search

ros2 / ros2

The Robot Operating System, is a meta operating system for robots.
https://docs.ros.org
3.33k stars 622 forks source link

ROS2 Humble rqt_graph Problem #1578

Open leizhenyu-lzy opened 2 weeks ago

leizhenyu-lzy commented 2 weeks ago

Bug report

Required Info:

Steps to reproduce issue

ros2 run demo_nodes_py listener
ros2 run demo_nodes_cpp talker
rqt_graph 
ros2 topic list 
ros2 service list

Expected behavior

no empty ellipse

Actual behavior

problem

Additional information

Feature request

Feature description

Implementation considerations

leizhenyu-lzy commented 2 weeks ago

I have re-installed the whole rqt through apt, but the bug remains.

leizhenyu-lzy commented 2 weeks ago

I run no executable but the ellipse remain.

Does that ellipse represent ros2cli daemon?

If I hide Debug

image

If I keep Debug

image

leizhenyu-lzy commented 2 weeks ago

The ros2cli daemon and the empty ellipse exist at the same time

image