Nav2 Localisation not Loading a Default Map
Hi everyone,I finally have my diffdrive robot navigating with waypoints using Nav2 and this great tutorial. However, while trying to use a saved map for localization…
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Lidar Failing to Start - ROS2 and RaspberryPi
Hi everyone,I’m messing around with a diff-drive robot and have been hitting an intermittent issue with my Lidar: This turned out to be a low power issue. The Pi’s…
Read postWheel Going in the Wrong Direction - RVIZ2 and FoxGlove
Hi everyone, I hope you’re having a good break! I’m currently following this tutorial and messing around with a diffdrive robot. After making a few changes I noticed…
Read postros2 controller manager not available - articubot tutorials
Hey everyone,I’m currently working through a great tutorial series on youtube for ROS2. Unfortunately, I ran into a bit of an issue with a race condition in a launch…
Read postROS2 on Parallels unable to be reached by other nodes
Hi everyone, I’ve been messing around with ROS2 on a RaspberryPi and a Mac using Parallels to run Ubuntu. I hit a small snag when trying to get the nodes to…
Read postGazebo classic material colors not working in Gazebo Ignition
Hi everyone, I’m doing a few tutorials to simulate a lidar based navigation system and I’ve hit a few issues when trying to use Gazebo classic features in Gazebo…
Read postGazebo 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…
Read postSpawn 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.…
Read postlibgl 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…
Read postA4988 Stepper motor RaspberryPi
We’re using a 42shd0034-20B Geetech stepping motor taken from a 3d printer: We’ll be driving it with an A4988 stepper motor controller. You can pick up five packs of…
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