Billy Lau Pik Lik comments

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                                            Billy Lau Pik Lik

Some Problems when launching single_tb3_house.launch

can you provide more information on this? I have tried to follow the setup using fresh ubuntu 18.04 and not able to recreate this issue.

wall avoidance and multi turtlebot support

Hi, I think you have to aggressively inflates the costmap to solve this issue. However, note that it might reduce the traversability of narrow passage.

map drifting

I am not able to solve this issue after going through the code. I believe they are using OpenCV to merge both submap without providing a fixed anchor to the...

Failed to transform the goal pose from map to map frame

I think the issue is with static broadcaster of TF. Can check the TF tree if possible?

Timed out waiting for transform from tb3_2/base_footprint to map to become available before running costmap, tf error: Could not find a connection between 'map' and 'tb3_2/base_footprint' because they are not part of the same tree.Tf has two or more unconnected trees..

I believe it has something to do with the turtlebot environment setup you have and therefore this issue occurred. Can you download the turtlebot3 library and retry again?