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christianrauch / apriltag_ros

ROS2 node for AprilTag detection
MIT License
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ros2 echo, message is invalid #10

Closed lorepieri8 closed 2 years ago

lorepieri8 commented 2 years ago 
$ ros2 topic list
/apriltag/detections
/clicked_point
/color/camera_info
/color/image_raw
/color/metadata
/depth/camera_info
/depth/image_rect_raw
/depth/metadata
/extrinsics/depth_to_color
/extrinsics/depth_to_infra1
/extrinsics/depth_to_infra2
/goal_pose
/imu
/infra1/camera_info
/infra1/image_rect_raw
/infra1/metadata
/infra2/camera_info
/infra2/image_rect_raw
/infra2/metadata
/initialpose
/parameter_events
/rosout
/tf
/tf_static
$ ros2 topic echo /apriltag/detections 
The message type 'apriltag_msgs/msg/AprilTagDetectionArray' is invalid
christianrauch commented 2 years ago

Did you source the workspace that contains that message definition?

lorepieri8 commented 2 years ago

That was the problem, thanks.