rostopic /teleop/cmd_vel vs /cmd_vel
why is /teleop/cmd_vel not return the same type as /cmd_vel ?
cmd_vel
user:~$ rostopic info cmd_vel
Type: geometry_msgs/Twist
Publishers: None
Subscribers:
* /cmd_vel_mux (http://2_simulation:38303/)
* /gazebo (http://2_simulation:34189/)
/teleop/cmd_vel
user:~$ rostopic info /teleop/cmd_vel
Type: unknown type
Publishers: None
Subscribers:
* /cmd_vel_mux (http://2_simulation:38303/