启动usb_cam_node_exe报错Unable to open camera calibration file

[Jessy-Huang]

ros2 run usb_cam usb_cam_node_exe
[INFO] [1721627772.439975498] [usb_cam]: camera_name value: default_cam
[WARN] [1721627772.440033736] [usb_cam]: framerate: 30.000000
[INFO] [1721627772.440610217] [usb_cam]: using default calibration URL
[INFO] [1721627772.440623003] [usb_cam]: camera calibration URL: file:///home//.ros/camera_info/default_cam.yaml
[ERROR] [1721627772.440652016] [camera_calibration_parsers]: Unable to open camera calibration file [/home/hesai/.ros/camera_info/default_cam.yaml]
[WARN] [1721627772.440658017] [usb_cam]: Camera calibration file /home//.ros/camera_info/default_cam.yaml not found
[INFO] [1721627772.558655853] [usb_cam]: Starting 'default_cam' (/dev/video0) at 640x480 via mmap (yuyv) at 30 FPS
This device supports the following formats:
Motion-JPEG 1280 x 720 (30 Hz)
Motion-JPEG 960 x 540 (30 Hz)
Motion-JPEG 848 x 480 (30 Hz)
Motion-JPEG 640 x 480 (30 Hz)
Motion-JPEG 640 x 360 (30 Hz)
Motion-JPEG 352 x 288 (30 Hz)
Motion-JPEG 320 x 240 (30 Hz)
Motion-JPEG 320 x 180 (30 Hz)
YUYV 4:2:2 1280 x 720 (10 Hz)
YUYV 4:2:2 960 x 540 (15 Hz)
YUYV 4:2:2 848 x 480 (20 Hz)
YUYV 4:2:2 640 x 480 (30 Hz)
YUYV 4:2:2 640 x 360 (30 Hz)
YUYV 4:2:2 352 x 288 (30 Hz)
YUYV 4:2:2 320 x 240 (30 Hz)
YUYV 4:2:2 320 x 180 (30 Hz)
[INFO] [1721627772.562795756] [usb_cam]: Setting 'brightness' to 50
unknown control 'white_balance_temperature_auto'

[INFO] [1721627772.572488829] [usb_cam]: Setting 'white_balance_temperature_auto' to 1
[INFO] [1721627772.572511617] [usb_cam]: Setting 'exposure_auto' to 3
unknown control 'exposure_auto'

[INFO] [1721627772.576116358] [usb_cam]: Setting 'focus_auto' to 0
unknown control 'focus_auto'

[INFO] [1721627772.580088388] [usb_cam]: Timer triggering every 33 ms
^C[INFO] [1721627792.931919735] [rclcpp]: signal_handler(signum=2)