rosgraph_msgs是一个ROS标准消息包,但它通常不包含名为log的消息类型。因此,第一步是确认你是否记错了消息名称或者混淆了不同的ROS包。 2. 检查ROS环境配置是否正确 确保你的ROS环境已经正确设置,包括环境变量(如ROS_PACKAGE_PATH)和Python路径(PYTHONPATH)。你可以通过以下命令来检查和设置这些环境变量: bash ...
The graph_msgs package was released.Version of package(s) in repository graph_msgs:upstream repository: https://github.com/PickNikRobotics/graph_msgs.git release repository: unknown rosdistro version: null old version: null new version: 0.2.0-1Versions...
ImportError: cannot import name 'Log' from 'rosgraph_msgs.msg' (/opt/ros/foxy/lib/python3.8/site-packages/rosgraph_msgs/msg/__init__.py) This is on a new ROS setup on Ubuntu: $ printenv | grep ROS ROS_VERSION=2 ROS_PYTHON_VERSION=3 ROS_LOCALHOST_ONLY=0 ROS_DISTRO=foxy $ cat /...
ros2-ubuntu-pool-main-r-ros-humble-tuw-graph-msgs安装包是阿里云官方提供的开源镜像免费下载服务,每天下载量过亿,阿里巴巴开源镜像站为包含ros2-ubuntu-pool-main-r-ros-humble-tuw-graph-msgs安装包的几百个操作系统镜像和依赖包镜像进行免费CDN加速,更新频率高、稳
i installed the ros noetic version in my ubuntu22 docker container built from source. and when I print out the pairs, there is no output like this: " - 'rcl_interfaces/msg/Log' (ROS 2) <=> 'rosgraph_msgs/Log' (ROS 1)" I have tried many methods to solve this problem, but it ...