Pou-Chun Kung comments

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                                            Pou-Chun Kung

Issue in Chapter 2

I got same problem too. Is there any way to fix it?

In the CMakeLists.txt catkin_package() must be called after add_message_files and generate_messages in project. But after i fixed it ,i got new error as below. ``` fatal error: face_tracker_pkg/centroid.h: No such...

Issue in Chapter 2

Problem solve! Thanks for your help.

Non-monotonic Timestamps of Sensors

Same issue here.

ROS2 image_transport fails to build with ros2 master

Hello, did you know how to solve the issue? I meet same error too.

image_transport build error with ros2

Anyone figure out how to solve this problem? I meet the same error too.

Transform error: Could not find a connection between 'map' and 'arm1'

Hello, I think you guys face the same issue. https://github.com/Hypha-ROS/hypharos_ardrone_navigation/issues/3#issuecomment-487378389

Octomap not visible and ardrone not following path

Hello @boonflies @axelfar Sorry, I didn't describe it clearly. Actually, you should press "l" and "p" in conversion node to lock and publish point cloud. Not in point cloud viewer...

Octomap not visible and ardrone not following path

@boonflies could you pose your rqt node graph in here ? Maybe it can help us to figure out what's happening.

Octomap not visible and ardrone not following path

It seems that LSD slam viewer node didn't publish point cloud. Because we modified the code of original LSD slam. Please check that you are using lsd_slam in our repo.