chang556

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                                            chang556

[detect_parking-8] process has died [pid 19766, exit code 1, cmd /home/user11/catkin_ws/src/turtlebot3_autorace_2020/turtlebot3_autorace_parking/turtlebot3_autorace_parking_detect/nodes/detect_parking /detect/image_input:=/camera/image_compensated /detect/image_input/compressed:=/camera/image_compensated/compressed /detect/scan:=/scan /detect/image_output:=/detect/image_parking /detect/image_output/compressed:=/detect/image_parking/compressed __name:=detect_parking __log:=/home/user11/.ros/log/a39aa3ce-3523-11eb-80e3-e0d4e8f1883a/detect_parking-8.log]. log file: /home/user11/.ros/log/a39aa3ce-3523-11eb-80e3-e0d4e8f1883a/detect_parking-8*.log

![image](https://user-images.githubusercontent.com/75434070/174933194-f2515b77-e36c-43fd-b3f4-7b4b05418562.png)

hi

not sure where to switch ,can receive the imagery

How to view laser scan on navigation grid?

i have same question。 i will show ('no tf');