Category: ros
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Gazebo Classic to Gazebo Ignition Diff Drive Conversion
Hi everyone, I’m currently following some ros2 tutorials for simulating a diff drive robot in Gazebo Classic. I’m using Gazebo Ignition and unfortunately the definitions aren’t interchangeable. Just in case anyone else hits the same issue, this is the definition I ended up using instead: The following links were pretty helpful when it came to…
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Spawn entity timeout in Gazebo from Ros2
Hi everyone, I’m currently following a tutorial to simulate a fairly basic lidar robot with ROS2 and Gazebo: https://www.youtube.com/watch?v=laWn7_cj434. Unfortunately, there have been a few updates since the tutorial was created and a number of the commands don’t map 1:1 (no copy and paste). While trying to create a launch file I ran into the…
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libgl error pic id driver null – ros2 turtlesim
Hi everyone, I’m currently following the ros2 turtlesim tutorial with Ubuntu on an M1 Mac with Parallels and Ubuntu. Unfortunately, I hit a ‘device not found’ when trying to start the control node. A bit of Googling revealed that 3D acceleration might not be enabled. To fix this, all you need to do is the…
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The Repository is not Signed – Ubuntu ros2 installation
Hi everyone, I’m currently installing ros2 on Ubuntu (with Parallels) and ran into the following error: I was following the official tutorial so I was little surprised to see this crop up. What I hadn’t realised was that I’d missed an error in the output dump while running sudo apt update: This was a clean…
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