ERROR：Could not find the colcon-terminal-notifier.app in the install prefix '/usr/local Operation OS: MacOS Monterey ROS2 Version:Foxy When I use the command "colcon build",The terminal p...

I have a main bringup.launch.py launch file of which the launch descriptor includes child.launch.py as a child launch file like this: from ament_index_python.packages import get_package_share_dire...

I have created a package for ROS2 and I have added a Python repository I downloaded. The problem I am having is that in the original repository the modules from the own repo were imported directly ...

I got an ImportError while trying to create a custom interface following the ros2 tutorial Creating custom msg and srv files. The project looks like this: src/tutorial_interfaces/ ├── CMakeLists.tx...

I am working with ROS2, I got the situation that 'ros2 topic list' doesn't show all topics on the ros2 network. The above command only showed : I think that there's certain mismatch in configurati...

ROS2 is a distributed architecture using publisher/subscriber messaging between nodes. ROS2 has taken a different approach in its messaging layer and now employs the industry standard called Data ...

I starting with ROS2 which is currently in the alpha phase. While building the package ros1_bridge I got this error: Traceback (most recent call last): File "bin/ros1_bridge_generate_factories", ...