izakisyotaro@izakisyotaro-CFFV1-1:~$ ros2 topic echo chatter WARNING: topic [chatter] does not appear to be published yet Could not determine the type for the passed topic
izakisyotaro@izakisyotaro-CFFV1-1:~$ ros2 topic echo chatter WARNING: topic [chatter] does not appear to be published yet Could not determine the type for the passed topic
https://qiita.com/TakanoTaiga/items/b3cb116c73b9e5624c47
Asked by 1203453 on 2023-03-31 21:16:27 UTC
Comments
What is your question? What problems are you having (beyond just posting the error)? What have you tried and what were the results? If you answer these questions you will have a better chance at having your question answered.
Asked by jayess on 2023-04-07 02:44:15 UTC