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ERROR: Cannot load message class for [ultralytics_ros/YoloResult]. Are your messages built? #40

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j9efwf opened this issue Dec 28, 2023 · 1 comment

j9efwf commented Dec 28, 2023

when i ehco the /yolo_result ERROR: Cannot load message class for [ultralytics_ros/YoloResult]. Are your messages built?

Owner

Alpaca-zip commented Jan 2, 2024

Thank you @j9efwf for your valuable report.

Please try the following suggestions from the article below:
ROS Answers Link

Here's my working configuration:

Operating System: Ubuntu 20.04
Environment: Windows Subsystem for Linux (WSL 2)
ROS Version: ROS Noetic

$ rostopic echo /yolo_result --noarr
header:
  seq: 226
  stamp:
    secs: 1317018735
    nsecs: 934211015
  frame_id: "camera_color_left"
detections:
  header:
    seq: 0
    stamp:
      secs: 0
      nsecs:         0
    frame_id: ''
  detections: "<array type: vision_msgs/Detection2D, length: 4>"
masks: "<array type: sensor_msgs/Image, length: 4>"
---

Thank you.

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