hence I am posting it in this big community. I am trying to install ROS Melodic on Ubuntu 18.04.2 LTS PC. Unfortunately, the command sudo…
ravi
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3
votes
1 answer

work around for apt-get download error of unable to select the candidate version?

I am trying to install ros-desktop on Ubuntu16.04, ARM. However, my plan is to first download the .deb packages recursively using apt-get download and apt-rdepends as shown here and later install using dpkg ignoring some of the dependencies I don't…
samhitha
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3
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1 answer

What do rosdep init and rosdep update do?

I would like to know if rosdep init and rosdep update that we perform during ROS installation make any changes outside the ROS environment. Does it update or modify the Debian packages or any other non-ROS components? I am using Ubuntu 16.04 with…
samhitha
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3
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2 answers

ROS download unable to locate package error

I have Ubuntu 20.04 LTS and I want to download ROS Melodic I have followed this instruction from here. After sudo apt install ros-melodic-desktop-full command terminal is showing: Unable to locate package ros-melodic-desktop-full
Azam Khan
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3
votes
0 answers

WSL Gazebo crashes upon opening

I'm currently trying to run Gazebo on WSL in Ubuntu, using Xming, however, it crashes without even fully opening. I can see the orange loading screen when I call it through terminal roslaunch turtlebot_gazebo turtlebot_world.launch, however, it…
elta
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2
votes
1 answer

umet dependency while apt-get install ros-kinect-desktop-full

I follow the ROS Kinetic Install Tutorial on my ubuntu16.04,but i met the problem while elon@elonWorkStation:~/Script$ sudo apt-get install ros-kinetic-desktop-full Reading package lists... Done Building dependency tree Reading state…
Qinsheng Zhang
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2
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1 answer

Error: Malformed entry 1 while trying to get ROS Kinetic. How do I fix this?

I'm trying to install ROS Kinetic on Ubuntu Xenial and this is the error: E: Malformed entry 1 in list file /etc/apt/sources.list.d/ros.latest.list (Component) E: The list of sources could not be read. What do i add to this line on the file? The…
Srini
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2
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2 answers

apt-get download package throws error 404 Not found

I am trying to download ros package ros-kinetic-desktop using apt-get. I have set the sources.list and the authentication key as well. However, I am encountering an error that says: Err:1 http://packages.ros.org/ros/ubuntu xenial/main arm64…
samhitha
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2
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1 answer

update-manager fails with "ImportError: No module named 'ros_buildfarm'"

when I was trying to update ubuntu 16.04 I got this error : sos@sos:~$ sudo update-manager /usr/bin/update-manager:28: PyGIWarning: Gtk was imported without specifying a version first. Use gi.require_version('Gtk', '3.0') before import to ensure…
Saeed Mohtasham
  • 141
2
votes
1 answer

Ros with snappy

I'm following this example: https://developer.ubuntu.com/en/snappy/build-apps/ros-snap/ The program works fine with roslaunch, and I'm able to create and install the snap. However, when running the snap I get this message. After the CTRL+C under the…
Tarjeison
  • 21
2
votes
0 answers

Xlib: extension "GLX" missing on display ":0" when opening Gazebo Fortress

Resolved!!! A new driver version 550.144.03 released, which fixed the problem. Original Issue: When opening gazebo via ign gazebo -v I receive the error Xlib: extension "GLX" missing on display ":0" and the simulation crashes. Typically, various…
MK1
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2
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2 answers

Breaking down a command to install Ros2

I am installing Ros2 on my Ubuntu PC and want to make sure the installation steps won't affect my PC. In particular, what does this command actually do? echo "deb [arch=$(dpkg --print-architecture)…
Sam
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